Icebergs · event

North american ice service (nais) iceberg bulletin 150001Z jul

213 messages · 2022-12-12 to 2023-07-16

status: closed 2023-07-16 00:01Z
opened: 2022-12-12 20:52Z
sea: Labrador Sea
position: 57.562, -47.866
joined by: chain (a message cancels or replaces another); proximity (same type, same sea, within 30 nm and 30 days)
key: iceberg:NAVAREA4-1344/2022

Timeline · 213 messages, oldest first

NAVAREA IV 1344/222022-12-12 20:52Z → cancelled 2022-12-14 00:01Z (archive)

North american ice service (nais) iceberg bulletin 130001Z dec

1. NORTH AMERICAN ICE SERVICE (NAIS)
   ICEBERG BULLETIN 130001Z DEC.
2. ICEBERG LIMIT ALONG TRACKLINE JOINING
   53-00N 055-53W, 53-00N 054-00W,
   54-15N 052-30W, 55-30N 052-30W,
   58-15N 054-45W.
3. ESTIMATED ICEBERG LIMIT ALONG
   TRACKLINE JOINING
   58-15N 054-45W, 58-25N 053-15W,
   59-35N 051-30W, 58-00N 046-20W,
   59-05N 040-50W, 63-05N 038-30W,
   65-45N 028-50W.
4. SEA ICE LIMIT ALONG TRACKLINES
   JOINING
   A. 47-05N 064-52W, 47-52N 064-24W,
      48-05N 064-25W, 48-06N 065-04W.
   B. 48-43N 067-54W, 48-16N 069-16W,
      48-59N 068-22W, 49-17N 067-17W,
      49-26N 067-16W.
   C. 50-13N 062-05W, 50-01N 061-56W,
      50-09N 059-36W, 51-15N 058-13W.
   D. 52-27N 055-38W, 53-30N 055-38W,
      54-37N 057-09W, 56-02N 060-13W,
      59-25N 062-58W, 59-56N 062-09W,
      60-23N 061-04W, 61-32N 061-40W,
      63-54N 058-18W, 64-18N 057-52W.
5. MOST RECENT RECONNAISSANCE:
   SOUTHERN LIMIT ICEBERG FLIGHT 06 DEC 22.
6. REPORT POSITION AND TIME OF ANY ICEBERGS
   SEA ICE OR STATIONARY RADAR TARGETS THAT
   MAY LIKELY BE ICE TO THE NEAREST CANADIAN
   COAST GUARD MARINE COMMUNICATIONS AND
   TRAFFIC SERVICE STATION OR
   USING INMARSAT CODE 42.
7. FOR MORE REPORTING INFORMATION OR TO
   DOWNLOAD SHAPEFILES AND WEEKLY PREDICTIONS,
   GO TO WWW.NAVCEN.USCG.GOV/IIP.
8. CANCEL THIS MSG 140001Z DEC 22.

NAVAREA IV 1346/222022-12-13 19:56Z → cancelled 2022-12-15 00:01Z (archive)

North american ice service (nais) iceberg bulletin 140001Z dec

1. NORTH AMERICAN ICE SERVICE (NAIS)
   ICEBERG BULLETIN 140001Z DEC.
2. ICEBERG LIMIT ALONG TRACKLINE JOINING
   53-00N 055-53W, 53-00N 054-00W,
   54-00N 052-30W, 55-30N 052-15W,
   58-15N 054-45W.
3. ESTIMATED ICEBERG LIMIT ALONG
   TRACKLINE JOINING
   58-15N 054-45W, 59-35N 051-30W,
   57-40N 044-40W, 59-05N 040-50W,
   63-35N 037-35W, 65-25N 027-10W.
4. SEA ICE LIMIT ALONG TRACKLINES
   JOINING
   A. 46-59N 064-49W, 47-52N 064-24W,
      48-05N 064-25W, 48-06N 065-04W.
   B. 49-09N 066-25W, 49-05N 067-01W,
      48-39N 068-43W, 49-15N 067-20W,
      49-51N 066-46W, 50-15N 065-50W.
   C. 50-13N 062-05W, 50-01N 061-56W,
      50-09N 059-36W, 51-15N 058-13W.
   D. 52-27N 055-38W, 53-30N 055-38W,
      54-37N 057-09W, 56-02N 060-13W,
      59-25N 062-58W, 59-56N 062-09W,
      60-23N 061-04W, 61-31N 061-30W,
      63-37N 057-57W.
5. MOST RECENT RECONNAISSANCE:
   SOUTHERN LIMIT ICEBERG FLIGHT 06 DEC 22.
6. REPORT POSITION AND TIME OF ANY ICEBERGS
   SEA ICE OR STATIONARY RADAR TARGETS THAT
   MAY LIKELY BE ICE TO THE NEAREST CANADIAN
   COAST GUARD MARINE COMMUNICATIONS AND
   TRAFFIC SERVICE STATION OR
   USING INMARSAT CODE 42.
7. FOR MORE REPORTING INFORMATION OR TO
   DOWNLOAD SHAPEFILES AND WEEKLY PREDICTIONS,
   GO TO WWW.NAVCEN.USCG.GOV/IIP.
8. CANCEL THIS MSG 150001Z DEC 22.

NAVAREA IV 1350/222022-12-14 19:32Z → cancelled 2022-12-16 00:01Z (archive)

North american ice service (nais) iceberg bulletin 150001Z dec

1. NORTH AMERICAN ICE SERVICE (NAIS)
   ICEBERG BULLETIN 150001Z DEC.
2. ICEBERG LIMIT ALONG TRACKLINE JOINING
   52-52N 055-48W, 53-00N 054-00W,
   54-30N 052-00W, 55-30N 052-15W,
   58-15N 054-45W.
3. ESTIMATED ICEBERG LIMIT ALONG
   TRACKLINE JOINING
   58-15N 054-45W, 59-35N 051-30W,
   57-40N 044-40W, 59-05N 040-50W,
   63-35N 037-35W, 65-25N 027-10W.
4. SEA ICE LIMIT ALONG TRACKLINES
   JOINING
   A. 46-59N 064-49W, 47-52N 064-24W,
      48-05N 064-25W, 48-06N 065-04W.
   B. 48-24N 068-39W, 48-41N 068-58W,
      49-13N 067-23W, 49-49N 066-50W,
      50-15N 065-50W.
   C. 50-13N 062-05W, 50-01N 061-56W,
      50-09N 059-36W, 51-15N 058-13W.
   D. 53-16N 055-47W, 53-30N 055-38W,
      54-37N 057-09W, 56-02N 060-13W,
      59-25N 062-58W, 59-36N 061-53W,
      60-00N 060-01W, 61-31N 061-30W,
      63-29N 057-58W.
5. MOST RECENT RECONNAISSANCE:
   SOUTHERN LIMIT ICEBERG FLIGHT 06 DEC 22.
6. REPORT POSITION AND TIME OF ANY ICEBERGS
   SEA ICE OR STATIONARY RADAR TARGETS THAT
   MAY LIKELY BE ICE TO THE NEAREST CANADIAN
   COAST GUARD MARINE COMMUNICATIONS AND
   TRAFFIC SERVICE STATION OR
   USING INMARSAT CODE 42.
7. FOR MORE REPORTING INFORMATION OR TO
   DOWNLOAD SHAPEFILES AND WEEKLY PREDICTIONS,
   GO TO WWW.NAVCEN.USCG.GOV/IIP.
8. CANCEL THIS MSG 160001Z DEC 22.

NAVAREA IV 1353/222022-12-15 19:25Z → cancelled 2022-12-17 00:01Z (archive)

North american ice service (nais) iceberg bulletin 160001Z dec

1. NORTH AMERICAN ICE SERVICE (NAIS)
   ICEBERG BULLETIN 160001Z DEC.
2. ICEBERG LIMIT ALONG TRACKLINE JOINING
   52-48N 056-00W, 52-45N 054-45W,
   54-15N 051-45W, 55-15N 051-45W,
   58-15N 054-45W.
3. ESTIMATED ICEBERG LIMIT ALONG
   TRACKLINE JOINING
   58-15N 054-45W, 59-35N 051-30W,
   57-40N 044-40W, 59-05N 040-50W,
   63-35N 037-35W, 65-25N 027-10W.
4. SEA ICE LIMIT ALONG TRACKLINES
   JOINING:
   A. 46-59N 064-49W, 47-52N 064-24W,
      48-05N 064-25W, 48-06N 065-04W.
   B. 48-24N 068-39W, 48-41N 068-58W,
      49-13N 067-23W, 49-49N 066-50W,
      50-15N 065-50W.
   C. 50-13N 062-05W, 50-01N 061-56W,
      50-09N 059-36W, 51-15N 058-13W.
   D. 53-16N 055-47W, 53-30N 055-40W,
      54-45N 057-15W, 56-00N 060-15W,
      59-30N 062-45W, 58-52N 061-21W,
      59-16N 059-41W, 61-31N 061-30W,
      63-21N 057-57W.
5. MOST RECENT RECONNAISSANCE:
   SOUTHERN LIMIT ICEBERG FLIGHT 06 DEC 22.
6. REPORT POSITION AND TIME OF ANY ICEBERGS
   SEA ICE OR STATIONARY RADAR TARGETS THAT
   MAY LIKELY BE ICE TO THE NEAREST CANADIAN
   COAST GUARD MARINE COMMUNICATIONS AND
   TRAFFIC SERVICE STATION OR
   USING INMARSAT CODE 42.
7. FOR MORE REPORTING INFORMATION OR TO
   DOWNLOAD SHAPEFILES AND WEEKLY PREDICTIONS,
   GO TO WWW.NAVCEN.USCG.GOV/IIP.
8. CANCEL THIS MSG 170001Z DEC 22.

NAVAREA IV 1360/222022-12-16 22:17Z → cancelled 2022-12-18 00:01Z (archive)

North american ice service (nais) iceberg bulletin 170001Z dec

1. NORTH AMERICAN ICE SERVICE (NAIS)
   ICEBERG BULLETIN 170001Z DEC.
2. ICEBERG LIMIT ALONG TRACKLINE JOINING
   52-40N 055-50W, 52-45N 054-45W,
   54-15N 051-45W, 55-15N 051-45W,
   58-15N 054-45W.
3. ESTIMATED ICEBERG LIMIT ALONG
   TRACKLINE JOINING
   58-15N 054-45W, 59-35N 051-30W,
   57-40N 044-40W, 58-55N 041-15W,
   63-30N 038-15W, 65-25N 027-10W.
4. SEA ICE LIMIT ALONG TRACKLINES
   JOINING:
   A. 46-59N 064-49W, 47-52N 064-24W,
      48-05N 064-25W, 48-06N 065-04W.
   B. 48-24N 068-39W, 48-41N 068-58W,
      49-13N 067-23W, 49-49N 066-50W,
      50-15N 065-50W.
   C. 50-13N 062-05W, 50-01N 061-56W,
      50-09N 059-36W, 51-15N 058-13W.
   D. 53-16N 055-47W, 53-30N 055-40W,
      54-45N 057-15W, 56-00N 060-15W,
      59-30N 062-45W, 58-52N 061-21W,
      59-21N 059-19W, 61-31N 061-30W,
      63-21N 057-57W.
5. MOST RECENT RECONNAISSANCE:
   EASTERN LIMIT SATELLITE PASS 16 DEC 22.
6. REPORT POSITION AND TIME OF ANY ICEBERGS
   SEA ICE OR STATIONARY RADAR TARGETS THAT
   MAY LIKELY BE ICE TO THE NEAREST CANADIAN
   COAST GUARD MARINE COMMUNICATIONS AND
   TRAFFIC SERVICE STATION OR
   USING INMARSAT CODE 42.
7. FOR MORE REPORTING INFORMATION OR TO
   DOWNLOAD SHAPEFILES AND WEEKLY PREDICTIONS,
   GO TO WWW.NAVCEN.USCG.GOV/IIP.
8. CANCEL THIS MSG 180001Z DEC 22.

NAVAREA IV 1366/222022-12-17 19:16Z → cancelled 2022-12-19 00:01Z (archive)

North american ice service (nais) iceberg bulletin 180001Z dec

1. NORTH AMERICAN ICE SERVICE (NAIS)
   ICEBERG BULLETIN 180001Z DEC.
2. ICEBERG LIMIT ALONG TRACKLINE JOINING
   52-40N 055-50W, 52-45N 054-45W,
   54-15N 051-45W, 55-15N 051-45W,
   58-15N 054-45W.
3. ESTIMATED ICEBERG LIMIT ALONG
   TRACKLINE JOINING
   58-15N 054-45W, 59-35N 051-30W,
   57-40N 044-40W, 58-55N 041-15W,
   63-30N 038-15W, 65-25N 027-10W.
4. SEA ICE LIMIT ALONG TRACKLINES
   JOINING
   A. 46-59N 064-49W, 47-52N 064-24W,
      48-05N 064-25W, 48-06N 065-04W.
   B. 48-24N 068-39W, 48-41N 068-58W,
      49-13N 067-23W, 49-49N 066-50W,
      50-15N 065-50W.
   C. 50-13N 062-05W, 50-01N 061-56W,
      50-09N 059-36W, 51-15N 058-13W.
   D. 53-16N 055-47W, 53-30N 055-40W,
      54-45N 057-15W, 56-00N 060-15W,
      58-38N 062-02W, 58-26N 061-03W,
      58-55N 059-02W, 61-20N 060-42W,
      63-08N 057-50W.
5. MOST RECENT RECONNAISSANCE:
   INTERIOR SATELLITE PASS 17 DEC 22.
6. REPORT POSITION AND TIME OF ANY ICEBERGS
   SEA ICE OR STATIONARY RADAR TARGETS THAT
   MAY LIKELY BE ICE TO THE NEAREST CANADIAN
   COAST GUARD MARINE COMMUNICATIONS AND
   TRAFFIC SERVICE STATION OR
   USING INMARSAT CODE 42.
7. FOR MORE REPORTING INFORMATION OR TO
   DOWNLOAD SHAPEFILES AND WEEKLY PREDICTIONS,
   GO TO WWW.NAVCEN.USCG.GOV/IIP.
8. CANCEL THIS MSG 190001Z DEC 22.

NAVAREA IV 1370/222022-12-18 20:15Z → cancelled 2022-12-20 00:01Z (archive)

North american ice service (nais) iceberg bulletin 190001Z dec

1. NORTH AMERICAN ICE SERVICE (NAIS)
   ICEBERG BULLETIN 190001Z DEC.
2. ICEBERG LIMIT ALONG TRACKLINE JOINING
   52-37N 055-46W, 52-45N 054-45W,
   54-15N 051-45W, 55-15N 051-45W,
   58-15N 054-45W.
3. ESTIMATED ICEBERG LIMIT ALONG
   TRACKLINE JOINING
   58-15N 054-45W, 59-35N 051-30W,
   57-40N 044-40W, 58-55N 041-15W,
   63-30N 038-15W, 65-25N 027-10W.
4. SEA ICE LIMIT ALONG TRACKLINES
   JOINING
   A. 46-59N 064-49W, 47-52N 064-24W,
      48-05N 064-25W, 48-06N 065-04W.
   B. 48-24N 068-39W, 48-41N 068-58W,
      49-13N 067-23W, 49-49N 066-50W,
      50-15N 065-50W.
   C. 50-13N 062-05W, 50-01N 061-56W,
      50-09N 059-36W, 51-15N 058-13W.
   D. 53-16N 055-47W, 53-30N 055-40W,
      54-45N 057-15W, 56-00N 060-15W,
      58-38N 062-02W, 58-26N 061-03W,
      58-55N 059-02W, 61-20N 060-42W,
      63-08N 057-50W.
5. MOST RECENT RECONNAISSANCE:
   INTERIOR SATELLITE PASS 18 DEC 22.
6. REPORT POSITION AND TIME OF ANY ICEBERGS
   SEA ICE OR STATIONARY RADAR TARGETS THAT
   MAY LIKELY BE ICE TO THE NEAREST CANADIAN
   COAST GUARD MARINE COMMUNICATIONS AND
   TRAFFIC SERVICE STATION OR
   USING INMARSAT CODE 42.
7. FOR MORE REPORTING INFORMATION OR TO
   DOWNLOAD SHAPEFILES AND WEEKLY PREDICTIONS,
   GO TO WWW.NAVCEN.USCG.GOV/IIP.
8. CANCEL THIS MSG 200001Z DEC 22.

NAVAREA IV 1372/222022-12-19 19:37Z → cancelled 2022-12-21 00:01Z (archive)

North american ice service (nais) iceberg bulletin 200001Z dec

1. NORTH AMERICAN ICE SERVICE (NAIS)
   ICEBERG BULLETIN 200001Z DEC.
2. ICEBERG LIMIT ALONG TRACKLINE JOINING
   52-27N 055-40W, 52-45N 054-30W,
   54-00N 052-00W, 55-15N 052-00W,
   58-15N 054-45W.
3. ESTIMATED ICEBERG LIMIT ALONG
   TRACKLINE JOINING
   58-15N 054-45W, 59-35N 051-30W,
   57-40N 044-40W, 58-55N 041-15W,
   63-30N 038-15W, 65-25N 027-10W.
4. SEA ICE LIMIT ALONG TRACKLINES
   JOINING
   A. 46-59N 064-49W, 47-52N 064-24W,
      48-05N 064-25W, 48-06N 065-04W.
   B. 48-11N 069-07W, 48-41N 068-58W,
      49-13N 067-23W, 49-49N 066-50W,
      50-15N 065-50W.
   C. 50-13N 062-05W, 50-01N 061-56W,
      50-09N 059-36W, 51-15N 058-13W.
   D. 53-16N 055-47W, 53-30N 055-40W,
      54-45N 057-15W, 56-00N 060-15W,
      58-38N 062-02W, 58-09N 060-51W,
      58-30N 058-48W, 61-20N 060-42W,
      63-08N 057-50W.
5. MOST RECENT RECONNAISSANCE:
   INTERIOR SATELLITE PASS 19 DEC 22.
6. REPORT POSITION AND TIME OF ANY ICEBERGS
   SEA ICE OR STATIONARY RADAR TARGETS THAT
   MAY LIKELY BE ICE TO THE NEAREST CANADIAN
   COAST GUARD MARINE COMMUNICATIONS AND
   TRAFFIC SERVICE STATION OR
   USING INMARSAT CODE 42.
7. FOR MORE REPORTING INFORMATION OR TO
   DOWNLOAD SHAPEFILES AND WEEKLY PREDICTIONS,
   GO TO WWW.NAVCEN.USCG.GOV/IIP.
8. CANCEL THIS MSG 210001Z DEC 22.

NAVAREA IV 1377/222022-12-20 19:56Z → cancelled 2022-12-22 00:01Z (archive)

North american ice service (nais) iceberg bulletin 210001Z dec

1. NORTH AMERICAN ICE SERVICE (NAIS)
   ICEBERG BULLETIN 210001Z DEC.
2. ICEBERG LIMIT ALONG TRACKLINE JOINING
   52-27N 055-40W, 52-45N 054-30W,
   54-00N 052-00W, 55-15N 052-00W,
   58-15N 054-45W.
3. ESTIMATED ICEBERG LIMIT ALONG
   TRACKLINE JOINING
   58-15N 054-45W, 61-25N 052-40W,
   58-55N 047-35W, 58-55N 041-15W,
   64-05N 037-20W, 65-25N 027-10W.
4. SEA ICE LIMIT ALONG TRACKLINES
   JOINING
   A. 46-59N 064-49W, 47-52N 064-24W,
      48-05N 064-25W, 48-06N 065-04W.
   B. 48-11N 069-07W, 48-41N 068-58W,
      49-13N 067-23W, 49-49N 066-50W,
      50-15N 065-50W.
   C. 50-13N 062-05W, 50-01N 061-56W,
      50-09N 059-36W, 51-15N 058-13W.
   D. 53-16N 055-47W, 53-30N 055-40W,
      54-45N 057-15W, 56-00N 060-15W,
      58-38N 062-02W, 58-09N 060-51W,
      58-30N 058-48W, 61-20N 060-42W,
      62-40N 057-38W.
5. MOST RECENT RECONNAISSANCE:
   INTERIOR SATELLITE PASS 20 DEC 22.
6. REPORT POSITION AND TIME OF ANY ICEBERGS
   SEA ICE OR STATIONARY RADAR TARGETS THAT
   MAY LIKELY BE ICE TO THE NEAREST CANADIAN
   COAST GUARD MARINE COMMUNICATIONS AND
   TRAFFIC SERVICE STATION OR
   USING INMARSAT CODE 42.
7. FOR MORE REPORTING INFORMATION OR TO
   DOWNLOAD SHAPEFILES AND WEEKLY PREDICTIONS,
   GO TO WWW.NAVCEN.USCG.GOV/IIP.
8. CANCEL THIS MSG 220001Z DEC 22.

NAVAREA IV 1379/222022-12-21 19:05Z → cancelled 2022-12-23 00:01Z (archive)

North american ice service (nais) iceberg bulletin 220001Z dec

1. NORTH AMERICAN ICE SERVICE (NAIS)
   ICEBERG BULLETIN 220001Z DEC.
2. ICEBERG LIMIT ALONG TRACKLINE JOINING
   52-27N 055-40W, 52-45N 054-30W,
   54-00N 052-00W, 55-15N 052-00W,
   58-15N 054-45W.
3. ESTIMATED ICEBERG LIMIT ALONG
   TRACKLINE JOINING
   58-15N 054-45W, 61-25N 052-40W,
   58-55N 047-35W, 58-55N 041-15W,
   64-05N 037-20W, 65-25N 027-10W.
4. SEA ICE LIMIT ALONG TRACKLINES
   JOINING
   A. 48-11N 069-07W, 48-41N 068-58W,
      49-13N 067-23W, 49-49N 066-50W,
      50-15N 065-50W.
   B. 46-59N 064-49W, 47-52N 064-24W,
      48-05N 064-25W, 48-06N 065-04W.
   C. 50-13N 062-05W, 50-01N 061-56W,
      50-09N 059-36W, 51-15N 058-13W.
   D. 53-16N 055-47W, 53-30N 055-40W,
      54-45N 057-15W, 56-00N 060-15W,
      59-30N 062-53W, 59-34N 061-52W,
      60-09N 060-38W, 61-02N 061-19W,
      62-40N 057-38W.
5. MOST RECENT RECONNAISSANCE:
   INTERIOR SATELLITE PASS 21 DEC 22.
6. REPORT POSITION AND TIME OF ANY ICEBERGS
   SEA ICE OR STATIONARY RADAR TARGETS THAT
   MAY LIKELY BE ICE TO THE NEAREST CANADIAN
   COAST GUARD MARINE COMMUNICATIONS AND
   TRAFFIC SERVICE STATION OR
   USING INMARSAT CODE 42.
7. FOR MORE REPORTING INFORMATION OR TO
   DOWNLOAD SHAPEFILES AND WEEKLY PREDICTIONS,
   GO TO WWW.NAVCEN.USCG.GOV/IIP.
8. CANCEL THIS MSG 230001Z DEC 22.

NAVAREA IV 1382/222022-12-22 21:09Z → cancelled 2022-12-24 00:01Z (archive)

North american ice service (nais) iceberg bulletin 230001Z dec

1. NORTH AMERICAN ICE SERVICE (NAIS)
   ICEBERG BULLETIN 230001Z DEC.
2. ICEBERG LIMIT ALONG TRACKLINE JOINING
   52-27N 055-40W, 52-45N 054-30W,
   54-00N 052-00W, 55-15N 052-00W,
   58-15N 054-45W.
3. ESTIMATED ICEBERG LIMIT ALONG
   TRACKLINE JOINING
   58-15N 054-45W, 61-25N 052-40W,
   58-55N 047-35W, 58-55N 041-15W,
   64-05N 037-20W, 65-25N 027-10W.
4. SEA ICE LIMIT ALONG TRACKLINES
   JOINING
   A. 48-11N 069-07W, 48-41N 068-58W,
      49-13N 067-23W, 49-49N 066-50W,
      50-15N 065-50W.
   B. 46-59N 064-49W, 47-52N 064-24W,
      48-05N 064-25W, 48-06N 065-04W.
   C. 50-13N 062-05W, 50-01N 061-56W,
      50-09N 059-36W, 51-15N 058-13W.
   D. 53-16N 055-47W, 53-30N 055-40W,
      54-45N 057-15W, 56-00N 060-15W,
      59-30N 062-53W, 59-34N 061-52W,
      60-09N 060-38W, 61-02N 061-19W,
      62-40N 057-38W.
5. MOST RECENT RECONNAISSANCE:
   INTERIOR SATELLITE PASS 22 DEC 22.
6. REPORT POSITION AND TIME OF ANY ICEBERGS
   SEA ICE OR STATIONARY RADAR TARGETS THAT
   MAY LIKELY BE ICE TO THE NEAREST CANADIAN
   COAST GUARD MARINE COMMUNICATIONS AND
   TRAFFIC SERVICE STATION OR
   USING INMARSAT CODE 42.
7. FOR MORE REPORTING INFORMATION OR TO
   DOWNLOAD SHAPEFILES AND WEEKLY PREDICTIONS,
   GO TO WWW.NAVCEN.USCG.GOV/IIP.
8. CANCEL THIS MSG 240001Z DEC 22.

NAVAREA IV 1385/222022-12-23 21:35Z → cancelled 2022-12-25 00:01Z (archive)

North american ice service (nais) iceberg bulletin 240001Z dec

1. NORTH AMERICAN ICE SERVICE (NAIS)
   ICEBERG BULLETIN 240001Z DEC.
2. ICEBERG LIMIT ALONG TRACKLINE JOINING
   52-27N 055-40W, 53-30N 052-30W,
   54-00N 052-00W, 55-15N 052-00W,
   58-15N 054-45W.
3. ESTIMATED ICEBERG LIMIT ALONG
   TRACKLINE JOINING
   58-15N 054-45W, 60-50N 053-05W,
   58-55N 047-35W, 58-55N 041-15W,
   64-05N 037-20W, 65-25N 027-10W.
4. SEA ICE LIMIT ALONG TRACKLINES
   JOINING
   A. 48-11N 069-07W, 48-41N 068-58W,
      49-13N 067-23W, 49-49N 066-50W,
      50-15N 065-50W.
   B. 46-59N 064-49W, 47-52N 064-24W,
      48-05N 064-25W, 48-06N 065-04W.
   C. 50-13N 063-17W, 49-59N 062-47W,
      50-09N 059-36W, 51-15N 058-13W.
   D. 53-16N 055-47W, 53-30N 055-40W,
      54-45N 057-15W, 56-00N 060-15W,
      59-19N 062-44W, 59-23N 061-44W,
      60-00N 060-24W, 61-02N 061-19W,
      62-40N 057-38W.
5. MOST RECENT RECONNAISSANCE:
   INTERIOR SATELLITE PASS 22 DEC 23.
6. REPORT POSITION AND TIME OF ANY ICEBERGS
   SEA ICE OR STATIONARY RADAR TARGETS THAT
   MAY LIKELY BE ICE TO THE NEAREST CANADIAN
   COAST GUARD MARINE COMMUNICATIONS AND
   TRAFFIC SERVICE STATION OR
   USING INMARSAT CODE 42.
7. FOR MORE REPORTING INFORMATION OR TO
   DOWNLOAD SHAPEFILES AND WEEKLY PREDICTIONS,
   GO TO WWW.NAVCEN.USCG.GOV/IIP.
8. CANCEL THIS MSG 250001Z DEC 22.

NAVAREA IV 1390/222022-12-24 21:19Z → cancelled 2022-12-26 00:01Z (archive)

North american ice service (nais) iceberg bulletin 250001Z dec

1. NORTH AMERICAN ICE SERVICE (NAIS)
   ICEBERG BULLETIN 250001Z DEC.
2. ICEBERG LIMIT ALONG TRACKLINE JOINING
   52-27N 055-40W, 53-15N 052-30W,
   54-00N 052-00W, 55-15N 052-00W,
   57-00N 056-00W, 58-15N 054-45W.
3. ESTIMATED ICEBERG LIMIT ALONG
   TRACKLINE JOINING
   58-15N 054-45W, 60-50N 053-05W,
   58-55N 047-35W, 58-55N 041-15W,
   64-05N 037-20W, 65-25N 027-10W.
4. SEA ICE LIMIT ALONG TRACKLINES
   JOINING
   A. 48-11N 069-07W, 48-41N 068-58W,
      49-13N 067-23W, 49-49N 066-50W,
      50-15N 065-50W.
   B. 46-59N 064-49W, 47-52N 064-24W,
      48-05N 064-25W, 48-06N 065-04W.
   C. 50-13N 063-17W, 49-59N 062-47W,
      50-09N 059-36W, 51-15N 058-13W.
   D. 53-16N 055-47W, 53-30N 055-40W,
      54-45N 057-15W, 56-00N 060-15W,
      59-19N 062-44W, 59-23N 061-44W,
      59-46N 060-12W, 61-10N 061-26W,
      63-17N 057-55W.
5. NOTE THE SIGNIFICANT REDUCTION OF THE
   ICEBERG LIMIT SINCE 240001Z DEC BULLETIN
   DUE TO PREDICTED DETERIORATION.
6. MOST RECENT RECONNAISSANCE:
   INTERIOR SATELLITE PASS 24 DEC 22.
7. REPORT POSITION AND TIME OF ANY ICEBERGS
   SEA ICE OR STATIONARY RADAR TARGETS THAT
   MAY LIKELY BE ICE TO THE NEAREST CANADIAN
   COAST GUARD MARINE COMMUNICATIONS AND
   TRAFFIC SERVICE STATION OR
   USING INMARSAT CODE 42.
8. FOR MORE REPORTING INFORMATION OR TO
   DOWNLOAD SHAPEFILES AND WEEKLY PREDICTIONS,
   GO TO WWW.NAVCEN.USCG.GOV/IIP.
9. CANCEL THIS MSG 260001Z DEC 22.

NAVAREA IV 1394/222022-12-25 19:52Z → cancelled 2022-12-27 00:01Z (archive)

North american ice service (nais) iceberg bulletin 260001Z dec

1. NORTH AMERICAN ICE SERVICE (NAIS)
   ICEBERG BULLETIN 260001Z DEC.
2. ICEBERG LIMIT ALONG TRACKLINE JOINING
   52-27N 055-40W, 53-15N 052-30W,
   54-00N 051-45W, 55-15N 051-45W,
   57-00N 056-00W, 58-15N 054-45W.
3. ESTIMATED ICEBERG LIMIT ALONG
   TRACKLINE JOINING
   58-15N 054-45W, 60-50N 053-05W,
   58-55N 047-35W, 58-55N 041-15W,
   64-05N 037-20W, 65-25N 027-10W.
4. SEA ICE LIMIT ALONG TRACKLINES
   JOINING
   A. 48-11N 069-07W, 48-41N 068-58W,
      49-13N 067-23W, 49-49N 066-50W,
      50-15N 065-50W.
   B. 46-59N 064-49W, 47-52N 064-24W,
      48-05N 064-25W, 48-06N 065-04W.
   C. 50-16N 064-08W, 49-56N 063-30W,
      50-09N 059-36W, 51-15N 058-13W.
   D. 53-16N 055-47W, 53-30N 055-40W,
      54-45N 057-15W, 56-00N 060-15W,
      59-19N 062-44W, 59-23N 061-44W,
      59-46N 060-12W, 61-10N 061-26W,
      63-17N 057-55W.
5. MOST RECENT RECONNAISSANCE:
   INTERIOR SATELLITE PASS 25 DEC 22.
6. REPORT POSITION AND TIME OF ANY ICEBERGS
   SEA ICE OR STATIONARY RADAR TARGETS THAT
   MAY LIKELY BE ICE TO THE NEAREST CANADIAN
   COAST GUARD MARINE COMMUNICATIONS AND
   TRAFFIC SERVICE STATION OR
   USING INMARSAT CODE 42.
7. FOR MORE REPORTING INFORMATION OR TO
   DOWNLOAD SHAPEFILES AND WEEKLY PREDICTIONS,
   GO TO WWW.NAVCEN.USCG.GOV/IIP.
8. CANCEL THIS MSG 270001Z DEC 22.

NAVAREA IV 1397/222022-12-26 19:49Z → cancelled 2022-12-28 00:01Z (archive)

North american ice service (nais) iceberg bulletin 270001Z dec

1. NORTH AMERICAN ICE SERVICE (NAIS)
   ICEBERG BULLETIN 270001Z DEC.
2. ICEBERG LIMIT ALONG TRACKLINE JOINING
   52-27N 055-40W, 53-30N 052-00W,
   54-30N 051-30W, 55-15N 051-45W,
   57-00N 056-00W, 58-15N 054-45W.
3. ESTIMATED ICEBERG LIMIT ALONG
   TRACKLINE JOINING
   58-15N 054-45W, 60-50N 053-05W,
   58-55N 047-35W, 58-55N 041-15W,
   64-05N 037-20W, 65-25N 027-10W.
4. SEA ICE LIMIT ALONG TRACKLINES
   JOINING
   A. 48-24N 068-39W, 48-42N 068-37W,
      49-13N 067-23W, 49-49N 066-50W,
      50-15N 065-42W.
   B. 46-59N 064-49W, 47-52N 064-24W,
      48-05N 064-25W, 48-06N 065-04W.
   C. 50-16N 064-08W, 49-56N 063-30W,
      50-09N 059-36W, 51-18N 058-02W.
   D. 53-16N 055-47W, 53-30N 055-40W,
      54-45N 057-15W, 56-00N 060-15W,
      59-19N 062-44W, 59-23N 061-44W,
      61-36N 062-40W, 63-33N 058-32W,
      64-24N 057-51W.
5. MOST RECENT RECONNAISSANCE:
   INTERIOR SATELLITE PASS 26 DEC 22.
6. REPORT POSITION AND TIME OF ANY ICEBERGS
   SEA ICE OR STATIONARY RADAR TARGETS THAT
   MAY LIKELY BE ICE TO THE NEAREST CANADIAN
   COAST GUARD MARINE COMMUNICATIONS AND
   TRAFFIC SERVICE STATION OR
   USING INMARSAT CODE 42.
7. FOR MORE REPORTING INFORMATION OR TO
   DOWNLOAD SHAPEFILES AND WEEKLY PREDICTIONS,
   GO TO WWW.NAVCEN.USCG.GOV/IIP.
8. CANCEL THIS MSG 280001Z DEC 22.

NAVAREA IV 1398/222022-12-27 20:10Z → cancelled 2022-12-29 00:01Z (archive)

North american ice service (nais) iceberg bulletin 280001Z dec

1. NORTH AMERICAN ICE SERVICE (NAIS)
   ICEBERG BULLETIN 280001Z DEC.
2. ICEBERG LIMIT ALONG TRACKLINE JOINING
   52-27N 055-40W, 53-15N 052-00W,
   54-30N 051-00W, 55-15N 051-30W,
   57-00N 055-00W, 58-15N 054-45W.
3. ESTIMATED ICEBERG LIMIT ALONG
   TRACKLINE JOINING
   58-15N 054-45W, 60-50N 053-05W,
   58-55N 047-35W, 58-55N 041-15W,
   64-05N 037-20W, 64-40N 028-00W.
4. SEA ICE LIMIT ALONG TRACKLINES
   JOINING
   A. 48-35N 068-18W, 48-39N 068-53W,
      49-15N 067-16W, 49-49N 066-50W,
      50-15N 065-42W.
   B. 46-22N 064-34W, 47-12N 064-43W,
      48-34N 064-00W, 48-45N 064-10W.
   C. 50-16N 064-08W, 50-07N 063-42W,
      49-58N 061-26W, 50-09N 059-36W,
      51-25N 057-37W.
   D. 53-16N 055-47W, 53-30N 055-40W,
      54-45N 057-15W, 56-00N 060-15W,
      59-19N 062-44W, 60-11N 062-21W,
      61-52N 063-00W, 63-43N 058-49W,
      64-48N 057-48W.
5. MOST RECENT RECONNAISSANCE:
   INTERIOR SATELLITE PASS 27 DEC 22.
6. REPORT POSITION AND TIME OF ANY ICEBERGS
   SEA ICE OR STATIONARY RADAR TARGETS THAT
   MAY LIKELY BE ICE TO THE NEAREST CANADIAN
   COAST GUARD MARINE COMMUNICATIONS AND
   TRAFFIC SERVICE STATION OR
   USING INMARSAT CODE 42.
7. FOR MORE REPORTING INFORMATION OR TO
   DOWNLOAD SHAPEFILES AND WEEKLY PREDICTIONS,
   GO TO WWW.NAVCEN.USCG.GOV/IIP.
8. CANCEL THIS MSG 290001Z DEC 22.

NAVAREA IV 1402/222022-12-28 19:14Z → cancelled 2022-12-30 00:01Z (archive)

North american ice service (nais) iceberg bulletin 290001Z dec

1. NORTH AMERICAN ICE SERVICE (NAIS)
   ICEBERG BULLETIN 290001Z DEC.
2. ICEBERG LIMIT ALONG TRACKLINE JOINING
   52-13N 055-39W, 53-00N 052-00W,
   54-15N 050-30W, 55-00N 051-00W,
   58-15N 054-45W.
3. ESTIMATED ICEBERG LIMIT ALONG
   TRACKLINE JOINING
   58-15N 054-45W, 60-50N 053-05W,
   58-55N 047-35W, 58-55N 041-15W,
   64-05N 037-20W, 64-40N 028-00W.
4. SEA ICE LIMIT ALONG TRACKLINES
   JOINING:
   A. 48-35N 068-18W, 48-39N 068-53W,
      49-15N 067-16W, 49-49N 066-50W,
      50-15N 065-42W.
   B. 45-41N 062-23W, 45-58N 062-32W.
   C. 46-26N 062-48W, 47-29N 064-34W,
      48-34N 064-00W, 48-45N 064-10W.
   D. 50-17N 064-32W, 50-10N 064-11W,
      49-58N 061-26W, 50-09N 059-36W,
      51-25N 057-37W.
   E. 53-16N 055-47W, 53-30N 055-40W,
      54-45N 057-15W, 56-00N 060-15W,
      59-19N 062-44W, 60-11N 062-21W,
      60-53N 061-54W, 61-51N 062-26W,
      63-43N 058-49W, 64-48N 057-48W.
5. MOST RECENT RECONNAISSANCE:
   INTERIOR SATELLITE PASS 28 DEC 22.
6. REPORT POSITION AND TIME OF ANY ICEBERGS
   SEA ICE OR STATIONARY RADAR TARGETS THAT
   MAY LIKELY BE ICE TO THE NEAREST CANADIAN
   COAST GUARD MARINE COMMUNICATIONS AND
   TRAFFIC SERVICE STATION OR
   USING INMARSAT CODE 42.
7. FOR MORE REPORTING INFORMATION OR TO
   DOWNLOAD SHAPEFILES AND WEEKLY PREDICTIONS,
   GO TO WWW.NAVCEN.USCG.GOV/IIP.
8. CANCEL THIS MSG 300001Z DEC 22.

NAVAREA IV 1404/222022-12-29 19:03Z → cancelled 2022-12-31 00:01Z (archive)

North american ice service (nais) iceberg bulletin 300001Z dec

1. NORTH AMERICAN ICE SERVICE (NAIS)
   ICEBERG BULLETIN 300001Z DEC.
2. ICEBERG LIMIT ALONG TRACKLINE JOINING
   52-05N 055-42W, 52-30N 052-00W,
   53-45N 050-15W, 54-45N 050-15W,
   58-15N 056-30W.
3. ESTIMATED ICEBERG LIMIT ALONG
   TRACKLINE JOINING
   58-15N 056-30W, 60-50N 053-05W,
   58-55N 047-35W, 58-55N 041-15W,
   64-05N 037-20W, 64-40N 028-00W.
4. SEA ICE LIMIT ALONG TRACKLINES
   JOINING:
   A. 48-50N 067-35W, 48-58N 067-36W,
      49-15N 067-16W, 49-49N 066-50W,
      50-15N 065-42W.
   B. 45-41N 062-23W, 45-58N 062-32W.
   C. 46-26N 062-48W, 47-29N 064-34W,
      48-34N 064-00W, 48-45N 064-10W.
   D. 50-16N 064-45W, 50-07N 064-20W,
      49-58N 061-26W, 50-09N 059-36W,
      51-16N 057-47W, 51-19N 057-29W,
      51-29N 056-16W.
   E. 51-06N 055-44W, 51-38N 055-10W,
      53-26N 055-20W, 54-51N 057-10W,
      55-58N 060-04W, 59-19N 062-44W,
      60-11N 062-21W, 60-53N 061-54W,
      61-38N 062-15W, 62-20N 060-16W,
      63-42N 057-56W.
5. MOST RECENT RECONNAISSANCE:
   EASTERN LIMIT SATELLITE PASS 29 DEC 22.
6. REPORT POSITION AND TIME OF ANY ICEBERGS
   SEA ICE OR STATIONARY RADAR TARGETS THAT
   MAY LIKELY BE ICE TO THE NEAREST CANADIAN
   COAST GUARD MARINE COMMUNICATIONS AND
   TRAFFIC SERVICE STATION OR
   USING INMARSAT CODE 42.
7. FOR MORE REPORTING INFORMATION OR TO
   DOWNLOAD SHAPEFILES AND WEEKLY PREDICTIONS,
   GO TO WWW.NAVCEN.USCG.GOV/IIP.
8. CANCEL THIS MSG 310001Z DEC 22.

NAVAREA IV 1408/222022-12-30 19:09Z → cancelled 2023-01-01 00:01Z (archive)

North american ice service (nais) iceberg bulletin 310001Z dec

1. NORTH AMERICAN ICE SERVICE (NAIS)
   ICEBERG BULLETIN 310001Z DEC.
2. ICEBERG LIMIT ALONG TRACKLINE JOINING
   51-47N 056-13W, 51-45N 054-00W,
   53-00N 050-15W, 54-45N 050-15W,
   58-15N 056-30W.
3. ESTIMATED ICEBERG LIMIT ALONG
   TRACKLINE JOINING
   58-15N 056-30W, 60-25N 053-25W,
   58-55N 047-35W, 59-10N 041-25W,
   63-05N 038-10W, 64-40N 028-00W.
4. SEA ICE LIMIT ALONG TRACKLINES
   JOINING:
   A. 48-50N 067-35W, 48-58N 067-36W,
      49-15N 067-16W, 49-49N 066-50W,
      50-15N 065-42W.
   B. 45-41N 062-23W, 45-58N 062-32W.
   C. 46-26N 062-48W, 47-29N 064-34W,
      48-34N 064-00W, 48-45N 064-10W.
   D. 50-16N 064-45W, 50-07N 064-20W,
      49-58N 061-26W, 50-09N 059-36W,
      51-16N 057-47W, 51-19N 057-29W,
      51-29N 056-16W.
   E. 51-06N 055-44W, 51-38N 055-10W,
      53-26N 055-20W, 54-51N 057-10W,
      55-56N 059-55W, 59-53N 063-17W,
      59-58N 062-10W, 60-29N 061-49W,
      61-38N 062-15W, 62-20N 060-16W,
      63-51N 058-04W, 64-05N 057-54W.
5. MOST RECENT RECONNAISSANCE:
   INTERIOR SATELLITE PASS 30 DEC 22.
6. REPORT POSITION AND TIME OF ANY ICEBERGS
   SEA ICE OR STATIONARY RADAR TARGETS THAT
   MAY LIKELY BE ICE TO THE NEAREST CANADIAN
   COAST GUARD MARINE COMMUNICATIONS AND
   TRAFFIC SERVICE STATION OR
   USING INMARSAT CODE 42.
7. FOR MORE REPORTING INFORMATION OR TO
   DOWNLOAD SHAPEFILES AND WEEKLY PREDICTIONS,
   GO TO WWW.NAVCEN.USCG.GOV/IIP.
8. CANCEL THIS MSG 010001Z JAN 23.

NAVAREA IV 1414/222022-12-31 19:03Z → cancelled 2023-01-02 00:01Z (archive)

North american ice service (nais) iceberg bulletin 010001Z jan

1. NORTH AMERICAN ICE SERVICE (NAIS)
   ICEBERG BULLETIN 010001Z JAN.
2. ICEBERG LIMIT ALONG TRACKLINE JOINING
   51-47N 056-13W, 51-45N 054-00W,
   52-30N 051-00W, 53-30N 050-15W,
   54-30N 050-15W, 58-15N 056-30W.
3. ESTIMATED ICEBERG LIMIT ALONG
   TRACKLINE JOINING
   58-15N 056-30W, 60-25N 053-25W,
   58-55N 047-35W, 59-10N 041-25W,
   63-05N 038-10W, 64-40N 028-00W.
4. SEA ICE LIMIT ALONG TRACKLINES
   JOINING
   A. 45-41N 062-23W, 45-58N 062-32W.
   B. 46-26N 062-48W, 47-30N 064-30W,
      48-30N 063-55W, 48-45N 064-10W.
   C. 48-43N 067-54W, 50-03N 066-24W,
      49-57N 060-12W, 51-09N 058-02W,
      51-14N 057-26W, 51-19N 056-45W.
   D. 51-06N 055-44W, 51-38N 055-10W,
      53-28N 055-15W, 54-41N 056-45W,
      55-58N 059-46W, 59-36N 062-58W,
      59-22N 061-43W, 60-17N 060-52W,
      61-15N 061-32W, 63-24N 057-58W.
5. MOST RECENT RECONNAISSANCE:
   INTERIOR SATELLITE PASS 31 DEC 22.
6. REPORT POSITION AND TIME OF ANY ICEBERGS
   SEA ICE OR STATIONARY RADAR TARGETS THAT
   MAY LIKELY BE ICE TO THE NEAREST CANADIAN
   COAST GUARD MARINE COMMUNICATIONS AND
   TRAFFIC SERVICE STATION OR
   USING INMARSAT CODE 42.
7. FOR MORE REPORTING INFORMATION OR TO
   DOWNLOAD SHAPEFILES AND WEEKLY PREDICTIONS,
   GO TO WWW.NAVCEN.USCG.GOV/IIP.
8. CANCEL THIS MSG 020001Z JAN 23.

NAVAREA IV 12/232023-01-01 19:06Z → cancelled 2023-01-03 00:01Z (archive)

North american ice service (nais) iceberg bulletin 020001Z jan

1. NORTH AMERICAN ICE SERVICE (NAIS)
   ICEBERG BULLETIN 020001Z JAN.
2. ICEBERG LIMIT ALONG TRACKLINE JOINING
   51-47N 056-13W, 51-45N 055-00W,
   52-00N 051-30W, 52-45N 050-15W,
   54-00N 049-45W, 58-15N 056-30W.
3. ESTIMATED ICEBERG LIMIT ALONG
   TRACKLINE JOINING
   58-15N 056-30W, 60-25N 053-25W,
   58-55N 047-35W, 59-10N 041-25W,
   63-05N 038-10W, 64-40N 028-00W.
4. SEA ICE LIMIT ALONG TRACKLINES
   JOINING
   A. 45-41N 062-23W, 45-58N 062-32W.
   B. 46-26N 062-48W, 47-30N 064-30W,
      48-30N 063-55W, 48-45N 064-10W.
   C. 48-45N 067-50W, 50-00N 066-20W,
      49-55N 060-10W, 51-05N 058-00W,
      50-50N 057-03W.
   D. 51-06N 055-44W, 51-38N 055-10W,
      53-28N 055-15W, 54-41N 056-45W,
      55-58N 059-46W, 58-39N 062-00W,
      58-51N 061-21W, 59-04N 059-16W,
      61-13N 061-13W, 63-22N 057-57W.
5. MOST RECENT RECONNAISSANCE:
   INTERIOR SATELLITE PASS 01 JAN 23.
6. REPORT POSITION AND TIME OF ANY ICEBERGS
   SEA ICE OR STATIONARY RADAR TARGETS THAT
   MAY LIKELY BE ICE TO THE NEAREST CANADIAN
   COAST GUARD MARINE COMMUNICATIONS AND
   TRAFFIC SERVICE STATION OR
   USING INMARSAT CODE 42.
7. FOR MORE REPORTING INFORMATION OR TO
   DOWNLOAD SHAPEFILES AND WEEKLY PREDICTIONS,
   GO TO WWW.NAVCEN.USCG.GOV/IIP.
8. CANCEL THIS MSG 030001Z JAN 23.

NAVAREA IV 14/232023-01-02 20:14Z → cancelled 2023-01-04 00:01Z (archive)

North american ice service (nais) iceberg bulletin 030001Z jan

1. NORTH AMERICAN ICE SERVICE (NAIS)
   ICEBERG BULLETIN 030001Z JAN.
2. ICEBERG LIMIT ALONG TRACKLINE JOINING
   51-30N 055-28W, 51-30N 054-30W,
   52-00N 051-00W, 52-45N 050-00W,
   54-00N 049-30W, 58-15N 056-30W.
3. ESTIMATED ICEBERG LIMIT ALONG
   TRACKLINE JOINING
   58-15N 056-30W, 60-25N 053-25W,
   58-55N 047-35W, 59-10N 041-25W,
   63-05N 038-10W, 64-40N 028-00W.
4. WESTERN ICEBERG LIMIT ALONG TRACKLINE
   JOINING
   51-50N 056-10W, 51-31N 056-07W.
5. SEA ICE LIMIT ALONG TRACKLINES
   JOINING:
   A. 45-53N 063-31W, 46-10N 063-23W.
   B. 46-26N 062-48W, 47-30N 064-30W,
      48-30N 063-55W, 48-45N 064-10W.
   C. 48-45N 067-50W, 50-00N 066-20W,
      49-55N 060-10W, 51-18N 057-44W,
      50-36N 057-23W.
   D. 51-06N 055-44W, 51-38N 055-10W,
      53-28N 055-15W, 54-41N 056-45W,
      55-58N 059-46W, 58-39N 062-00W,
      58-22N 061-00W, 58-31N 058-50W,
      61-12N 060-45W, 63-18N 057-55W.
   E. 62-25N 041-13W, 61-23N 041-31W,
      60-41N 042-08W, 60-18N 042-33W,
      60-26N 043-11W.
6. MOST RECENT RECONNAISSANCE:
   EASTERN LIMIT SATELLITE PASS 02 JAN 23.
7. REPORT POSITION AND TIME OF ANY ICEBERGS
   SEA ICE OR STATIONARY RADAR TARGETS THAT
   MAY LIKELY BE ICE TO THE NEAREST CANADIAN
   COAST GUARD MARINE COMMUNICATIONS AND
   TRAFFIC SERVICE STATION OR
   USING INMARSAT CODE 42.
8. FOR MORE REPORTING INFORMATION OR TO
   DOWNLOAD SHAPEFILES AND WEEKLY PREDICTIONS,
   GO TO WWW.NAVCEN.USCG.GOV/IIP.
9. CANCEL THIS MSG 040001Z JAN 23.

NAVAREA IV 17/232023-01-03 19:07Z → cancelled 2023-01-05 00:01Z (archive)

North american ice service (nais) iceberg bulletin 040001Z jan

1. NORTH AMERICAN ICE SERVICE (NAIS)
   ICEBERG BULLETIN 040001Z JAN.
2. ICEBERG LIMIT ALONG TRACKLINE JOINING
   51-30N 055-28W, 51-30N 054-30W,
   51-45N 050-30W, 54-00N 049-30W,
   58-15N 056-30W.
3. ESTIMATED ICEBERG LIMIT ALONG
   TRACKLINE JOINING
   58-15N 056-30W, 60-25N 053-25W,
   58-55N 047-35W, 59-10N 041-25W,
   63-05N 038-10W, 64-40N 028-00W.
4. WESTERN ICEBERG LIMIT ALONG TRACKLINE
   JOINING
   51-50N 056-10W, 51-31N 056-07W.
5. SEA ICE LIMIT ALONG TRACKLINES
   JOINING
   A. 45-53N 063-31W, 46-10N 063-23W.
   B. 46-26N 062-48W, 47-30N 064-30W,
      48-30N 063-55W, 48-45N 064-10W.
   C. 48-45N 067-50W, 50-00N 066-20W,
      49-55N 060-10W, 51-18N 057-44W,
      50-36N 057-23W.
   D. 49-26N 054-11W, 50-35N 055-45W,
      51-38N 055-10W, 53-28N 055-15W,
      54-41N 056-45W, 55-58N 059-46W,
      58-05N 061-32W, 58-15N 060-55W,
      58-19N 058-42W, 61-12N 060-45W,
      63-18N 057-55W.
   E. 62-25N 041-08W, 61-23N 041-41W,
      59-32N 042-41W, 59-32N 043-02W,
      59-55N 043-12W.
6. MOST RECENT RECONNAISSANCE:
   EASTERN LIMIT SATELLITE PASS 03 JAN 23.
7. REPORT POSITION AND TIME OF ANY ICEBERGS
   SEA ICE OR STATIONARY RADAR TARGETS THAT
   MAY LIKELY BE ICE TO THE NEAREST CANADIAN
   COAST GUARD MARINE COMMUNICATIONS AND
   TRAFFIC SERVICE STATION OR
   USING INMARSAT CODE 42.
8. FOR MORE REPORTING INFORMATION OR TO
   DOWNLOAD SHAPEFILES AND WEEKLY PREDICTIONS,
   GO TO WWW.NAVCEN.USCG.GOV/IIP.
9. CANCEL THIS MSG 050001Z JAN 23.

NAVAREA IV 19/232023-01-04 19:16Z → cancelled 2023-01-06 00:01Z (archive)

North american ice service (nais) iceberg bulletin 050001Z jan

1. NORTH AMERICAN ICE SERVICE (NAIS)
   ICEBERG BULLETIN 050001Z JAN.
2. ICEBERG LIMIT ALONG TRACKLINE JOINING
   51-22N 055-31W, 51-15N 054-15W,
   51-30N 050-15W, 54-00N 049-15W,
   58-15N 056-30W.
3. ESTIMATED ICEBERG LIMIT ALONG
   TRACKLINE JOINING
   58-15N 056-30W, 60-25N 053-25W,
   58-55N 047-35W, 59-10N 041-25W,
   63-05N 038-10W, 64-40N 028-00W.
4. WESTERN ICEBERG LIMIT ALONG TRACKLINE
   JOINING
   51-47N 056-17W, 51-31N 056-07W.
5. SEA ICE LIMIT ALONG TRACKLINES
   JOINING:
   A. 46-07N 063-46W, 46-15N 063-40W.
   B. 46-26N 062-48W, 47-30N 064-30W,
      48-30N 063-55W, 48-45N 064-10W.
   C. 48-21N 068-47W, 48-18N 069-26W.
   D. 48-19N 068-53W, 50-07N 066-01W,
      49-55N 060-10W, 51-18N 057-44W,
      50-36N 057-23W.
   E. 49-26N 054-11W, 50-27N 055-34W,
      51-35N 055-05W, 53-45N 055-05W,
      55-34N 058-21W, 57-40N 060-56W,
      57-47N 058-29W, 58-03N 058-24W,
      58-37N 058-15W, 61-04N 060-21W,
      63-14N 057-53W.
   F. 62-25N 040-57W, 60-39N 041-56W,
      59-48N 042-33W, 59-42N 043-16W,
      59-52N 043-21W.
6. MOST RECENT RECONNAISSANCE:
   EASTERN LIMIT SATELLITE PASS 04 JAN 23.
7. REPORT POSITION AND TIME OF ANY ICEBERGS
   SEA ICE OR STATIONARY RADAR TARGETS THAT
   MAY LIKELY BE ICE TO THE NEAREST CANADIAN
   COAST GUARD MARINE COMMUNICATIONS AND
   TRAFFIC SERVICE STATION OR
   USING INMARSAT CODE 42.
8. FOR MORE REPORTING INFORMATION OR TO
   DOWNLOAD SHAPEFILES AND WEEKLY PREDICTIONS,
   GO TO WWW.NAVCEN.USCG.GOV/IIP.
9. CANCEL THIS MSG 060001Z JAN 23.

NAVAREA IV 20/232023-01-05 20:20Z → cancelled 2023-01-07 00:01Z (archive)

North american ice service (nais) iceberg bulletin 060001Z jan

1. NORTH AMERICAN ICE SERVICE (NAIS)
   ICEBERG BULLETIN 060001Z JAN.
2. ICEBERG LIMIT ALONG TRACKLINE JOINING
   51-06N 055-46W, 51-15N 049-30W,
   54-00N 049-00W, 58-15N 056-30W.
3. ESTIMATED ICEBERG LIMIT ALONG
   TRACKLINE JOINING
   58-15N 056-30W, 60-25N 053-25W,
   58-55N 047-35W, 59-10N 041-25W,
   63-05N 038-10W, 64-40N 028-00W.
4. WESTERN ICEBERG LIMIT ALONG TRACKLINE
   JOINING
   51-42N 056-29W, 51-27N 056-19W.
5. SEA ICE LIMIT ALONG TRACKLINES
   JOINING
   A. 46-07N 063-46W, 46-15N 063-40W.
   B. 46-26N 062-48W, 47-30N 064-30W,
      48-30N 063-55W, 48-45N 064-10W.
   C. 48-23N 068-45W, 49-06N 068-12W.
   D. 49-42N 067-10W, 50-10N 065-15W,
      49-05N 063-15W, 49-00N 061-30W,
      49-55N 062-05W, 50-05N 059-55W,
      51-15N 057-45W, 50-36N 057-23W.
   E. 49-26N 054-11W, 50-27N 055-34W,
      51-35N 055-05W, 53-45N 055-05W,
      55-34N 058-21W, 57-40N 060-56W,
      58-34N 061-08W, 58-48N 058-41W,
      61-04N 060-21W, 63-16N 057-54W.
   F. 62-25N 041-06W, 62-00N 040-54W,
      60-29N 041-57W, 59-50N 042-27W,
      59-40N 042-57W, 59-55N 043-35W.
6. MOST RECENT RECONNAISSANCE:
   EASTERN LIMIT SATELLITE PASS 05 JAN 23.
7. REPORT POSITION AND TIME OF ANY ICEBERGS
   SEA ICE OR STATIONARY RADAR TARGETS THAT
   MAY LIKELY BE ICE TO THE NEAREST CANADIAN
   COAST GUARD MARINE COMMUNICATIONS AND
   TRAFFIC SERVICE STATION OR
   USING INMARSAT CODE 42.
8. FOR MORE REPORTING INFORMATION OR TO
   DOWNLOAD SHAPEFILES AND WEEKLY PREDICTIONS,
   GO TO WWW.NAVCEN.USCG.GOV/IIP.
9. CANCEL THIS MSG 070001Z JAN 23.

NAVAREA IV 24/232023-01-06 19:30Z → cancelled 2023-01-08 00:01Z (archive)

North american ice service (nais) iceberg bulletin 070001Z jan

1. NORTH AMERICAN ICE SERVICE (NAIS)
   ICEBERG BULLETIN 070001Z JAN.
2. ICEBERG LIMIT ALONG TRACKLINE JOINING
   51-00N 055-51W, 51-00N 049-15W,
   54-00N 049-00W, 58-15N 056-30W.
3. ESTIMATED ICEBERG LIMIT ALONG
   TRACKLINE JOINING
   58-15N 056-30W, 60-25N 053-25W,
   58-55N 047-35W, 58-35N 041-55W,
   63-05N 038-10W, 64-40N 028-00W.
4. WESTERN ICEBERG LIMIT ALONG TRACKLINE
   JOINING
   51-42N 056-29W, 51-27N 056-19W.
5. SEA ICE LIMIT ALONG TRACKLINES
   JOINING
   A. 46-07N 063-46W, 46-15N 063-40W.
   B. 46-26N 062-48W, 47-30N 064-30W,
      48-30N 063-55W, 48-45N 064-10W.
   C. 48-44N 067-53W, 50-00N 065-55W,
      49-05N 063-15W, 49-00N 061-30W,
      49-55N 062-05W, 50-05N 059-55W,
      51-15N 057-45W, 50-26N 057-29W.
   D. 49-26N 054-11W, 50-27N 055-34W,
      51-35N 055-05W, 53-45N 055-05W,
      55-34N 058-21W, 57-40N 060-56W,
      58-34N 061-08W, 58-44N 059-35W,
      60-00N 059-36W, 61-28N 060-53W,
      64-06N 057-54W.
   E. 62-25N 041-06W, 62-00N 040-54W,
      60-29N 041-57W, 59-50N 042-27W,
      59-40N 042-57W, 59-39N 043-33W,
      59-47N 043-50W.
6. MOST RECENT RECONNAISSANCE:
   INTERIOR SATELLITE PASS 06 JAN 23.
7. REPORT POSITION AND TIME OF ANY ICEBERGS
   SEA ICE OR STATIONARY RADAR TARGETS THAT
   MAY LIKELY BE ICE TO THE NEAREST CANADIAN
   COAST GUARD MARINE COMMUNICATIONS AND
   TRAFFIC SERVICE STATION OR
   USING INMARSAT CODE 42.
8. FOR MORE REPORTING INFORMATION OR TO
   DOWNLOAD SHAPEFILES AND WEEKLY PREDICTIONS,
   GO TO WWW.NAVCEN.USCG.GOV/IIP.
9. CANCEL THIS MSG 080001Z JAN 23.

NAVAREA IV 26/232023-01-06 23:33Z → cancelled 2023-01-08 00:01Z (archive)

North american ice service (nais) iceberg bulletin 070001Z jan

1. NORTH AMERICAN ICE SERVICE (NAIS)
   ICEBERG BULLETIN 070001Z JAN.
2. ICEBERG LIMIT ALONG TRACKLINE JOINING
   52-25N 055-44W, 53-15N 051-45W,
   54-15N 051-00W, 55-30N 052-00W,
   58-15N 056-30W.
3. ESTIMATED ICEBERG LIMIT ALONG
   TRACKLINE JOINING
   58-15N 056-30W, 60-25N 053-25W,
   58-55N 047-35W, 58-35N 041-55W,
   63-05N 038-10W, 64-40N 028-00W.
4. SEA ICE LIMIT ALONG TRACKLINES
   JOINING:
   A. 46-07N 063-46W, 46-15N 063-40W.
   B. 46-26N 062-48W, 47-30N 064-30W,
      48-30N 063-55W, 48-45N 064-10W.
   C. 48-44N 067-53W, 50-00N 065-55W,
      49-05N 063-15W, 49-00N 061-30W,
      49-55N 062-05W, 50-05N 059-55W,
      51-15N 057-45W, 50-26N 057-29W.
   D. 49-26N 054-11W, 50-27N 055-34W,
      51-35N 055-05W, 53-45N 055-05W,
      55-34N 058-21W, 57-40N 060-56W,
      58-34N 061-08W, 58-44N 059-35W,
      60-00N 059-36W, 61-28N 060-53W,
      64-06N 057-54W.
   E. 62-25N 041-06W, 62-00N 040-54W,
      60-29N 041-57W, 59-50N 042-27W,
      59-40N 042-57W, 59-39N 043-33W,
      59-47N 043-50W.
5. MOST RECENT RECONNAISSANCE:
   EASTERN LIMIT ICEBERG FLIGHT 06 JAN 23.
6. REPORT POSITION AND TIME OF ANY ICEBERGS
   SEA ICE OR STATIONARY RADAR TARGETS THAT
   MAY LIKELY BE ICE TO THE NEAREST CANADIAN
   COAST GUARD MARINE COMMUNICATIONS AND
   TRAFFIC SERVICE STATION OR
   USING INMARSAT CODE 42.
7. FOR MORE REPORTING INFORMATION OR TO
   DOWNLOAD SHAPEFILES AND WEEKLY PREDICTIONS,
   GO TO WWW.NAVCEN.USCG.GOV/IIP.
8. CANCEL NAVAREA IV 24/23.
9. CANCEL THIS MSG 080001Z JAN 23.

NAVAREA IV 31/232023-01-07 19:49Z → cancelled 2023-01-09 00:01Z (archive)

North american ice service (nais) iceberg bulletin 080001Z jan

1. NORTH AMERICAN ICE SERVICE (NAIS)
   ICEBERG BULLETIN 080001Z JAN.
2. ICEBERG LIMIT ALONG TRACKLINE JOINING
   52-25N 055-44W, 53-00N 051-30W,
   54-15N 051-00W, 55-30N 052-00W,
   58-15N 056-30W.
3. ESTIMATED ICEBERG LIMIT ALONG
   TRACKLINE JOINING
   58-15N 056-30W, 60-25N 053-25W,
   58-55N 047-35W, 58-35N 041-55W,
   63-05N 038-10W, 64-40N 028-00W.
4. SEA ICE LIMIT ALONG TRACKLINES
   JOINING:
   A. 46-07N 063-46W, 46-15N 063-40W.
   B. 46-26N 062-48W, 47-30N 064-30W,
      48-30N 063-55W, 48-45N 064-10W.
   C. 48-51N 067-34W, 50-00N 065-55W,
      49-05N 063-15W, 49-00N 061-30W,
      49-55N 062-05W, 50-05N 059-55W,
      51-12N 057-44W, 50-20N 057-32W.
   D. 49-26N 054-11W, 50-27N 055-34W,
      51-32N 054-39W, 54-01N 054-35W,
      56-19N 059-16W, 57-20N 060-38W,
      58-34N 061-08W, 58-44N 059-35W,
      61-21N 061-08W, 63-46N 057-56W.
   E. 62-25N 041-30W, 61-47N 041-43W,
      60-06N 042-53W, 60-07N 043-04W.
5. MOST RECENT RECONNAISSANCE:
   EASTERN LIMIT ICEBERG FLIGHT 06 JAN 23.
6. REPORT POSITION AND TIME OF ANY ICEBERGS
   SEA ICE OR STATIONARY RADAR TARGETS THAT
   MAY LIKELY BE ICE TO THE NEAREST CANADIAN
   COAST GUARD MARINE COMMUNICATIONS AND
   TRAFFIC SERVICE STATION OR
   USING INMARSAT CODE 42.
7. FOR MORE REPORTING INFORMATION OR TO
   DOWNLOAD SHAPEFILES AND WEEKLY PREDICTIONS,
   GO TO WWW.NAVCEN.USCG.GOV/IIP.
8. CANCEL THIS MSG 090001Z JAN 23.

NAVAREA IV 33/232023-01-08 19:42Z → cancelled 2023-01-10 00:01Z (archive)

North american ice service (nais) iceberg bulletin 090001Z jan

1. NORTH AMERICAN ICE SERVICE (NAIS)
   ICEBERG BULLETIN 090001Z JAN.
2. ICEBERG LIMIT ALONG TRACKLINE JOINING
   52-25N 055-44W, 52-30N 052-00W,
   53-00N 050-45W, 54-00N 050-45W,
   55-15N 051-45W, 58-15N 056-30W.
3. ESTIMATED ICEBERG LIMIT ALONG
   TRACKLINE JOINING
   58-15N 056-30W, 60-25N 053-25W,
   58-55N 047-35W, 58-35N 041-55W,
   63-05N 038-10W, 64-40N 028-00W.
4. SEA ICE LIMIT ALONG TRACKLINES
   JOINING:
   A. 46-07N 063-46W, 46-15N 063-40W.
   B. 47-02N 064-02W, 47-30N 064-30W,
      48-30N 063-55W, 48-45N 064-10W.
   C. 46-58N 061-57W, 47-13N 062-15W,
      47-53N 061-29W, 47-38N 061-05W,
      46-58N 061-57W.
   D. 48-51N 067-34W, 50-00N 065-55W,
      49-05N 063-15W, 49-00N 061-30W,
      49-55N 062-05W, 50-05N 059-55W,
      51-08N 057-28W, 48-31N 059-23W,
      48-11N 058-55W.
   E. 48-42N 053-06W, 49-30N 053-29W,
      50-26N 055-37W, 51-32N 054-39W,
      54-01N 054-35W, 56-35N 059-53W,
      58-34N 061-08W, 58-56N 059-41W,
      59-56N 059-29W, 61-17N 061-14W,
      63-32N 057-57W.
   F. 62-25N 041-17W, 62-01N 041-17W,
      59-52N 042-50W, 59-37N 043-31W,
      59-40N 043-50W, 59-46N 043-47W.
5. MOST RECENT RECONNAISSANCE:
   EASTERN LIMIT ICEBERG FLIGHT 06 JAN 23.
6. REPORT POSITION AND TIME OF ANY ICEBERGS
   SEA ICE OR STATIONARY RADAR TARGETS THAT
   MAY LIKELY BE ICE TO THE NEAREST CANADIAN
   COAST GUARD MARINE COMMUNICATIONS AND
   TRAFFIC SERVICE STATION OR
   USING INMARSAT CODE 42.
7. FOR MORE REPORTING INFORMATION OR TO
   DOWNLOAD SHAPEFILES AND WEEKLY PREDICTIONS,
   GO TO WWW.NAVCEN.USCG.GOV/IIP.
8. CANCEL THIS MSG 100001Z JAN 23.

NAVAREA IV 35/232023-01-09 20:21Z → cancelled 2023-01-11 00:01Z (archive)

North american ice service (nais) iceberg bulletin 100001Z jan

1. NORTH AMERICAN ICE SERVICE (NAIS)
   ICEBERG BULLETIN 100001Z JAN.
2. ICEBERG LIMIT ALONG TRACKLINE JOINING
   52-25N 055-44W, 52-15N 051-45W,
   53-00N 050-30W, 54-00N 050-45W,
   55-15N 051-45W, 58-15N 056-30W.
3. ESTIMATED ICEBERG LIMIT ALONG
   TRACKLINE JOINING
   58-15N 056-30W, 60-25N 053-25W,
   58-55N 047-35W, 58-35N 041-55W,
   63-05N 038-10W, 64-40N 028-00W.
4. SEA ICE LIMIT ALONG TRACKLINES
   JOINING
   A. 46-58N 061-57W, 47-13N 062-15W,
      47-53N 061-29W, 47-38N 061-05W,
      46-58N 061-57W.
   B. 45-42N 062-18W, 45-59N 062-31W.
   C. 46-28N 062-40W, 47-30N 064-30W,
      48-30N 063-55W, 48-45N 064-10W.
   D. 49-01N 066-56W, 50-00N 065-55W,
      49-05N 063-15W, 49-00N 061-30W,
      49-55N 062-05W, 50-05N 059-55W,
      51-08N 057-28W, 48-31N 059-23W,
      48-11N 058-55W.
   E. 48-42N 053-06W, 49-30N 053-29W,
      50-26N 055-37W, 51-32N 054-39W,
      54-01N 054-35W, 56-33N 059-52W,
      58-05N 060-48W, 58-05N 059-15W,
      59-45N 058-45W, 61-15N 061-15W,
      63-15N 058-00W, 63-21N 057-56W.
   F. 62-25N 041-17W, 62-01N 041-17W,
      59-52N 042-50W, 59-37N 043-31W,
      59-40N 043-50W, 59-46N 043-47W.
5. MOST RECENT RECONNAISSANCE:
   EASTERN LIMIT ICEBERG FLIGHT 06 JAN 23.
6. REPORT POSITION AND TIME OF ANY ICEBERGS
   SEA ICE OR STATIONARY RADAR TARGETS THAT
   MAY LIKELY BE ICE TO THE NEAREST CANADIAN
   COAST GUARD MARINE COMMUNICATIONS AND
   TRAFFIC SERVICE STATION OR
   USING INMARSAT CODE 42.
7. FOR MORE REPORTING INFORMATION OR TO
   DOWNLOAD SHAPEFILES AND WEEKLY PREDICTIONS,
   GO TO WWW.NAVCEN.USCG.GOV/IIP.
8. CANCEL THIS MSG 110001Z JAN 23.

NAVAREA IV 39/232023-01-10 21:14Z → cancelled 2023-01-12 00:01Z (archive)

North american ice service (nais) iceberg bulletin 110001Z jan

1. NORTH AMERICAN ICE SERVICE (NAIS)
   ICEBERG BULLETIN 110001Z JAN.
2. ICEBERG LIMIT ALONG TRACKLINE JOINING
   52-25N 055-44W, 52-15N 051-45W,
   52-45N 050-00W, 53-45N 050-30W,
   55-15N 051-45W, 58-15N 056-30W.
3. ESTIMATED ICEBERG LIMIT ALONG
   TRACKLINE JOINING
   58-15N 056-30W, 60-25N 053-25W,
   58-55N 047-35W, 58-35N 041-55W,
   63-05N 038-10W, 64-40N 028-00W.
4. SEA ICE LIMIT ALONG TRACKLINES
   JOINING
   A. 46-58N 061-57W, 47-13N 062-15W,
      47-53N 061-29W, 47-38N 061-05W,
      46-58N 061-57W.
   B. 45-42N 062-18W, 45-59N 062-31W.
   C. 46-28N 062-40W, 47-30N 064-30W,
      48-30N 063-55W, 48-45N 064-10W.
   D. 49-01N 066-56W, 50-00N 065-55W,
      49-05N 063-15W, 49-00N 061-30W,
      49-55N 062-05W, 50-05N 059-55W,
      51-08N 057-28W, 48-31N 059-23W,
      48-11N 058-55W.
   E. 48-42N 053-06W, 49-30N 053-29W,
      50-26N 055-37W, 51-32N 054-39W,
      54-01N 054-35W, 56-33N 059-52W,
      57-38N 060-34W, 58-02N 059-00W,
      59-45N 058-45W, 61-00N 061-30W,
      62-45N 058-45W, 63-46N 057-56W.
   F. 62-25N 041-17W, 61-31N 041-39W,
      59-55N 042-51W, 59-36N 043-36W,
      59-37N 043-43W, 59-47N 043-38W.
5. MOST RECENT RECONNAISSANCE:
   EASTERN LIMIT ICEBERG FLIGHT 06 JAN 23.
6. REPORT POSITION AND TIME OF ANY ICEBERGS
   SEA ICE OR STATIONARY RADAR TARGETS THAT
   MAY LIKELY BE ICE TO THE NEAREST CANADIAN
   COAST GUARD MARINE COMMUNICATIONS AND
   TRAFFIC SERVICE STATION OR
   USING INMARSAT CODE 42.
7. FOR MORE REPORTING INFORMATION OR TO
   DOWNLOAD SHAPEFILES AND WEEKLY PREDICTIONS,
   GO TO WWW.NAVCEN.USCG.GOV/IIP.
8. CANCEL THIS MSG 120001Z JAN 23.

NAVAREA IV 44/232023-01-11 19:48Z → cancelled 2023-01-13 00:01Z (archive)

North american ice service (nais) iceberg bulletin 120001Z jan

1. NORTH AMERICAN ICE SERVICE (NAIS)
   ICEBERG BULLETIN 120001Z JAN.
2. ICEBERG LIMIT ALONG TRACKLINE JOINING
   52-16N 055-44W, 52-00N 051-45W,
   52-15N 049-45W, 53-45N 050-15W,
   55-15N 051-45W, 58-15N 056-30W.
3. ESTIMATED ICEBERG LIMIT ALONG
   TRACKLINE JOINING
   58-15N 056-30W, 60-25N 053-25W,
   58-55N 047-35W, 58-35N 041-55W,
   63-05N 038-10W, 64-40N 028-00W.
4. SEA ICE LIMIT ALONG TRACKLINES
   JOINING
   A. 46-58N 061-57W, 47-13N 062-15W,
      47-53N 061-29W, 47-38N 061-05W,
      46-58N 061-57W.
   B. 45-42N 062-18W, 45-59N 062-31W.
   C. 46-28N 062-40W, 47-30N 064-30W,
      48-30N 063-55W, 48-45N 064-10W.
   D. 49-15N 065-23W, 50-00N 065-55W,
      49-05N 063-15W, 49-00N 061-30W,
      49-55N 062-05W, 50-05N 059-55W,
      51-08N 057-28W, 48-31N 059-23W,
      48-11N 058-55W.
   E. 48-42N 053-06W, 49-30N 053-29W,
      50-26N 055-37W, 51-32N 054-39W,
      54-11N 054-40W, 57-30N 060-32W,
      58-02N 059-00W, 59-45N 058-45W,
      61-00N 061-30W, 62-45N 058-45W,
      63-46N 057-56W.
   F. 62-25N 041-17W, 61-31N 041-39W,
      59-55N 042-51W, 59-36N 043-36W,
      59-37N 043-43W, 59-47N 043-38W.
5. MOST RECENT RECONNAISSANCE:
   EASTERN LIMIT ICEBERG FLIGHT 06 JAN 23.
6. REPORT POSITION AND TIME OF ANY ICEBERGS
   SEA ICE OR STATIONARY RADAR TARGETS THAT
   MAY LIKELY BE ICE TO THE NEAREST CANADIAN
   COAST GUARD MARINE COMMUNICATIONS AND
   TRAFFIC SERVICE STATION OR
   USING INMARSAT CODE 42.
7. FOR MORE REPORTING INFORMATION OR TO
   DOWNLOAD SHAPEFILES AND WEEKLY PREDICTIONS,
   GO TO WWW.NAVCEN.USCG.GOV/IIP.
8. CANCEL THIS MSG 130001Z JAN 23.

NAVAREA IV 48/232023-01-12 19:31Z → cancelled 2023-01-14 00:01Z (archive)

North american ice service (nais) iceberg bulletin 130001Z jan

1. NORTH AMERICAN ICE SERVICE (NAIS)
   ICEBERG BULLETIN 130001Z JAN.
2. ICEBERG LIMIT ALONG TRACKLINE JOINING
   52-05N 055-42W, 51-45N 051-00W,
   52-15N 049-30W, 53-45N 050-15W,
   58-15N 056-30W.
3. ESTIMATED ICEBERG LIMIT ALONG
   TRACKLINE JOINING
   58-15N 056-30W, 60-25N 053-25W,
   58-55N 047-35W, 58-35N 041-55W,
   63-05N 038-10W, 64-40N 028-00W.
4. SEA ICE LIMIT ALONG TRACKLINES
   JOINING:
   A. 46-58N 061-57W, 47-13N 062-15W,
      47-53N 061-29W, 47-38N 061-05W,
      46-58N 061-57W.
   B. 45-42N 062-18W, 45-59N 062-31W.
   C. 46-28N 062-40W, 47-30N 064-30W,
      48-30N 063-55W, 48-45N 064-10W.
   D. 49-15N 065-23W, 50-00N 065-55W,
      49-05N 063-15W, 49-00N 061-30W,
      49-55N 062-05W, 50-05N 059-55W,
      51-08N 057-28W, 48-31N 059-23W,
      48-11N 058-55W.
   E. 48-42N 053-06W, 49-30N 053-29W,
      50-24N 055-30W, 51-29N 054-25W,
      54-05N 054-30W, 56-52N 059-50W,
      58-02N 059-00W, 61-21N 060-19W,
      63-09N 057-51W.
   F. 62-25N 041-32W, 61-55N 041-19W,
      60-11N 042-34W, 59-45N 043-01W,
      59-35N 043-29W, 59-44N 044-03W,
      59-48N 044-06W.
5. MOST RECENT RECONNAISSANCE:
   EASTERN LIMIT ICEBERG FLIGHT 06 JAN 23.
6. REPORT POSITION AND TIME OF ANY ICEBERGS
   SEA ICE OR STATIONARY RADAR TARGETS THAT
   MAY LIKELY BE ICE TO THE NEAREST CANADIAN
   COAST GUARD MARINE COMMUNICATIONS AND
   TRAFFIC SERVICE STATION OR
   USING INMARSAT CODE 42.
7. FOR MORE REPORTING INFORMATION OR TO
   DOWNLOAD SHAPEFILES AND WEEKLY PREDICTIONS,
   GO TO WWW.NAVCEN.USCG.GOV/IIP.
8. CANCEL THIS MSG 140001Z JAN 23.

NAVAREA IV 52/232023-01-13 20:12Z → cancelled 2023-01-14 00:01Z (archive)

North american ice service (nais) iceberg bulletin 130001Z jan

1. NORTH AMERICAN ICE SERVICE (NAIS)
   ICEBERG BULLETIN 130001Z JAN.
2. ICEBERG LIMIT ALONG TRACKLINE JOINING
   52-05N 055-42W, 51-45N 051-00W,
   52-15N 049-30W, 53-45N 050-15W,
   58-15N 056-30W.
3. ESTIMATED ICEBERG LIMIT ALONG
   TRACKLINE JOINING
   58-15N 056-30W, 60-25N 053-25W,
   58-55N 047-35W, 58-35N 041-55W,
   63-05N 038-10W, 64-40N 028-00W.
4. SEA ICE LIMIT ALONG TRACKLINES
   JOINING:
   A. 46-58N 061-57W, 47-13N 062-15W,
      47-53N 061-29W, 47-38N 061-05W,
      46-58N 061-57W.
   B. 45-42N 062-18W, 45-59N 062-31W.
   C. 46-28N 062-40W, 47-30N 064-30W,
      48-30N 063-55W, 48-45N 064-10W.
   D. 49-15N 065-23W, 50-00N 065-55W,
      49-05N 063-15W, 49-00N 061-30W,
      49-55N 062-05W, 50-05N 059-55W,
      51-08N 057-28W, 48-31N 059-23W,
      48-11N 058-55W.
   E. 48-42N 053-06W, 49-30N 053-29W,
      50-24N 055-30W, 51-29N 054-25W,
      54-05N 054-30W, 56-52N 059-50W,
      58-02N 059-00W, 61-21N 060-19W,
      63-09N 057-51W.
   F. 62-25N 041-32W, 61-55N 041-19W,
      60-11N 042-34W, 59-45N 043-01W,
      59-35N 043-29W, 59-44N 044-03W,
      59-48N 044-06W.
5. MOST RECENT RECONNAISSANCE:
   EASTERN LIMIT ICEBERG FLIGHT 06 JAN 23.
6. REPORT POSITION AND TIME OF ANY ICEBERGS
   SEA ICE OR STATIONARY RADAR TARGETS THAT
   MAY LIKELY BE ICE TO THE NEAREST CANADIAN
   COAST GUARD MARINE COMMUNICATIONS AND
   TRAFFIC SERVICE STATION OR
   USING INMARSAT CODE 42.
7. FOR MORE REPORTING INFORMATION OR TO
   DOWNLOAD SHAPEFILES AND WEEKLY PREDICTIONS,
   GO TO WWW.NAVCEN.USCG.GOV/IIP.
8. CANCEL THIS MSG 140001Z JAN 23.

NAVAREA IV 55/232023-01-13 22:19Z → cancelled 2023-01-15 00:01Z (archive)

North american ice service (nais) iceberg bulletin 140001Z jan

1. NORTH AMERICAN ICE SERVICE (NAIS)
   ICEBERG BULLETIN 140001Z JAN.
2. ICEBERG LIMIT ALONG TRACKLINE JOINING
   51-52N 056-05W, 51-30N 051-00W,
   52-00N 049-30W, 53-15N 050-00W,
   58-15N 056-30W.
3. ESTIMATED ICEBERG LIMIT ALONG
   TRACKLINE JOINING
   58-15N 056-30W, 60-25N 053-25W,
   58-30N 045-40W, 58-15N 042-10W,
   63-05N 038-10W, 64-40N 028-00W.
4. SEA ICE LIMIT ALONG TRACKLINES
   JOINING:
   A. 46-58N 061-57W, 47-13N 062-15W,
      47-53N 061-29W, 47-38N 061-05W,
      46-58N 061-57W.
   B. 45-42N 062-18W, 45-59N 062-31W.
   C. 46-28N 062-40W, 47-30N 064-30W,
      48-30N 063-55W, 48-45N 064-10W.
   D. 49-01N 064-25W, 49-26N 064-17W,
      49-05N 063-15W, 49-00N 061-30W,
      49-55N 062-05W, 50-05N 059-55W,
      50-56N 057-29W, 48-31N 059-23W,
      48-11N 058-55W.
   E. 48-10N 052-56W, 48-37N 052-53W,
      49-30N 053-29W, 50-24N 055-30W,
      51-29N 054-25W, 54-05N 054-30W,
      57-04N 059-42W, 58-02N 059-00W,
      61-15N 059-30W, 62-45N 057-40W.
   F. 62-25N 041-32W, 61-55N 041-19W,
      60-11N 042-34W, 59-45N 043-01W,
      59-35N 043-29W, 59-44N 044-03W,
      59-48N 044-06W.
5. MOST RECENT RECONNAISSANCE:
   EASTERN LIMIT ICEBERG FLIGHT 06 JAN 23.
6. REPORT POSITION AND TIME OF ANY ICEBERGS
   SEA ICE OR STATIONARY RADAR TARGETS THAT
   MAY LIKELY BE ICE TO THE NEAREST CANADIAN
   COAST GUARD MARINE COMMUNICATIONS AND
   TRAFFIC SERVICE STATION OR
   USING INMARSAT CODE 42.
7. FOR MORE REPORTING INFORMATION OR TO
   DOWNLOAD SHAPEFILES AND WEEKLY PREDICTIONS,
   GO TO WWW.NAVCEN.USCG.GOV/IIP.
8. CANCEL THIS MSG 150001Z JAN 23.

NAVAREA IV 58/232023-01-14 19:49Z → cancelled 2023-01-16 00:01Z (archive)

North american ice service (nais) iceberg bulletin 150001Z jan

1. NORTH AMERICAN ICE SERVICE (NAIS)
   ICEBERG BULLETIN 150001Z JAN.
2. ICEBERG LIMIT ALONG TRACKLINE JOINING
   51-43N 056-30W, 51-15N 050-00W,
   52-15N 049-00W, 53-15N 050-00W,
   58-15N 056-30W.
3. ESTIMATED ICEBERG LIMIT ALONG
   TRACKLINE JOINING
   58-15N 056-30W, 60-25N 053-25W,
   58-30N 045-40W, 58-15N 042-10W,
   63-05N 038-10W, 64-40N 028-00W.
4. SEA ICE LIMIT ALONG TRACKLINES
   JOINING
   A. 46-58N 061-57W, 47-13N 062-15W,
      47-53N 061-29W, 47-38N 061-05W,
      46-58N 061-57W.
   B. 45-42N 062-18W, 45-59N 062-31W.
   C. 46-28N 062-40W, 47-30N 064-30W,
      48-30N 063-55W, 48-45N 064-10W.
   D. 49-01N 064-25W, 49-26N 064-17W,
      49-05N 063-15W, 49-00N 061-30W,
      49-55N 062-05W, 50-05N 059-55W,
      50-56N 057-29W, 48-31N 059-23W,
      48-11N 058-55W.
   E. 48-10N 052-56W, 48-37N 052-53W,
      49-30N 053-29W, 50-24N 055-30W,
      51-29N 054-25W, 54-51N 054-51W,
      56-50N 058-38W, 58-02N 059-00W,
      58-45N 058-45W, 60-55N 059-40W,
      62-45N 057-40W.
   F. 62-25N 041-32W, 61-55N 041-19W,
      60-11N 042-34W, 59-45N 043-01W,
      59-35N 043-29W, 59-44N 044-03W,
      59-48N 044-06W.
5. MOST RECENT RECONNAISSANCE:
   EASTERN LIMIT ICEBERG FLIGHT 06 JAN 23.
6. REPORT POSITION AND TIME OF ANY ICEBERGS
   SEA ICE OR STATIONARY RADAR TARGETS THAT
   MAY LIKELY BE ICE TO THE NEAREST CANADIAN
   COAST GUARD MARINE COMMUNICATIONS AND
   TRAFFIC SERVICE STATION OR
   USING INMARSAT CODE 42.
7. FOR MORE REPORTING INFORMATION OR TO
   DOWNLOAD SHAPEFILES AND WEEKLY PREDICTIONS,
   GO TO WWW.NAVCEN.USCG.GOV/IIP.
8. CANCEL THIS MSG 160001Z JAN 23.

NAVAREA IV 63/232023-01-15 20:16Z → cancelled 2023-01-17 00:01Z (archive)

North american ice service (nais) iceberg bulletin 160001Z jan

1. NORTH AMERICAN ICE SERVICE (NAIS)
   ICEBERG BULLETIN 160001Z JAN.
2. ICEBERG LIMIT ALONG TRACKLINE JOINING
   51-30N 055-28W, 51-00N 050-00W,
   52-00N 048-45W, 53-15N 050-00W,
   58-15N 056-30W.
3. ESTIMATED ICEBERG LIMIT ALONG
   TRACKLINE JOINING
   58-15N 056-30W, 60-25N 053-25W,
   58-30N 045-40W, 58-15N 042-10W,
   63-05N 038-10W, 64-40N 028-00W.
4. WESTERN ICEBERG LIMIT ALONG TRACKLINE
   JOINING
   51-46N 056-23W, 51-32N 056-03W.
5. SEA ICE LIMIT ALONG TRACKLINES
   JOINING
   A. 46-58N 061-57W, 47-13N 062-15W,
      47-53N 061-29W, 47-38N 061-05W,
      46-58N 061-57W.
   B. 45-42N 062-18W, 45-59N 062-31W.
   C. 46-28N 062-40W, 47-30N 064-30W,
      48-30N 063-55W, 48-45N 064-10W.
   D. 49-01N 064-25W, 49-26N 064-17W,
      49-05N 063-15W, 49-00N 061-30W,
      49-55N 062-05W, 50-05N 059-55W,
      50-56N 057-29W, 48-31N 059-23W,
      48-11N 058-55W.
   E. 48-42N 053-05W, 49-33N 053-32W,
      50-23N 055-29W, 51-26N 055-02W,
      53-08N 054-44W, 55-59N 056-28W,
      57-03N 058-33W, 58-03N 058-30W,
      58-45N 058-15W, 60-55N 059-40W,
      62-45N 057-40W.
   F. 62-25N 041-16W, 61-45N 041-28W,
      60-02N 042-33W, 59-38N 043-08W,
      59-34N 043-25W, 59-33N 044-32W,
      59-38N 044-49W, 59-49N 044-08W.
6. MOST RECENT RECONNAISSANCE:
   EASTERN LIMIT ICEBERG FLIGHT 06 JAN 23.
7. REPORT POSITION AND TIME OF ANY ICEBERGS
   SEA ICE OR STATIONARY RADAR TARGETS THAT
   MAY LIKELY BE ICE TO THE NEAREST CANADIAN
   COAST GUARD MARINE COMMUNICATIONS AND
   TRAFFIC SERVICE STATION OR
   USING INMARSAT CODE 42.
8. FOR MORE REPORTING INFORMATION OR TO
   DOWNLOAD SHAPEFILES AND WEEKLY PREDICTIONS,
   GO TO WWW.NAVCEN.USCG.GOV/IIP.
9. CANCEL THIS MSG 170001Z JAN 23.

NAVAREA IV 68/232023-01-16 19:09Z → cancelled 2023-01-18 00:01Z (archive)

North american ice service (nais) iceberg bulletin 170001Z jan

1. NORTH AMERICAN ICE SERVICE (NAIS)
   ICEBERG BULLETIN 170001Z JAN.
2. ICEBERG LIMIT ALONG TRACKLINE JOINING
   51-19N 055-37W, 50-45N 050-00W,
   51-15N 049-00W, 52-30N 049-00W,
   58-15N 056-30W.
3. ESTIMATED ICEBERG LIMIT ALONG
   TRACKLINE JOINING
   58-15N 056-30W, 60-25N 053-25W,
   58-30N 045-40W, 58-15N 042-10W,
   63-05N 038-10W, 64-40N 028-00W.
4. WESTERN ICEBERG LIMIT ALONG TRACKLINE
   JOINING
   51-47N 056-15W, 51-32N 056-03W.
5. SEA ICE LIMIT ALONG TRACKLINES
   JOINING:
   A. 46-58N 061-57W, 47-13N 062-15W,
      47-53N 061-29W, 47-38N 061-05W,
      46-58N 061-57W.
   B. 45-42N 062-18W, 45-59N 062-31W.
   C. 46-28N 062-40W, 47-30N 064-30W,
      48-30N 063-55W, 48-45N 064-10W.
   D. 49-01N 064-25W, 49-26N 064-17W,
      49-05N 063-15W, 49-00N 061-30W,
      49-55N 062-05W, 50-05N 059-55W,
      50-56N 057-29W, 48-31N 059-23W,
      48-11N 058-55W.
   E. 48-42N 053-05W, 49-33N 053-32W,
      50-21N 055-26W, 52-46N 054-35W,
      55-37N 055-25W, 56-58N 057-54W,
      58-03N 058-30W, 58-33N 058-00W,
      60-54N 059-16W, 62-00N 058-33W,
      62-28N 057-33W.
   F. 62-25N 041-16W, 61-45N 041-28W,
      60-02N 042-33W, 59-38N 043-08W,
      59-34N 043-25W, 59-33N 044-32W,
      59-38N 044-49W, 59-49N 044-08W.
6. MOST RECENT RECONNAISSANCE:
   INTERIOR SATELLITE PASS 16 JAN 23.
7. REPORT POSITION AND TIME OF ANY ICEBERGS
   SEA ICE OR STATIONARY RADAR TARGETS THAT
   MAY LIKELY BE ICE TO THE NEAREST CANADIAN
   COAST GUARD MARINE COMMUNICATIONS AND
   TRAFFIC SERVICE STATION OR
   USING INMARSAT CODE 42.
8. FOR MORE REPORTING INFORMATION OR TO
   DOWNLOAD SHAPEFILES AND WEEKLY PREDICTIONS,
   GO TO WWW.NAVCEN.USCG.GOV/IIP.
9. CANCEL THIS MSG 180001Z JAN 23.

NAVAREA IV 69/232023-01-17 19:12Z → cancelled 2023-01-19 00:01Z (archive)

North american ice service (nais) iceberg bulletin 180001Z jan

1. NORTH AMERICAN ICE SERVICE (NAIS)
   ICEBERG BULLETIN 180001Z JAN.
2. ICEBERG LIMIT ALONG TRACKLINE JOINING
   51-19N 055-37W, 50-30N 050-00W,
   51-15N 048-45W, 52-15N 048-45W,
   58-15N 056-30W.
3. ESTIMATED ICEBERG LIMIT ALONG
   TRACKLINE JOINING
   58-15N 056-30W, 60-25N 053-25W,
   58-30N 045-40W, 58-15N 042-10W,
   63-05N 038-10W, 64-40N 028-00W.
4. WESTERN ICEBERG LIMIT ALONG TRACKLINE
   JOINING
   51-47N 056-15W, 51-32N 056-03W.
5. SEA ICE LIMIT ALONG TRACKLINES
   JOINING:
   A. 46-58N 061-57W, 47-13N 062-15W,
      47-53N 061-29W, 47-38N 061-05W,
      46-58N 061-57W.
   B. 45-42N 062-18W, 45-59N 062-31W.
   C. 46-28N 062-40W, 47-30N 064-30W,
      48-30N 063-55W, 48-45N 064-10W.
   D. 49-01N 064-25W, 49-26N 064-17W,
      49-05N 063-15W, 49-00N 061-30W,
      49-55N 062-05W, 50-05N 059-55W,
      50-56N 057-29W, 48-31N 059-23W,
      48-11N 058-55W.
   E. 48-42N 053-05W, 49-33N 053-32W,
      50-21N 055-26W, 54-38N 054-42W,
      56-20N 056-24W, 56-57N 058-03W,
      58-03N 058-30W, 58-33N 058-00W,
      60-54N 059-16W, 62-00N 058-33W,
      62-28N 057-33W.
   F. 62-25N 040-45W, 61-26N 041-25W,
      59-48N 042-22W, 59-41N 042-54W,
      59-43N 043-14W, 60-05N 043-05W.
6. MOST RECENT RECONNAISSANCE:
   INTERIOR SATELLITE PASS 17 JAN 23.
7. REPORT POSITION AND TIME OF ANY ICEBERGS
   SEA ICE OR STATIONARY RADAR TARGETS THAT
   MAY LIKELY BE ICE TO THE NEAREST CANADIAN
   COAST GUARD MARINE COMMUNICATIONS AND
   TRAFFIC SERVICE STATION OR
   USING INMARSAT CODE 42.
8. FOR MORE REPORTING INFORMATION OR TO
   DOWNLOAD SHAPEFILES AND WEEKLY PREDICTIONS,
   GO TO WWW.NAVCEN.USCG.GOV/IIP.
9. CANCEL THIS MSG 190001Z JAN 23.

NAVAREA IV 73/232023-01-18 18:58Z → cancelled 2023-01-20 00:01Z (archive)

North american ice service (nais) iceberg bulletin 190001Z jan

1. NORTH AMERICAN ICE SERVICE (NAIS)
   ICEBERG BULLETIN 190001Z JAN.
2. ICEBERG LIMIT ALONG TRACKLINE JOINING
   51-19N 055-37W, 50-30N 050-00W,
   51-00N 048-30W, 52-15N 048-45W,
   58-15N 056-30W.
3. ESTIMATED ICEBERG LIMIT ALONG
   TRACKLINE JOINING
   58-15N 056-30W, 60-25N 053-25W,
   58-30N 045-40W, 58-15N 042-10W,
   63-05N 038-10W, 64-40N 028-00W.
4. WESTERN ICEBERG LIMIT ALONG TRACKLINE
   JOINING
   51-47N 056-15W, 51-32N 056-03W.
5. SEA ICE LIMIT ALONG TRACKLINES
   JOINING
   A. 46-58N 061-57W, 47-13N 062-15W,
      47-53N 061-29W, 47-38N 061-05W,
      46-58N 061-57W.
   B. 45-42N 062-18W, 45-59N 062-31W.
   C. 46-28N 062-40W, 47-30N 064-30W,
      48-30N 063-55W, 48-45N 064-10W.
   D. 49-01N 064-25W, 49-26N 064-17W,
      49-05N 063-15W, 49-00N 061-30W,
      49-55N 062-05W, 50-05N 059-55W,
      50-56N 057-29W, 48-31N 059-23W,
      48-11N 058-55W.
   E. 48-42N 053-05W, 49-33N 053-32W,
      50-21N 055-26W, 54-38N 054-42W,
      56-20N 056-24W, 56-57N 058-03W,
      58-03N 058-05W, 58-37N 057-52W,
      60-45N 059-59W, 62-41N 057-39W.
   F. 62-25N 040-45W, 61-26N 041-25W,
      59-48N 042-22W, 59-41N 042-54W,
      59-43N 043-14W, 60-05N 043-05W.
6. MOST RECENT RECONNAISSANCE:
   INTERIOR SATELLITE PASS 18 JAN 23.
7. REPORT POSITION AND TIME OF ANY ICEBERGS
   SEA ICE OR STATIONARY RADAR TARGETS THAT
   MAY LIKELY BE ICE TO THE NEAREST CANADIAN
   COAST GUARD MARINE COMMUNICATIONS AND
   TRAFFIC SERVICE STATION OR
   USING INMARSAT CODE 42.
8. FOR MORE REPORTING INFORMATION OR TO
   DOWNLOAD SHAPEFILES AND WEEKLY PREDICTIONS,
   GO TO WWW.NAVCEN.USCG.GOV/IIP.
9. CANCEL THIS MSG 200001Z JAN 23.

NAVAREA IV 81/232023-01-19 20:54Z → cancelled 2023-01-21 00:01Z (archive)

North american ice service (nais) iceberg bulletin 200001Z jan

1. NORTH AMERICAN ICE SERVICE (NAIS)
   ICEBERG BULLETIN 200001Z JAN.
2. ICEBERG LIMIT ALONG TRACKLINE JOINING
   51-19N 055-37W, 50-25N 050-00W,
   50-50N 048-10W, 52-15N 048-45W,
   58-15N 056-30W.
3. ESTIMATED ICEBERG LIMIT ALONG
   TRACKLINE JOINING
   58-15N 056-30W, 60-25N 053-25W,
   58-30N 045-40W, 58-15N 042-10W,
   63-05N 038-10W, 64-40N 028-00W.
4. WESTERN ICEBERG LIMIT ALONG TRACKLINE
   JOINING
   51-44N 056-31W, 51-27N 056-12W.
5. SEA ICE LIMIT ALONG TRACKLINES
   JOINING:
   A. 46-58N 061-57W, 47-13N 062-15W,
      47-53N 061-29W, 47-38N 061-05W,
      46-58N 061-57W.
   B. 45-42N 062-18W, 45-59N 062-31W.
   C. 46-28N 062-40W, 47-30N 064-30W,
      48-30N 063-55W, 48-45N 064-10W.
   D. 49-01N 064-25W, 49-26N 064-17W,
      49-05N 063-15W, 49-00N 061-30W,
      49-55N 062-05W, 50-05N 059-55W,
      50-56N 057-29W, 48-31N 059-23W,
      48-11N 058-55W.
   E. 48-42N 053-05W, 49-33N 053-32W,
      50-21N 055-26W, 54-30N 054-45W,
      57-00N 058-30W, 58-03N 058-05W,
      58-37N 057-52W, 60-45N 059-59W,
      62-41N 057-39W.
   F. 62-25N 041-32W, 61-56N 041-27W,
      60-58N 042-02W, 60-08N 042-43W,
      60-12N 043-04W.
6. MOST RECENT RECONNAISSANCE:
   INTERIOR SATELLITE PASS 19 JAN 23.
7. REPORT POSITION AND TIME OF ANY ICEBERGS
   SEA ICE OR STATIONARY RADAR TARGETS THAT
   MAY LIKELY BE ICE TO THE NEAREST CANADIAN
   COAST GUARD MARINE COMMUNICATIONS AND
   TRAFFIC SERVICE STATION OR
   USING INMARSAT CODE 42.
8. FOR MORE REPORTING INFORMATION OR TO
   DOWNLOAD SHAPEFILES AND WEEKLY PREDICTIONS,
   GO TO WWW.NAVCEN.USCG.GOV/IIP.
9. CANCEL THIS MSG 210001Z JAN 23.

NAVAREA IV 87/232023-01-20 20:24Z → cancelled 2023-01-22 00:01Z (archive)

North american ice service (nais) iceberg bulletin 210001Z jan

1. NORTH AMERICAN ICE SERVICE (NAIS)
   ICEBERG BULLETIN 210001Z JAN.
2. ICEBERG LIMIT ALONG TRACKLINE JOINING
   50-53N 056-02W, 49-55N 049-30W,
   50-50N 048-10W, 52-15N 048-45W,
   58-15N 056-30W.
3. ESTIMATED ICEBERG LIMIT ALONG
   TRACKLINE JOINING
   58-15N 056-30W, 59-55N 051-00W,
   58-30N 045-40W, 58-30N 040-45W,
   60-25N 040-35W, 63-05N 038-10W,
   64-40N 028-00W.
4. WESTERN ICEBERG LIMIT ALONG TRACKLINE
   JOINING
   51-35N 057-25W, 50-59N 056-45W.
5. SEA ICE LIMIT ALONG TRACKLINES
   JOINING:
   A. 46-58N 061-57W, 47-13N 062-15W,
      47-53N 061-29W, 47-38N 061-05W,
      46-58N 061-57W.
   B. 45-42N 062-18W, 45-59N 062-31W.
   C. 46-28N 062-40W, 47-30N 064-30W,
      48-30N 063-55W, 48-45N 064-10W.
   D. 49-01N 064-25W, 49-26N 064-17W,
      49-05N 063-15W, 49-00N 061-30W,
      49-55N 062-05W, 50-05N 059-55W,
      50-56N 057-29W, 48-31N 059-23W,
      48-11N 058-55W.
   E. 48-42N 053-05W, 49-33N 053-32W,
      50-21N 055-26W, 54-17N 054-39W,
      56-06N 058-07W, 58-03N 058-05W,
      60-38N 060-18W, 62-41N 057-39W.
   F. 62-25N 041-32W, 61-56N 041-27W,
      60-58N 042-02W, 60-08N 042-43W,
      60-12N 043-04W.
6. MOST RECENT RECONNAISSANCE:
   INTERIOR SATELLITE PASS 20 JAN 23.
7. REPORT POSITION AND TIME OF ANY ICEBERGS
   SEA ICE OR STATIONARY RADAR TARGETS THAT
   MAY LIKELY BE ICE TO THE NEAREST CANADIAN
   COAST GUARD MARINE COMMUNICATIONS AND
   TRAFFIC SERVICE STATION OR
   USING INMARSAT CODE 42.
8. FOR MORE REPORTING INFORMATION OR TO
   DOWNLOAD SHAPEFILES AND WEEKLY PREDICTIONS,
   GO TO WWW.NAVCEN.USCG.GOV/IIP.
9. CANCEL THIS MSG 220001Z JAN 23.

NAVAREA IV 91/232023-01-21 21:07Z → cancelled 2023-01-23 00:01Z (archive)

North american ice service (nais) iceberg bulletin 220001Z jan

1. NORTH AMERICAN ICE SERVICE (NAIS)
   ICEBERG BULLETIN 220001Z JAN.
2. ICEBERG LIMIT ALONG TRACKLINE JOINING
   50-37N 056-20W, 49-50N 049-20W,
   50-45N 048-05W, 52-15N 048-45W,
   58-15N 056-30W.
3. ESTIMATED ICEBERG LIMIT ALONG
   TRACKLINE JOINING
   58-15N 056-30W, 59-55N 051-00W,
   58-30N 045-40W, 58-30N 040-45W,
   60-25N 040-35W, 63-05N 038-10W,
   64-40N 028-00W.
4. WESTERN ICEBERG LIMIT ALONG TRACKLINE
   JOINING
   51-28N 057-49W, 50-42N 057-07W.
5. SEA ICE LIMIT ALONG TRACKLINES
   JOINING:
   A. 46-58N 061-57W, 47-13N 062-15W,
      47-53N 061-29W, 47-38N 061-05W,
      46-58N 061-57W.
   B. 45-42N 062-18W, 45-59N 062-31W.
   C. 46-28N 062-40W, 47-30N 064-30W,
      48-30N 063-55W, 48-45N 064-10W.
   D. 49-01N 064-25W, 49-26N 064-17W,
      49-05N 063-15W, 49-00N 061-30W,
      49-55N 062-05W, 50-05N 059-55W,
      50-56N 057-29W, 49-27N 058-11W.
   E. 48-42N 053-05W, 49-33N 053-32W,
      50-21N 055-26W, 51-34N 054-43W,
      54-17N 054-39W, 58-03N 058-05W,
      60-40N 060-12W, 62-41N 057-38W.
   F. 62-25N 041-21W, 61-50N 041-34W,
      60-49N 042-07W, 60-04N 042-42W,
      59-31N 043-44W, 59-40N 043-49W,
      59-51N 043-24W.
6. MOST RECENT RECONNAISSANCE:
   INTERIOR SATELLITE PASS 20 JAN 23.
7. REPORT POSITION AND TIME OF ANY ICEBERGS
   SEA ICE OR STATIONARY RADAR TARGETS THAT
   MAY LIKELY BE ICE TO THE NEAREST CANADIAN
   COAST GUARD MARINE COMMUNICATIONS AND
   TRAFFIC SERVICE STATION OR
   USING INMARSAT CODE 42.
8. FOR MORE REPORTING INFORMATION OR TO
   DOWNLOAD SHAPEFILES AND WEEKLY PREDICTIONS,
   GO TO WWW.NAVCEN.USCG.GOV/IIP.
9. CANCEL THIS MSG 230001Z JAN 23.

NAVAREA IV 95/232023-01-22 19:12Z → cancelled 2023-01-24 00:01Z (archive)

North american ice service (nais) iceberg bulletin 230001Z jan

1. NORTH AMERICAN ICE SERVICE (NAIS)
   ICEBERG BULLETIN 230001Z JAN.
2. ICEBERG LIMIT ALONG TRACKLINE JOINING
   50-25N 056-35W, 49-45N 049-20W,
   50-45N 048-05W, 52-15N 048-45W,
   58-15N 056-30W.
3. ESTIMATED ICEBERG LIMIT ALONG
   TRACKLINE JOINING
   58-15N 056-30W, 59-55N 051-00W,
   58-30N 045-40W, 58-30N 040-45W,
   60-25N 040-35W, 63-05N 038-10W,
   64-40N 028-00W.
4. WESTERN ICEBERG LIMIT ALONG TRACKLINE
   JOINING
   51-25N 058-25W, 50-25N 057-14W.
5. SEA ICE LIMIT ALONG TRACKLINES
   JOINING:
   A. 45-42N 062-18W, 45-59N 062-31W.
   B. 46-58N 061-57W, 47-13N 062-15W,
      47-53N 061-29W, 47-38N 061-05W,
      46-58N 061-57W.
   C. 46-28N 062-40W, 47-30N 064-30W,
      49-05N 063-19W, 48-53N 061-38W,
      49-48N 060-50W, 50-39N 057-45W,
      49-25N 058-13W.
   D. 48-42N 053-05W, 49-33N 053-32W,
      50-21N 055-26W, 51-34N 054-43W,
      53-35N 054-40W, 55-26N 055-09W,
      58-03N 058-05W, 60-38N 059-37W,
      62-00N 058-33W, 62-41N 057-39W.
   E. 62-24N 040-56W, 62-00N 040-40W,
      60-29N 041-53W, 59-52N 042-43W,
      60-00N 043-07W.
6. MOST RECENT RECONNAISSANCE:
   INTERIOR SATELLITE PASS 21 JAN 23.
7. REPORT POSITION AND TIME OF ANY ICEBERGS
   SEA ICE OR STATIONARY RADAR TARGETS THAT
   MAY LIKELY BE ICE TO THE NEAREST CANADIAN
   COAST GUARD MARINE COMMUNICATIONS AND
   TRAFFIC SERVICE STATION OR
   USING INMARSAT CODE 42.
8. FOR MORE REPORTING INFORMATION OR TO
   DOWNLOAD SHAPEFILES AND WEEKLY PREDICTIONS,
   GO TO WWW.NAVCEN.USCG.GOV/IIP.
9. CANCEL THIS MSG 240001Z JAN 23.

NAVAREA IV 100/232023-01-23 19:43Z → cancelled 2023-01-25 00:01Z (archive)

North american ice service (nais) iceberg bulletin 240001Z jan

1. NORTH AMERICAN ICE SERVICE (NAIS)
   ICEBERG BULLETIN 240001Z JAN.
2. ICEBERG LIMIT ALONG TRACKLINE JOINING
   50-25N 056-35W, 49-30N 049-25W,
   50-45N 048-05W, 52-15N 048-45W,
   58-15N 056-30W.
3. ESTIMATED ICEBERG LIMIT ALONG
   TRACKLINE JOINING
   58-15N 056-30W, 59-55N 051-00W,
   58-30N 045-40W, 58-30N 040-45W,
   60-25N 040-35W, 63-05N 038-10W,
   64-40N 028-00W.
4. WESTERN ICEBERG LIMIT ALONG TRACKLINE
   JOINING
   51-25N 058-25W, 50-25N 057-14W.
5. SEA ICE LIMIT ALONG TRACKLINES
   JOINING:
   A. 45-42N 062-18W, 45-59N 062-31W.
   B. 46-58N 061-57W, 47-13N 062-15W,
      47-53N 061-29W, 47-38N 061-05W,
      46-58N 061-57W.
   C. 46-28N 062-40W, 47-30N 064-30W,
      49-05N 063-19W, 48-53N 061-38W,
      49-48N 060-50W, 50-39N 057-45W,
      49-25N 058-13W.
   D. 48-42N 053-05W, 49-33N 053-32W,
      50-21N 055-26W, 51-34N 054-43W,
      53-35N 054-40W, 55-26N 055-09W,
      58-03N 058-05W, 60-30N 059-19W,
      62-00N 058-30W, 62-30N 057-34W.
   E. 62-24N 040-56W, 62-00N 040-40W,
      60-29N 041-53W, 59-52N 042-43W,
      60-00N 043-07W.
6. MOST RECENT RECONNAISSANCE:
   SOUTHEASTERN LIMIT SATELLITE PASS 23 JAN 23.
7. REPORT POSITION AND TIME OF ANY ICEBERGS
   SEA ICE OR STATIONARY RADAR TARGETS THAT
   MAY LIKELY BE ICE TO THE NEAREST CANADIAN
   COAST GUARD MARINE COMMUNICATIONS AND
   TRAFFIC SERVICE STATION OR
   USING INMARSAT CODE 42.
8. FOR MORE REPORTING INFORMATION OR TO
   DOWNLOAD SHAPEFILES AND WEEKLY PREDICTIONS,
   GO TO WWW.NAVCEN.USCG.GOV/IIP.
9. CANCEL THIS MSG 250001Z JAN 23.

NAVAREA IV 102/232023-01-24 19:43Z → cancelled 2023-01-26 00:01Z (archive)

North american ice service (nais) iceberg bulletin 250001Z jan

1. NORTH AMERICAN ICE SERVICE (NAIS)
   ICEBERG BULLETIN 250001Z JAN.
2. ICEBERG LIMIT ALONG TRACKLINE JOINING
   50-25N 056-35W, 49-25N 049-10W,
   50-20N 048-00W, 52-15N 048-45W,
   58-15N 056-30W.
3. ESTIMATED ICEBERG LIMIT ALONG
   TRACKLINE JOINING
   58-15N 056-30W, 60-05N 050-15W,
   58-05N 045-45W, 58-25N 042-15W,
   63-05N 038-10W, 64-40N 028-00W.
4. WESTERN ICEBERG LIMIT ALONG TRACKLINE
   JOINING
   51-20N 058-32W, 50-22N 057-25W.
5. SEA ICE LIMIT ALONG TRACKLINES
   JOINING:
   A. 45-42N 062-18W, 45-59N 062-31W.
   B. 46-58N 061-57W, 47-13N 062-15W,
      47-53N 061-29W, 47-38N 061-05W,
      46-58N 061-57W.
   C. 46-28N 062-40W, 47-30N 064-30W,
      49-05N 063-19W, 48-53N 061-38W,
      49-48N 060-50W, 50-39N 057-45W,
      49-25N 058-13W.
   D. 48-42N 053-05W, 49-33N 053-32W,
      50-21N 055-26W, 51-23N 054-30W,
      53-22N 054-09W, 55-28N 054-55W,
      58-03N 058-05W.
   E. 61-47N 058-13W, 62-00N 058-01W.
   F. 58-03N 058-05W, 60-31N 058-57W,
      61-47N 058-13W.
   G. 62-00N 058-01W, 62-30N 057-34W.
   H. 62-25N 040-52W, 61-57N 040-59W,
      60-32N 041-13W, 59-31N 043-17W,
      59-26N 043-55W, 59-29N 044-30W,
      59-49N 044-08W.
6. MOST RECENT RECONNAISSANCE:
   INTERIOR SATELLITE PASS 24 JAN 23.
7. REPORT POSITION AND TIME OF ANY ICEBERGS
   SEA ICE OR STATIONARY RADAR TARGETS THAT
   MAY LIKELY BE ICE TO THE NEAREST CANADIAN
   COAST GUARD MARINE COMMUNICATIONS AND
   TRAFFIC SERVICE STATION OR
   USING INMARSAT CODE 42.
8. FOR MORE REPORTING INFORMATION OR TO
   DOWNLOAD SHAPEFILES AND WEEKLY PREDICTIONS,
   GO TO WWW.NAVCEN.USCG.GOV/IIP.
9. CANCEL THIS MSG 260001Z JAN 23.

NAVAREA IV 107/232023-01-25 19:23Z → cancelled 2023-01-27 00:01Z (archive)

North american ice service (nais) iceberg bulletin 260001Z jan

1. NORTH AMERICAN ICE SERVICE (NAIS)
   ICEBERG BULLETIN 260001Z JAN.
2. ICEBERG LIMIT ALONG TRACKLINE JOINING
   50-25N 056-35W, 49-25N 049-10W,
   50-20N 048-00W, 52-15N 048-45W,
   58-15N 056-30W.
3. ESTIMATED ICEBERG LIMIT ALONG
   TRACKLINE JOINING
   58-15N 056-30W, 60-05N 050-15W,
   58-05N 045-45W, 58-25N 042-15W,
   63-05N 038-10W, 64-40N 028-00W.
4. WESTERN ICEBERG LIMIT ALONG TRACKLINE
   JOINING
   51-20N 058-32W, 50-22N 057-25W.
5. SEA ICE LIMIT ALONG TRACKLINES
   JOINING:
   A. 45-42N 062-18W, 45-59N 062-31W.
   B. 46-58N 061-57W, 47-13N 062-15W,
      47-53N 061-29W, 47-38N 061-05W,
      46-58N 061-57W.
   C. 46-28N 062-40W, 47-30N 064-30W,
      49-05N 063-19W, 48-53N 061-38W,
      49-48N 060-50W, 51-02N 057-30W,
      49-25N 058-13W.
   D. 48-42N 053-05W, 49-33N 053-32W,
      50-21N 055-26W, 51-23N 054-30W,
      53-22N 054-09W, 58-03N 058-05W.
   E. 61-47N 058-13W, 62-00N 058-01W.
   F. 58-03N 058-05W, 60-31N 058-57W,
      61-47N 058-13W.
   G. 62-00N 058-01W, 62-30N 057-34W.
   H. 62-25N 040-52W, 60-28N 041-53W,
      59-38N 043-08W, 59-29N 044-52W,
      59-35N 044-51W, 59-43N 044-29W,
      59-49N 043-56W.
6. MOST RECENT RECONNAISSANCE:
   INTERIOR SATELLITE PASS 25 JAN 23.
7. REPORT POSITION AND TIME OF ANY ICEBERGS
   SEA ICE OR STATIONARY RADAR TARGETS THAT
   MAY LIKELY BE ICE TO THE NEAREST CANADIAN
   COAST GUARD MARINE COMMUNICATIONS AND
   TRAFFIC SERVICE STATION OR
   USING INMARSAT CODE 42.
8. FOR MORE REPORTING INFORMATION OR TO
   DOWNLOAD SHAPEFILES AND WEEKLY PREDICTIONS,
   GO TO WWW.NAVCEN.USCG.GOV/IIP.
9. CANCEL THIS MSG 270001Z JAN 23.

NAVAREA IV 109/232023-01-26 19:15Z → cancelled 2023-01-28 00:01Z (archive)

North american ice service (nais) iceberg bulletin 270001Z jan

1. NORTH AMERICAN ICE SERVICE (NAIS)
   ICEBERG BULLETIN 270001Z JAN.
2. ICEBERG LIMIT ALONG TRACKLINE JOINING
   50-25N 056-35W, 49-25N 049-10W,
   50-20N 048-00W, 52-15N 048-45W,
   58-15N 056-30W.
3. ESTIMATED ICEBERG LIMIT ALONG
   TRACKLINE JOINING
   58-15N 056-30W, 60-05N 050-15W,
   58-05N 045-45W, 58-25N 042-15W,
   63-05N 038-10W, 64-40N 028-00W.
4. WESTERN ICEBERG LIMIT ALONG TRACKLINE
   JOINING
   51-20N 058-32W, 50-22N 057-25W.
5. SEA ICE LIMIT ALONG TRACKLINES
   JOINING:
   A. 45-42N 062-18W, 45-59N 062-31W.
   B. 46-58N 061-57W, 47-13N 062-15W,
      47-53N 061-29W, 47-38N 061-05W,
      46-58N 061-57W.
   C. 46-28N 062-40W, 47-30N 064-30W,
      49-05N 063-19W, 48-53N 061-38W,
      49-48N 060-50W, 50-44N 057-40W,
      49-25N 058-13W.
   D. 48-42N 053-05W, 49-33N 053-32W,
      50-21N 055-26W, 51-23N 054-30W,
      54-26N 054-01W, 58-03N 058-05W.
   E. 61-42N 058-07W, 62-00N 057-47W.
   F. 58-03N 058-05W, 60-24N 058-38W,
      61-42N 058-07W.
   G. 62-00N 057-47W, 62-17N 057-28W.
   H. 62-25N 041-32W, 60-23N 042-01W,
      59-52N 042-48W, 59-43N 043-41W,
      59-41N 044-35W, 59-45N 045-33W,
      60-04N 045-27W, 59-59N 044-35W.
6. MOST RECENT RECONNAISSANCE:
   EASTERN LIMIT SATELLITE PASS 26 JAN 23.
7. REPORT POSITION AND TIME OF ANY ICEBERGS
   SEA ICE OR STATIONARY RADAR TARGETS THAT
   MAY LIKELY BE ICE TO THE NEAREST CANADIAN
   COAST GUARD MARINE COMMUNICATIONS AND
   TRAFFIC SERVICE STATION OR
   USING INMARSAT CODE 42.
8. FOR MORE REPORTING INFORMATION OR TO
   DOWNLOAD SHAPEFILES AND WEEKLY PREDICTIONS,
   GO TO WWW.NAVCEN.USCG.GOV/IIP.
9. CANCEL THIS MSG 280001Z JAN 23.

NAVAREA IV 112/232023-01-27 20:48Z → cancelled 2023-01-29 00:01Z (archive)

North american ice service (nais) iceberg bulletin 280001Z jan

1. NORTH AMERICAN ICE SERVICE (NAIS)
   ICEBERG BULLETIN 280001Z JAN.
2. ICEBERG LIMIT ALONG TRACKLINE JOINING
   50-25N 056-35W, 49-30N 049-00W,
   50-00N 047-45W, 51-00N 047-35W,
   58-15N 056-30W.
3. ESTIMATED ICEBERG LIMIT ALONG
   TRACKLINE JOINING
   58-15N 056-30W, 60-05N 050-15W,
   57-40N 046-10W, 58-05N 041-40W,
   63-05N 038-10W, 64-40N 028-00W.
4. WESTERN ICEBERG LIMIT ALONG TRACKLINE
   JOINING
   51-20N 058-32W, 50-22N 057-25W.
5. SEA ICE LIMIT ALONG TRACKLINES
   JOINING:
   A. 45-42N 062-18W, 45-59N 062-31W.
   B. 46-58N 061-57W, 47-13N 062-15W,
      47-53N 061-29W, 47-38N 061-05W,
      46-58N 061-57W.
   C. 46-28N 062-40W, 47-30N 064-30W,
      49-05N 063-19W, 48-53N 061-38W,
      49-48N 060-50W, 51-06N 057-32W,
      49-25N 058-13W.
   D. 48-42N 053-05W, 49-33N 053-32W,
      50-21N 055-37W, 51-32N 054-37W,
      54-55N 054-30W, 58-03N 057-43W.
   E. 61-32N 057-54W, 61-59N 057-21W.
   F. 58-03N 057-43W, 59-55N 058-20W,
      61-32N 057-54W.
   G. 62-25N 041-32W, 60-23N 042-01W,
      59-52N 042-48W, 59-43N 043-41W,
      59-41N 044-35W, 59-45N 045-33W,
      60-04N 045-27W, 59-59N 044-35W.
6. MOST RECENT RECONNAISSANCE:
   INTERIOR SATELLITE PASS 27 JAN 23.
7. REPORT POSITION AND TIME OF ANY ICEBERGS
   SEA ICE OR STATIONARY RADAR TARGETS THAT
   MAY LIKELY BE ICE TO THE NEAREST CANADIAN
   COAST GUARD MARINE COMMUNICATIONS AND
   TRAFFIC SERVICE STATION OR
   USING INMARSAT CODE 42.
8. FOR MORE REPORTING INFORMATION OR TO
   DOWNLOAD SHAPEFILES AND WEEKLY PREDICTIONS,
   GO TO WWW.NAVCEN.USCG.GOV/IIP.
9. CANCEL THIS MSG 290001Z JAN 23.

NAVAREA IV 113/232023-01-28 19:17Z → cancelled 2023-01-30 00:01Z (archive)

North american ice service (nais) iceberg bulletin 290001Z jan

1. NORTH AMERICAN ICE SERVICE (NAIS)
   ICEBERG BULLETIN 290001Z JAN.
2. ICEBERG LIMIT ALONG TRACKLINE JOINING
   50-25N 056-35W, 49-30N 049-00W,
   50-00N 047-45W, 51-00N 047-20W,
   58-15N 056-30W.
3. ESTIMATED ICEBERG LIMIT ALONG
   TRACKLINE JOINING
   58-15N 056-30W, 60-05N 050-15W,
   57-40N 046-10W, 58-05N 041-40W,
   63-05N 038-10W, 64-40N 028-00W.
4. WESTERN ICEBERG LIMIT ALONG TRACKLINE
   JOINING
   51-20N 058-32W, 50-22N 057-25W.
5. SEA ICE LIMIT ALONG TRACKLINES
   JOINING:
   A. 45-42N 062-18W, 45-59N 062-31W.
   B. 46-58N 061-57W, 47-13N 062-15W,
      47-53N 061-29W, 47-38N 061-05W,
      46-58N 061-57W.
   C. 46-28N 062-40W, 47-30N 064-30W,
      49-05N 063-19W, 48-53N 061-38W,
      51-06N 057-32W, 49-25N 058-13W.
   D. 48-42N 053-05W, 49-33N 053-32W,
      50-21N 055-37W, 51-32N 054-37W,
      53-57N 053-50W, 58-03N 057-43W.
   E. 61-32N 057-54W, 62-00N 057-21W.
   F. 58-03N 057-43W, 59-55N 058-20W,
      61-32N 057-54W.
   G. 62-25N 041-32W, 60-23N 042-01W,
      59-52N 042-48W, 59-43N 043-41W,
      59-41N 044-35W, 59-45N 045-33W,
      60-04N 045-27W, 59-59N 044-35W.
6. MOST RECENT RECONNAISSANCE:
   INTERIOR SATELLITE PASS 27 JAN 23.
7. REPORT POSITION AND TIME OF ANY ICEBERGS
   SEA ICE OR STATIONARY RADAR TARGETS THAT
   MAY LIKELY BE ICE TO THE NEAREST CANADIAN
   COAST GUARD MARINE COMMUNICATIONS AND
   TRAFFIC SERVICE STATION OR
   USING INMARSAT CODE 42.
8. FOR MORE REPORTING INFORMATION OR TO
   DOWNLOAD SHAPEFILES AND WEEKLY PREDICTIONS,
   GO TO WWW.NAVCEN.USCG.GOV/IIP.
9. CANCEL THIS MSG 300001Z JAN 23.

NAVAREA IV 114/232023-01-29 19:23Z → cancelled 2023-01-31 00:01Z (archive)

North american ice service (nais) iceberg bulletin 300001Z jan

1. NORTH AMERICAN ICE SERVICE (NAIS)
   ICEBERG BULLETIN 300001Z JAN.
2. ICEBERG LIMIT ALONG TRACKLINE JOINING
   50-25N 056-35W, 49-30N 049-00W,
   50-00N 047-35W, 51-00N 047-20W,
   58-15N 056-30W.
3. ESTIMATED ICEBERG LIMIT ALONG
   TRACKLINE JOINING
   58-15N 056-30W, 60-05N 050-15W,
   57-40N 046-10W, 58-05N 041-40W,
   63-05N 038-10W, 64-40N 028-00W.
4. WESTERN ICEBERG LIMIT ALONG TRACKLINE
   JOINING
   51-20N 058-32W, 50-22N 057-25W.
5. SEA ICE LIMIT ALONG TRACKLINES
   JOINING:
   A. 45-42N 062-18W, 45-59N 062-31W.
   B. 46-58N 061-57W, 47-13N 062-15W,
      47-53N 061-29W, 47-38N 061-05W,
      46-58N 061-57W.
   C. 46-28N 062-40W, 47-30N 064-11W,
      49-05N 063-19W, 48-53N 061-38W,
      51-06N 057-32W, 49-25N 058-13W.
   D. 48-42N 053-05W, 49-33N 053-32W,
      50-21N 055-37W, 52-59N 053-18W,
      54-01N 054-16W, 55-09N 053-00W,
      56-27N 056-09W, 58-03N 057-04W.
   E. 61-32N 057-54W, 62-00N 057-21W.
   F. 58-03N 057-04W, 59-55N 058-20W,
      61-32N 057-54W.
   G. 62-25N 041-09W, 61-43N 041-27W,
      60-02N 041-55W, 59-46N 043-11W,
      59-54N 043-24W.
6. MOST RECENT RECONNAISSANCE:
   EASTERN LIMIT SATELLITE PASS 29 JAN 23.
7. REPORT POSITION AND TIME OF ANY ICEBERGS
   SEA ICE OR STATIONARY RADAR TARGETS THAT
   MAY LIKELY BE ICE TO THE NEAREST CANADIAN
   COAST GUARD MARINE COMMUNICATIONS AND
   TRAFFIC SERVICE STATION OR
   USING INMARSAT CODE 42.
8. FOR MORE REPORTING INFORMATION OR TO
   DOWNLOAD SHAPEFILES AND WEEKLY PREDICTIONS,
   GO TO WWW.NAVCEN.USCG.GOV/IIP.
9. CANCEL THIS MSG 310001Z JAN 23.

NAVAREA IV 116/232023-01-30 20:23Z → cancelled 2023-02-01 00:01Z (archive)

North american ice service (nais) iceberg bulletin 310001Z jan

1. NORTH AMERICAN ICE SERVICE (NAIS)
   ICEBERG BULLETIN 310001Z JAN.
2. ICEBERG LIMIT ALONG TRACKLINE JOINING
   50-25N 056-35W, 49-25N 048-00W,
   50-40N 046-55W, 58-15N 056-30W.
3. ESTIMATED ICEBERG LIMIT ALONG
   TRACKLINE JOINING
   58-15N 056-30W, 60-05N 050-15W,
   57-40N 046-10W, 58-05N 041-40W,
   63-05N 038-10W, 64-40N 028-00W.
4. WESTERN ICEBERG LIMIT ALONG TRACKLINE
   JOINING
   51-20N 058-32W, 50-22N 057-25W.
5. SEA ICE LIMIT ALONG TRACKLINES
   JOINING:
   A. 45-42N 062-18W, 45-59N 062-31W.
   B. 46-58N 061-57W, 47-13N 062-15W,
      47-53N 061-29W, 47-38N 061-05W,
      46-58N 061-57W.
   C. 46-28N 062-40W, 47-30N 064-11W,
      49-05N 063-19W, 48-49N 061-45W,
      50-52N 057-40W, 49-26N 058-12W.
   D. 48-42N 053-05W, 49-33N 053-32W,
      50-15N 055-20W, 52-19N 053-14W,
      54-53N 052-47W, 56-27N 056-09W,
      58-03N 057-04W.
   E. 61-32N 057-54W, 62-00N 057-21W.
   F. 58-03N 057-04W, 60-00N 058-19W,
      61-32N 057-54W.
   G. 62-25N 041-09W, 61-43N 041-27W,
      60-02N 041-55W, 59-46N 043-11W,
      59-54N 043-24W.
6. MOST RECENT RECONNAISSANCE:
   INTERIOR SATELLITE PASS 28 JAN 23.
7. REPORT POSITION AND TIME OF ANY ICEBERGS
   SEA ICE OR STATIONARY RADAR TARGETS THAT
   MAY LIKELY BE ICE TO THE NEAREST CANADIAN
   COAST GUARD MARINE COMMUNICATIONS AND
   TRAFFIC SERVICE STATION OR
   USING INMARSAT CODE 42.
8. FOR MORE REPORTING INFORMATION OR TO
   DOWNLOAD SHAPEFILES AND WEEKLY PREDICTIONS,
   GO TO WWW.NAVCEN.USCG.GOV/IIP.
9. CANCEL THIS MSG 010001Z FEB 23.

NAVAREA IV 121/232023-01-31 20:08Z → cancelled 2023-02-02 00:01Z (archive)

North american ice service (nais) iceberg bulletin 010001Z feb

1. NORTH AMERICAN ICE SERVICE (NAIS)
   ICEBERG BULLETIN 010001Z FEB.
2. ICEBERG LIMIT ALONG TRACKLINE JOINING
   50-25N 056-35W, 49-25N 049-25W,
   50-50N 047-45W, 58-30N 055-50W.
3. ESTIMATED ICEBERG LIMIT ALONG
   TRACKLINE JOINING
   58-30N 055-50W, 60-05N 050-15W,
   57-40N 046-10W, 58-05N 041-40W,
   60-45N 038-30W, 63-05N 038-10W,
   64-40N 028-00W.
4. WESTERN ICEBERG LIMIT ALONG TRACKLINE
   JOINING
   51-10N 058-45W, 50-22N 057-25W.
5. SEA ICE LIMIT ALONG TRACKLINES
   JOINING:
   A. 45-42N 062-18W, 45-59N 062-31W.
   B. 46-58N 061-57W, 47-13N 062-15W,
      47-53N 061-29W, 47-38N 061-05W,
      46-58N 061-57W.
   C. 46-28N 062-40W, 47-30N 064-11W,
      49-05N 063-19W, 48-49N 061-45W,
      50-52N 057-40W, 49-26N 058-12W.
   D. 48-42N 053-05W, 49-33N 053-32W,
      50-15N 055-20W, 51-58N 053-10W,
      54-30N 052-04W, 56-23N 055-40W,
      58-03N 057-46W.
   E. 61-32N 057-54W, 62-00N 057-21W.
   F. 58-03N 057-46W, 59-33N 058-24W,
      61-32N 057-54W.
   G. 62-25N 041-24W, 61-53N 041-22W,
      59-49N 042-22W, 59-29N 042-53W,
      59-37N 045-44W, 59-41N 045-41W,
      59-48N 044-18W.
6. MOST RECENT RECONNAISSANCE:
   SOUTHERN LIMIT ICEBERG FLIGHT 31 JAN 23.
7. REPORT POSITION AND TIME OF ANY ICEBERGS
   SEA ICE OR STATIONARY RADAR TARGETS THAT
   MAY LIKELY BE ICE TO THE NEAREST CANADIAN
   COAST GUARD MARINE COMMUNICATIONS AND
   TRAFFIC SERVICE STATION OR
   USING INMARSAT CODE 42.
8. FOR MORE REPORTING INFORMATION OR TO
   DOWNLOAD SHAPEFILES AND WEEKLY PREDICTIONS,
   GO TO WWW.NAVCEN.USCG.GOV/IIP.
9. CANCEL THIS MSG 020001Z FEB 23.

NAVAREA IV 126/232023-02-01 20:29Z → cancelled 2023-02-03 00:01Z (archive)

North american ice service (nais) iceberg bulletin 020001Z feb

1. NORTH AMERICAN ICE SERVICE (NAIS)
   ICEBERG BULLETIN 020001Z FEB.
2. ICEBERG LIMIT ALONG TRACKLINE JOINING
   50-25N 056-35W, 49-25N 049-25W,
   50-50N 047-45W, 58-30N 055-50W.
3. ESTIMATED ICEBERG LIMIT ALONG
   TRACKLINE JOINING
   58-30N 055-50W, 60-05N 050-15W,
   57-40N 046-10W, 58-05N 041-40W,
   60-45N 038-30W, 63-05N 038-10W,
   64-40N 028-00W.
4. WESTERN ICEBERG LIMIT ALONG TRACKLINE
   JOINING
   51-10N 058-45W, 50-22N 057-25W.
5. SEA ICE LIMIT ALONG TRACKLINES
   JOINING:
   A. 45-42N 062-18W, 45-59N 062-31W.
   B. 46-58N 061-57W, 47-13N 062-15W,
      47-53N 061-29W, 47-38N 061-05W,
      46-58N 061-57W.
   C. 46-28N 062-40W, 47-30N 064-11W,
      49-05N 063-19W, 48-49N 061-45W,
      50-52N 057-40W, 49-26N 058-12W.
   D. 48-42N 053-05W, 49-33N 053-32W,
      50-15N 055-20W, 51-58N 053-10W,
      54-30N 052-04W, 56-23N 055-40W,
      58-03N 057-46W.
   E. 61-32N 057-54W, 62-00N 057-21W.
   F. 58-03N 057-46W, 59-33N 058-24W,
      61-32N 057-54W.
   G. 62-25N 041-24W, 61-53N 041-22W,
      59-49N 042-22W, 59-29N 042-53W,
      59-37N 045-44W, 59-41N 045-41W,
      59-48N 044-18W.
6. MOST RECENT RECONNAISSANCE:
   EASTERN LIMIT ICEBERG FLIGHT 31 JAN 23.
7. REPORT POSITION AND TIME OF ANY ICEBERGS
   SEA ICE OR STATIONARY RADAR TARGETS THAT
   MAY LIKELY BE ICE TO THE NEAREST CANADIAN
   COAST GUARD MARINE COMMUNICATIONS AND
   TRAFFIC SERVICE STATION OR
   USING INMARSAT CODE 42.
8. FOR MORE REPORTING INFORMATION OR TO
   DOWNLOAD SHAPEFILES AND WEEKLY PREDICTIONS,
   GO TO WWW.NAVCEN.USCG.GOV/IIP.
9. CANCEL THIS MSG 030001Z FEB 23.

NAVAREA IV 131/232023-02-02 19:43Z → cancelled 2023-02-04 00:01Z (archive)

North american ice service (nais) iceberg bulletin 030001Z feb

1. NORTH AMERICAN ICE SERVICE (NAIS)
   ICEBERG BULLETIN 030001Z FEB.
2. ICEBERG LIMIT ALONG TRACKLINE JOINING
   50-25N 056-35W, 49-00N 049-00W,
   50-50N 047-45W, 58-30N 055-50W.
3. ESTIMATED ICEBERG LIMIT ALONG
   TRACKLINE JOINING
   58-30N 055-50W, 60-05N 050-15W,
   57-40N 046-10W, 58-05N 041-40W,
   60-45N 038-30W, 63-05N 038-10W,
   64-40N 028-00W.
4. WESTERN ICEBERG LIMIT ALONG TRACKLINE
   JOINING
   51-10N 058-45W, 50-22N 057-25W.
5. SEA ICE LIMIT ALONG TRACKLINES
   JOINING:
   A. 45-38N 064-52W, 45-15N 065-00W,
      45-15N 064-27W.
   B. 45-51N 062-00W, 46-30N 061-45W,
      47-00N 063-30W, 48-00N 062-45W,
      49-00N 063-30W, 48-45N 061-30W,
      50-20N 058-00W, 49-26N 058-12W.
   C. 46-58N 061-57W, 47-13N 062-15W,
      47-53N 061-29W, 47-38N 061-05W,
      46-58N 061-57W.
   D. 48-42N 053-05W, 49-33N 053-32W,
      50-15N 055-20W, 51-46N 053-09W,
      54-41N 051-56W, 56-21N 056-01W,
      58-03N 057-46W.
   E. 61-32N 057-54W, 62-00N 057-21W.
   F. 58-03N 057-46W, 59-33N 058-24W,
      61-32N 057-54W.
   G. 62-25N 041-44W, 59-48N 042-31W,
      59-23N 043-00W, 59-37N 045-44W,
      59-47N 046-02W, 59-56N 045-59W,
      59-57N 045-21W, 59-56N 044-25W.
6. MOST RECENT RECONNAISSANCE:
   EASTERN LIMIT ICEBERG FLIGHT 31 JAN 23.
7. REPORT POSITION AND TIME OF ANY ICEBERGS
   SEA ICE OR STATIONARY RADAR TARGETS THAT
   MAY LIKELY BE ICE TO THE NEAREST CANADIAN
   COAST GUARD MARINE COMMUNICATIONS AND
   TRAFFIC SERVICE STATION OR
   USING INMARSAT CODE 42.
8. FOR MORE REPORTING INFORMATION OR TO
   DOWNLOAD SHAPEFILES AND WEEKLY PREDICTIONS,
   GO TO WWW.NAVCEN.USCG.GOV/IIP.
9. CANCEL THIS MSG 040001Z FEB 23.

NAVAREA IV 138/232023-02-03 21:20Z → cancelled 2023-02-05 00:01Z (archive)

North american ice service (nais) iceberg bulletin 040001Z feb

1. NORTH AMERICAN ICE SERVICE (NAIS)
   ICEBERG BULLETIN 040001Z FEB.
2. ICEBERG LIMIT ALONG TRACKLINE JOINING
   50-25N 056-35W, 48-55N 048-40W,
   50-50N 047-45W, 58-30N 055-50W.
3. ESTIMATED ICEBERG LIMIT ALONG
   TRACKLINE JOINING
   58-30N 055-50W, 60-05N 050-15W,
   57-40N 046-10W, 57-55N 041-20W,
   60-20N 038-30W, 63-05N 038-10W,
   64-40N 028-00W.
4. WESTERN ICEBERG LIMIT ALONG TRACKLINE
   JOINING
   51-10N 058-45W, 50-22N 057-25W.
5. SEA ICE LIMIT ALONG TRACKLINES
   JOINING:
   A. 45-38N 064-52W, 45-15N 065-00W,
      45-15N 064-27W.
   B. 45-43N 062-15W, 46-35N 061-50W,
      46-50N 063-39W, 48-00N 063-00W,
      49-00N 063-30W, 48-45N 061-30W,
      50-45N 057-40W, 48-15N 059-45W,
      47-22N 059-23W, 47-29N 056-10W.
   C. 46-58N 061-57W, 47-13N 062-15W,
      47-53N 061-29W, 47-38N 061-05W,
      46-58N 061-57W.
   D. 48-42N 053-05W, 49-33N 053-32W,
      50-15N 055-20W, 52-37N 051-36W,
      54-41N 051-56W, 56-21N 056-01W,
      58-03N 057-46W.
   E. 61-20N 057-39W, 62-00N 057-21W.
   F. 58-03N 057-46W, 59-06N 058-15W,
      61-20N 057-39W.
   G. 62-25N 041-44W, 59-48N 042-31W,
      59-23N 043-00W, 59-37N 045-44W,
      59-47N 046-02W, 59-56N 045-59W,
      59-57N 045-21W, 59-56N 044-25W.
6. MOST RECENT RECONNAISSANCE:
   EASTERN LIMIT ICEBERG FLIGHT 31 JAN 23.
7. REPORT POSITION AND TIME OF ANY ICEBERGS
   SEA ICE OR STATIONARY RADAR TARGETS THAT
   MAY LIKELY BE ICE TO THE NEAREST CANADIAN
   COAST GUARD MARINE COMMUNICATIONS AND
   TRAFFIC SERVICE STATION OR
   USING INMARSAT CODE 42.
8. FOR MORE REPORTING INFORMATION OR TO
   DOWNLOAD SHAPEFILES AND WEEKLY PREDICTIONS,
   GO TO WWW.NAVCEN.USCG.GOV/IIP.
9. CANCEL THIS MSG 050001Z FEB 23.

NAVAREA IV 141/232023-02-04 20:21Z → cancelled 2023-02-06 00:01Z (archive)

North american ice service (nais) iceberg bulletin 050001Z feb

1. NORTH AMERICAN ICE SERVICE (NAIS)
   ICEBERG BULLETIN 050001Z FEB.
2. ICEBERG LIMIT ALONG TRACKLINE JOINING
   50-25N 056-35W, 49-05N 048-15W,
   50-45N 047-20W, 58-30N 055-50W.
3. ESTIMATED ICEBERG LIMIT ALONG
   TRACKLINE JOINING
   58-30N 055-50W, 60-05N 050-15W,
   57-40N 046-10W, 57-55N 041-20W,
   60-20N 038-30W, 63-05N 038-10W,
   64-40N 028-00W.
4. WESTERN ICEBERG LIMIT ALONG TRACKLINE
   JOINING
   51-10N 058-45W, 50-22N 057-25W.
5. SEA ICE LIMIT ALONG TRACKLINES
   JOINING:
   A. 45-38N 064-52W, 45-15N 065-00W,
      45-15N 064-27W.
   B. 45-43N 062-15W, 46-35N 061-50W,
      46-50N 063-39W, 48-00N 063-00W,
      49-00N 063-30W, 48-45N 061-30W,
      50-45N 057-40W, 48-15N 059-45W,
      47-22N 059-23W, 47-29N 056-10W.
   C. 46-58N 061-57W, 47-13N 062-15W,
      47-53N 061-29W, 47-38N 061-05W,
      46-58N 061-57W.
   D. 48-42N 053-05W, 49-33N 053-32W,
      50-15N 055-20W, 53-09N 051-36W,
      54-55N 051-45W, 56-34N 056-59W,
      58-03N 057-46W.
   E. 61-20N 057-39W, 62-00N 057-21W.
   F. 58-03N 057-46W, 59-52N 058-03W,
      61-20N 057-39W.
   G. 62-25N 041-13W, 61-58N 041-05W,
      60-37N 041-56W, 60-32N 042-20W,
      60-41N 042-44W.
6. MOST RECENT RECONNAISSANCE:
   EASTERN LIMIT ICEBERG FLIGHT 31 JAN 23.
7. REPORT POSITION AND TIME OF ANY ICEBERGS
   SEA ICE OR STATIONARY RADAR TARGETS THAT
   MAY LIKELY BE ICE TO THE NEAREST CANADIAN
   COAST GUARD MARINE COMMUNICATIONS AND
   TRAFFIC SERVICE STATION OR
   USING INMARSAT CODE 42.
8. FOR MORE REPORTING INFORMATION OR TO
   DOWNLOAD SHAPEFILES AND WEEKLY PREDICTIONS,
   GO TO WWW.NAVCEN.USCG.GOV/IIP.
9. CANCEL THIS MSG 060001Z FEB 23.

NAVAREA IV 142/232023-02-05 20:53Z → cancelled 2023-02-07 00:01Z (archive)

North american ice service (nais) iceberg bulletin 060001Z feb

1. NORTH AMERICAN ICE SERVICE (NAIS)
   ICEBERG BULLETIN 060001Z FEB.
2. ICEBERG LIMIT ALONG TRACKLINE JOINING
   50-25N 056-35W, 49-10N 048-00W,
   50-55N 046-40W, 58-30N 055-50W.
3. ESTIMATED ICEBERG LIMIT ALONG
   TRACKLINE JOINING
   58-30N 055-50W, 60-05N 050-15W,
   57-40N 046-10W, 57-55N 041-20W,
   60-20N 038-30W, 63-05N 038-10W,
   64-40N 028-00W.
4. WESTERN ICEBERG LIMIT ALONG TRACKLINE
   JOINING
   51-10N 058-45W, 50-22N 057-25W.
5. SEA ICE LIMIT ALONG TRACKLINES
   JOINING:
   A. 45-29N 065-11W, 45-15N 065-00W,
      45-15N 064-27W.
   B. 43-52N 064-47W, 45-40N 058-37W,
      47-55N 061-24W, 47-25N 062-36W,
      48-49N 063-16W, 48-44N 060-57W,
      49-34N 061-17W, 49-53N 058-54W,
      47-21N 059-58W, 47-29N 056-10W.
   C. 48-42N 053-05W, 49-33N 053-32W,
      50-15N 055-20W, 53-25N 052-07W,
      55-14N 052-50W, 56-23N 057-15W,
      58-03N 057-46W.
   D. 61-20N 057-39W, 62-00N 057-21W.
   E. 58-03N 057-46W, 60-00N 058-47W,
      61-20N 057-39W.
   F. 62-25N 041-16W, 61-48N 041-16W,
      60-26N 042-13W, 60-16N 042-41W,
      60-31N 042-56W.
6. MOST RECENT RECONNAISSANCE:
   EASTERN LIMIT ICEBERG FLIGHT 31 JAN 23.
7. REPORT POSITION AND TIME OF ANY ICEBERGS
   SEA ICE OR STATIONARY RADAR TARGETS THAT
   MAY LIKELY BE ICE TO THE NEAREST CANADIAN
   COAST GUARD MARINE COMMUNICATIONS AND
   TRAFFIC SERVICE STATION OR
   USING INMARSAT CODE 42.
8. FOR MORE REPORTING INFORMATION OR TO
   DOWNLOAD SHAPEFILES AND WEEKLY PREDICTIONS,
   GO TO WWW.NAVCEN.USCG.GOV/IIP.
9. CANCEL THIS MSG 070001Z FEB 23.

NAVAREA IV 148/232023-02-06 19:31Z → cancelled 2023-02-08 00:01Z (archive)

North american ice service (nais) iceberg bulletin 070001Z feb

1. NORTH AMERICAN ICE SERVICE (NAIS)
   ICEBERG BULLETIN 070001Z FEB.
2. ICEBERG LIMIT ALONG TRACKLINE JOINING
   50-25N 056-35W, 49-15N 048-45W,
   51-20N 047-10W, 58-30N 055-50W.
3. ESTIMATED ICEBERG LIMIT ALONG
   TRACKLINE JOINING
   58-30N 055-50W, 60-05N 050-15W,
   57-40N 046-10W, 57-55N 041-20W,
   60-20N 038-30W, 63-05N 038-10W,
   64-40N 028-00W.
4. WESTERN ICEBERG LIMIT ALONG TRACKLINE
   JOINING
   51-10N 058-45W, 50-22N 057-25W.
5. SEA ICE LIMIT ALONG TRACKLINES
   JOINING:
   A. 45-29N 065-11W, 45-15N 065-00W,
      45-15N 064-27W.
   B. 45-19N 060-58W, 45-40N 058-37W,
      47-55N 061-24W, 47-25N 062-36W,
      48-49N 063-16W, 48-44N 060-57W,
      49-34N 061-17W, 49-53N 058-54W,
      47-21N 059-58W, 47-29N 056-10W.
   C. 48-42N 053-05W, 49-33N 053-32W,
      50-15N 055-20W, 51-08N 053-38W,
      53-28N 051-31W, 55-20N 052-43W,
      56-33N 056-51W, 58-03N 057-46W,
      59-10N 058-15W, 61-06N 057-30W.
   D. 62-25N 041-16W, 61-48N 041-16W,
      60-26N 042-13W, 60-16N 042-41W,
      60-31N 042-56W.
6. MOST RECENT RECONNAISSANCE:
   EASTERN LIMIT ICEBERG FLIGHT 31 JAN 23.
7. REPORT POSITION AND TIME OF ANY ICEBERGS
   SEA ICE OR STATIONARY RADAR TARGETS THAT
   MAY LIKELY BE ICE TO THE NEAREST CANADIAN
   COAST GUARD MARINE COMMUNICATIONS AND
   TRAFFIC SERVICE STATION OR
   USING INMARSAT CODE 42.
8. FOR MORE REPORTING INFORMATION OR TO
   DOWNLOAD SHAPEFILES AND WEEKLY PREDICTIONS,
   GO TO WWW.NAVCEN.USCG.GOV/IIP.
9. CANCEL THIS MSG 080001Z FEB 23.

NAVAREA IV 153/232023-02-07 19:29Z → cancelled 2023-02-09 00:01Z (archive)

North american ice service (nais) iceberg bulletin 080001Z feb

1. NORTH AMERICAN ICE SERVICE (NAIS)
   ICEBERG BULLETIN 080001Z FEB.
2. ICEBERG LIMIT ALONG TRACKLINE JOINING
   50-15N 056-31W, 49-30N 049-00W,
   51-35N 047-20W, 58-30N 055-50W.
3. ESTIMATED ICEBERG LIMIT ALONG
   TRACKLINE JOINING
   58-30N 055-50W, 60-05N 050-15W,
   57-40N 046-10W, 57-45N 041-30W,
   58-55N 039-40W, 63-05N 038-10W,
   64-40N 028-00W.
4. WESTERN ICEBERG LIMIT ALONG TRACKLINE
   JOINING
   51-10N 058-45W, 50-22N 057-25W.
5. SEA ICE LIMIT ALONG TRACKLINES
   JOINING:
   A. 45-29N 065-11W, 45-15N 065-00W,
      45-15N 064-27W.
   B. 45-19N 060-58W, 45-40N 058-37W,
      47-55N 061-24W, 47-25N 062-36W,
      48-49N 063-16W, 48-44N 060-57W,
      49-34N 061-17W, 49-53N 058-54W,
      47-21N 059-58W, 47-29N 056-10W.
   C. 48-42N 053-05W, 49-33N 053-32W,
      50-15N 055-20W, 51-12N 053-16W,
      53-24N 050-57W, 55-35N 053-19W,
      56-18N 056-21W, 58-03N 057-46W,
      60-30N 057-07W.
   D. 62-25N 041-17W, 62-10N 040-42W,
      61-05N 041-03W, 60-18N 042-18W,
      60-12N 043-05W.
6. MOST RECENT RECONNAISSANCE:
   EASTERN LIMIT GENERAL FLIGHT 03 FEB 23.
7. REPORT POSITION AND TIME OF ANY ICEBERGS
   SEA ICE OR STATIONARY RADAR TARGETS THAT
   MAY LIKELY BE ICE TO THE NEAREST CANADIAN
   COAST GUARD MARINE COMMUNICATIONS AND
   TRAFFIC SERVICE STATION OR
   USING INMARSAT CODE 42.
8. FOR MORE REPORTING INFORMATION OR TO
   DOWNLOAD SHAPEFILES AND WEEKLY PREDICTIONS,
   GO TO WWW.NAVCEN.USCG.GOV/IIP.
9. CANCEL THIS MSG 090001Z FEB 23.

NAVAREA IV 154/232023-02-08 19:06Z → cancelled 2023-02-10 00:01Z (archive)

North american ice service (nais) iceberg bulletin 090001Z feb

1. NORTH AMERICAN ICE SERVICE (NAIS)
   ICEBERG BULLETIN 090001Z FEB.
2. ICEBERG LIMIT ALONG TRACKLINE JOINING
   50-15N 056-40W, 49-10N 049-35W,
   52-45N 047-30W, 58-30N 055-50W.
3. ESTIMATED ICEBERG LIMIT ALONG
   TRACKLINE JOINING
   58-30N 055-50W, 60-05N 050-15W,
   57-40N 046-10W, 57-45N 041-30W,
   58-55N 039-40W, 63-05N 038-10W,
   64-40N 028-00W.
4. WESTERN ICEBERG LIMIT ALONG TRACKLINE
   JOINING
   51-10N 058-45W, 50-22N 057-25W.
5. SEA ICE LIMIT ALONG TRACKLINES
   JOINING:
   A. 45-29N 065-11W, 45-15N 065-00W,
      45-15N 064-27W.
   B. 45-19N 060-58W, 45-40N 058-37W,
      47-55N 061-24W, 47-25N 062-36W,
      48-49N 063-16W, 48-44N 060-57W,
      49-34N 061-17W, 49-53N 058-54W,
      47-21N 059-58W, 47-29N 056-10W.
   C. 48-42N 053-05W, 49-33N 053-32W,
      50-13N 055-12W, 50-47N 053-23W,
      53-24N 050-57W, 55-35N 053-19W,
      56-17N 055-58W, 58-03N 057-46W,
      60-30N 057-07W.
   D. 62-25N 040-33W, 61-16N 040-39W,
      60-26N 041-46W, 60-27N 042-01W,
      61-03N 042-36W.
6. MOST RECENT RECONNAISSANCE:
   EASTERN LIMIT GENERAL FLIGHT 03 FEB 23.
7. REPORT POSITION AND TIME OF ANY ICEBERGS
   SEA ICE OR STATIONARY RADAR TARGETS THAT
   MAY LIKELY BE ICE TO THE NEAREST CANADIAN
   COAST GUARD MARINE COMMUNICATIONS AND
   TRAFFIC SERVICE STATION OR
   USING INMARSAT CODE 42.
8. FOR MORE REPORTING INFORMATION OR TO
   DOWNLOAD SHAPEFILES AND WEEKLY PREDICTIONS,
   GO TO WWW.NAVCEN.USCG.GOV/IIP.
9. CANCEL THIS MSG 100001Z FEB 23.

NAVAREA IV 157/232023-02-09 23:35Z → cancelled 2023-02-11 00:01Z (archive)

North american ice service (nais) iceberg bulletin 100001Z feb

1. NORTH AMERICAN ICE SERVICE (NAIS)
   ICEBERG BULLETIN 100001Z FEB.
2. ICEBERG LIMIT ALONG TRACKLINE JOINING
   49-55N 055-35W, 49-20N 049-30W,
   52-55N 047-40W, 58-30N 055-50W.
3. ESTIMATED ICEBERG LIMIT ALONG
   TRACKLINE JOINING
   58-30N 055-50W, 60-05N 050-15W,
   57-40N 046-10W, 57-45N 041-30W,
   58-55N 039-40W, 63-05N 038-10W,
   64-40N 028-00W.
4. WESTERN ICEBERG LIMIT ALONG TRACKLINE
   JOINING
   51-10N 058-45W, 50-22N 057-25W.
5. SEA ICE LIMIT ALONG TRACKLINES
   JOINING:
   A. 45-29N 065-11W, 45-15N 065-00W,
      45-15N 064-27W.
   B. 45-19N 060-58W, 45-40N 058-37W,
      47-55N 061-24W, 47-25N 062-36W,
      48-46N 062-52W, 48-44N 060-57W,
      49-34N 061-17W, 49-29N 059-05W,
      47-21N 059-58W, 47-29N 056-10W.
   C. 48-42N 053-05W, 49-33N 053-32W,
      50-13N 055-12W, 50-47N 053-23W,
      53-24N 050-57W, 55-35N 053-19W,
      56-17N 055-58W, 58-03N 057-15W,
      59-13N 057-35W, 60-40N 057-14W.
   D. 62-25N 040-33W, 61-16N 040-39W,
      60-26N 041-46W, 60-27N 042-01W,
      61-03N 042-36W.
6. MOST RECENT RECONNAISSANCE:
   EASTERN LIMIT GENERAL FLIGHT 03 FEB 23.
7. REPORT POSITION AND TIME OF ANY ICEBERGS
   SEA ICE OR STATIONARY RADAR TARGETS THAT
   MAY LIKELY BE ICE TO THE NEAREST CANADIAN
   COAST GUARD MARINE COMMUNICATIONS AND
   TRAFFIC SERVICE STATION OR
   USING INMARSAT CODE 42.
8. FOR MORE REPORTING INFORMATION OR TO
   DOWNLOAD SHAPEFILES AND WEEKLY PREDICTIONS,
   GO TO WWW.NAVCEN.USCG.GOV/IIP.
9. CANCEL THIS MSG 110001Z FEB 23.

NAVAREA IV 160/232023-02-10 21:32Z → cancelled 2023-02-12 00:01Z (archive)

North american ice service (nais) iceberg bulletin 110001Z feb

1. NORTH AMERICAN ICE SERVICE (NAIS)
   ICEBERG BULLETIN 110001Z FEB.
2. ICEBERG LIMIT ALONG TRACKLINE JOINING
   49-45N 055-55W, 49-45N 050-35W,
   53-20N 048-15W, 58-30N 055-50W.
3. ESTIMATED ICEBERG LIMIT ALONG
   TRACKLINE JOINING
   58-30N 055-50W, 60-05N 050-15W,
   57-40N 046-10W, 57-45N 041-30W,
   58-55N 039-40W, 62-55N 037-00W,
   64-40N 028-00W.
4. WESTERN ICEBERG LIMIT ALONG TRACKLINE
   JOINING
   51-10N 058-45W, 50-22N 057-25W.
5. SEA ICE LIMIT ALONG TRACKLINES
   JOINING:
   A. 45-29N 065-11W, 45-15N 065-00W,
      45-15N 064-27W.
   B. 45-19N 060-58W, 45-46N 059-14W,
      47-55N 061-10W, 47-25N 062-51W,
      48-31N 062-49W, 48-46N 061-29W,
      49-21N 061-15W, 49-47N 058-26W,
      48-37N 059-24W, 47-25N 059-37W,
      47-29N 056-10W.
   C. 48-42N 053-05W, 49-33N 053-32W,
      49-52N 054-15W, 50-30N 052-41W,
      53-24N 050-57W, 55-35N 053-19W,
      56-17N 055-58W, 58-03N 057-15W,
      59-13N 057-35W, 60-40N 057-14W.
   D. 62-25N 040-31W, 62-07N 040-36W,
      61-58N 041-14W, 60-49N 041-33W,
      60-42N 042-14W, 60-52N 042-35W.
6. MOST RECENT RECONNAISSANCE:
   INTERIOR SATELLITE PASS 08 FEB 23.
7. REPORT POSITION AND TIME OF ANY ICEBERGS
   SEA ICE OR STATIONARY RADAR TARGETS THAT
   MAY LIKELY BE ICE TO THE NEAREST CANADIAN
   COAST GUARD MARINE COMMUNICATIONS AND
   TRAFFIC SERVICE STATION OR
   USING INMARSAT CODE 42.
8. FOR MORE REPORTING INFORMATION OR TO
   DOWNLOAD SHAPEFILES AND WEEKLY PREDICTIONS,
   GO TO WWW.NAVCEN.USCG.GOV/IIP.
9. CANCEL THIS MSG 120001Z FEB 23.

NAVAREA IV 162/232023-02-11 19:15Z → cancelled 2023-02-13 00:01Z (archive)

North american ice service (nais) iceberg bulletin 120001Z feb

1. NORTH AMERICAN ICE SERVICE (NAIS)
   ICEBERG BULLETIN 120001Z FEB.
2. ICEBERG LIMIT ALONG TRACKLINE JOINING
   49-45N 055-55W, 49-45N 050-35W,
   53-20N 048-15W, 58-30N 055-50W.
3. ESTIMATED ICEBERG LIMIT ALONG
   TRACKLINE JOINING
   58-30N 055-50W, 60-05N 050-15W,
   57-40N 046-10W, 57-45N 041-30W,
   58-55N 039-40W, 62-55N 037-00W,
   64-40N 028-00W.
4. WESTERN ICEBERG LIMIT ALONG TRACKLINE
   JOINING
   51-55N 056-10W, 51-30N 055-55W.
5. SEA ICE LIMIT ALONG TRACKLINES
   JOINING:
   A. 45-29N 065-11W, 45-15N 065-00W,
      45-15N 064-27W.
   B. 45-19N 060-58W, 45-46N 059-14W,
      47-55N 061-10W, 47-25N 062-51W,
      48-31N 062-49W, 48-46N 061-29W,
      49-05N 061-21W, 49-18N 059-48W,
      50-38N 057-54W, 48-37N 059-24W,
      47-25N 059-37W, 47-29N 056-10W.
   C. 48-40N 053-03W, 49-15N 053-03W,
      49-59N 054-06W, 50-15N 052-06W,
      52-12N 049-38W, 55-35N 053-19W,
      56-17N 055-58W, 58-03N 057-15W,
      59-13N 057-35W, 60-40N 057-14W.
   D. 62-25N 040-51W, 61-31N 041-23W,
      60-33N 042-15W, 60-13N 042-44W,
      60-29N 043-04W.
6. MOST RECENT RECONNAISSANCE:
   WESTERN LIMIT ICEBERG FLIGHT 10 FEB 23.
7. NOTE THE SIGNIFICANT REDUCTION
   OF THE ICEBERG LIMIT SINCE 110001Z FEB
   BULLETIN DUE TO RECENT RECONNAISSANCE.
8. REPORT POSITION AND TIME OF ANY ICEBERGS
   SEA ICE OR STATIONARY RADAR TARGETS THAT
   MAY LIKELY BE ICE TO THE NEAREST CANADIAN
   COAST GUARD MARINE COMMUNICATIONS AND
   TRAFFIC SERVICE STATION OR
   USING INMARSAT CODE 42.
9. FOR MORE REPORTING INFORMATION OR TO
   DOWNLOAD SHAPEFILES AND WEEKLY PREDICTIONS,
   GO TO WWW.NAVCEN.USCG.GOV/IIP.
10. CANCEL THIS MSG 130001Z FEB 23.

NAVAREA IV 164/232023-02-12 19:50Z → cancelled 2023-02-14 00:01Z (archive)

North american ice service (nais) iceberg bulletin 130001Z feb

1. NORTH AMERICAN ICE SERVICE (NAIS)
   ICEBERG BULLETIN 130001Z FEB.
2. ICEBERG LIMIT ALONG TRACKLINE JOINING
   49-45N 055-55W, 49-45N 050-35W,
   53-20N 048-15W, 58-30N 055-50W.
3. ESTIMATED ICEBERG LIMIT ALONG
   TRACKLINE JOINING
   58-30N 055-50W, 60-05N 050-15W,
   57-40N 046-10W, 57-45N 041-30W,
   58-55N 039-40W, 62-55N 037-00W,
   64-40N 028-00W.
4. WESTERN ICEBERG LIMIT ALONG TRACKLINE
   JOINING
   51-55N 056-10W, 51-30N 055-55W.
5. SEA ICE LIMIT ALONG TRACKLINES
   JOINING:
   A. 45-29N 065-11W, 45-15N 065-00W,
      45-15N 064-27W.
   B. 46-11N 059-52W, 47-12N 060-18W,
      47-55N 061-10W, 47-25N 062-51W,
      48-12N 063-03W, 49-18N 059-48W,
      50-38N 057-54W, 48-37N 059-24W,
      47-25N 059-37W, 47-29N 056-10W.
   C. 48-40N 053-03W, 49-15N 053-03W,
      49-52N 053-41W, 50-11N 052-42W,
      52-01N 050-00W, 55-35N 053-19W,
      56-17N 055-58W, 58-03N 057-15W,
      59-13N 057-35W, 60-40N 057-14W.
   D. 62-25N 040-48W, 61-33N 041-06W,
      61-12N 041-20W, 60-18N 042-31W,
      60-15N 042-58W, 60-34N 042-52W.
6. MOST RECENT RECONNAISSANCE:
   WESTERN LIMIT ICEBERG FLIGHT 10 FEB 23.
7. REPORT POSITION AND TIME OF ANY ICEBERGS
   SEA ICE OR STATIONARY RADAR TARGETS THAT
   MAY LIKELY BE ICE TO THE NEAREST CANADIAN
   COAST GUARD MARINE COMMUNICATIONS AND
   TRAFFIC SERVICE STATION OR
   USING INMARSAT CODE 42.
8. FOR MORE REPORTING INFORMATION OR TO
   DOWNLOAD SHAPEFILES AND WEEKLY PREDICTIONS,
   GO TO WWW.NAVCEN.USCG.GOV/IIP.
9. CANCEL THIS MSG 140001Z FEB 23.

NAVAREA IV 167/232023-02-13 20:12Z → cancelled 2023-02-15 00:01Z (archive)

North american ice service (nais) iceberg bulletin 140001Z feb

1. NORTH AMERICAN ICE SERVICE (NAIS)
   ICEBERG BULLETIN 140001Z FEB.
2. ICEBERG LIMIT ALONG TRACKLINE JOINING
   49-45N 055-55W, 49-45N 050-35W,
   53-20N 048-15W, 58-30N 055-50W.
3. ESTIMATED ICEBERG LIMIT ALONG
   TRACKLINE JOINING
   58-30N 055-50W, 60-05N 050-15W,
   57-40N 046-10W, 57-45N 041-30W,
   58-55N 039-40W, 62-55N 037-00W,
   64-40N 028-00W.
4. WESTERN ICEBERG LIMIT ALONG TRACKLINE
   JOINING
   51-55N 056-10W, 51-30N 055-55W.
5. SEA ICE LIMIT ALONG TRACKLINES
   JOINING:
   A. 45-29N 065-11W, 45-15N 065-00W,
      45-15N 064-27W.
   B. 46-11N 059-52W, 48-03N 060-43W,
      47-25N 062-51W, 48-31N 062-24W,
      49-18N 059-48W, 50-38N 057-54W,
      48-37N 059-24W, 47-25N 059-37W,
      47-29N 056-10W, 47-29N 056-10W.
   C. 47-48N 052-47W, 49-46N 052-43W,
      51-42N 049-51W, 55-35N 053-19W,
      56-17N 055-58W, 58-03N 057-15W,
      59-13N 057-35W, 60-40N 057-14W.
   D. 62-25N 041-11W, 60-51N 041-52W,
      60-29N 042-06W, 59-34N 043-09W,
      59-45N 043-18W, 59-55N 043-15W.
6. MOST RECENT RECONNAISSANCE:
   WESTERN LIMIT ICEBERG FLIGHT 10 FEB 23.
7. REPORT POSITION AND TIME OF ANY ICEBERGS
   SEA ICE OR STATIONARY RADAR TARGETS THAT
   MAY LIKELY BE ICE TO THE NEAREST CANADIAN
   COAST GUARD MARINE COMMUNICATIONS AND
   TRAFFIC SERVICE STATION OR
   USING INMARSAT CODE 42.
8. FOR MORE REPORTING INFORMATION OR TO
   DOWNLOAD SHAPEFILES AND WEEKLY PREDICTIONS,
   GO TO WWW.NAVCEN.USCG.GOV/IIP.
9. CANCEL THIS MSG 150001Z FEB 23.

NAVAREA IV 173/232023-02-14 20:51Z → cancelled 2023-02-16 00:01Z (archive)

North american ice service (nais) iceberg bulletin 150001Z feb

1. NORTH AMERICAN ICE SERVICE (NAIS)
   ICEBERG BULLETIN 150001Z FEB.
2. ICEBERG LIMIT ALONG TRACKLINE JOINING
   49-45N 055-55W, 49-45N 050-35W,
   53-20N 048-15W, 58-30N 055-50W.
3. ESTIMATED ICEBERG LIMIT ALONG
   TRACKLINE JOINING
   58-30N 055-50W, 60-05N 050-15W,
   58-15N 046-45W, 58-15N 041-30W,
   62-55N 037-00W, 64-40N 028-00W.
4. WESTERN ICEBERG LIMIT ALONG TRACKLINE
   JOINING
   51-55N 056-10W, 51-30N 055-55W.
5. SEA ICE LIMIT ALONG TRACKLINES
   JOINING:
   A. 45-29N 065-11W, 45-15N 065-00W,
      45-15N 064-27W.
   B. 46-11N 059-52W, 48-03N 060-43W,
      47-25N 062-51W, 48-31N 062-24W,
      49-18N 059-48W, 50-38N 057-54W,
      48-37N 059-24W, 47-25N 059-37W,
      47-29N 056-10W, 47-29N 056-10W.
   C. 47-48N 052-47W, 49-39N 052-23W,
      51-52N 049-35W, 55-35N 053-19W,
      56-28N 055-40W, 58-03N 057-15W,
      59-13N 057-35W, 60-40N 057-14W.
   D. 62-25N 041-11W, 60-51N 041-52W,
      60-29N 042-06W, 59-34N 043-09W,
      59-45N 043-18W, 59-55N 043-15W.
6. MOST RECENT RECONNAISSANCE:
   INTERIOR ICEBERG FLIGHT 13 FEB 23.
7. REPORT POSITION AND TIME OF ANY ICEBERGS
   SEA ICE OR STATIONARY RADAR TARGETS THAT
   MAY LIKELY BE ICE TO THE NEAREST CANADIAN
   COAST GUARD MARINE COMMUNICATIONS AND
   TRAFFIC SERVICE STATION OR
   USING INMARSAT CODE 42.
8. FOR MORE REPORTING INFORMATION OR TO
   DOWNLOAD SHAPEFILES AND WEEKLY PREDICTIONS,
   GO TO WWW.NAVCEN.USCG.GOV/IIP.
9. CANCEL THIS MSG 160001Z FEB 23.

NAVAREA IV 176/232023-02-15 20:49Z → cancelled 2023-02-17 00:01Z (archive)

North american ice service (nais) iceberg bulletin 160001Z feb

1. NORTH AMERICAN ICE SERVICE (NAIS)
   ICEBERG BULLETIN 160001Z FEB.
2. ICEBERG LIMIT ALONG TRACKLINE JOINING
   49-25N 053-57W, 49-45N 050-35W,
   53-20N 048-15W, 58-30N 055-50W.
3. ESTIMATED ICEBERG LIMIT ALONG
   TRACKLINE JOINING
   58-30N 055-50W, 60-05N 050-15W,
   58-15N 046-45W, 58-15N 041-30W,
   62-55N 037-00W, 64-40N 028-00W.
4. WESTERN ICEBERG LIMIT ALONG TRACKLINE
   JOINING
   51-55N 056-10W, 51-30N 055-55W.
5. SEA ICE LIMIT ALONG TRACKLINES
   JOINING:
   A. 45-29N 065-11W, 45-15N 065-00W,
      45-15N 064-27W.
   B. 46-11N 059-52W, 48-03N 060-43W,
      47-25N 062-51W, 48-31N 062-24W,
      49-18N 059-48W, 50-38N 057-54W,
      48-37N 059-24W, 47-25N 059-37W,
      47-29N 056-10W, 47-29N 056-10W.
   C. 47-48N 052-47W, 49-39N 052-23W,
      51-52N 049-35W, 55-35N 053-19W,
      56-28N 055-40W, 58-03N 057-15W,
      59-13N 057-35W, 60-40N 057-14W.
   D. 62-25N 041-02W, 60-14N 041-42W,
      59-55N 042-48W, 60-02N 043-04W.
6. MOST RECENT RECONNAISSANCE:
   INTERIOR ICEBERG FLIGHT 13 FEB 23.
7. REPORT POSITION AND TIME OF ANY ICEBERGS
   SEA ICE OR STATIONARY RADAR TARGETS THAT
   MAY LIKELY BE ICE TO THE NEAREST CANADIAN
   COAST GUARD MARINE COMMUNICATIONS AND
   TRAFFIC SERVICE STATION OR
   USING INMARSAT CODE 42.
8. FOR MORE REPORTING INFORMATION OR TO
   DOWNLOAD SHAPEFILES AND WEEKLY PREDICTIONS,
   GO TO WWW.NAVCEN.USCG.GOV/IIP.
9. CANCEL THIS MSG 170001Z FEB 23.

NAVAREA IV 178/232023-02-16 20:20Z → cancelled 2023-02-18 00:01Z (archive)

North american ice service (nais) iceberg bulletin 170001Z feb

1. NORTH AMERICAN ICE SERVICE (NAIS)
   ICEBERG BULLETIN 170001Z FEB.
2. ICEBERG LIMIT ALONG TRACKLINE JOINING
   49-25N 053-57W, 49-45N 050-35W,
   53-20N 048-15W, 58-30N 055-50W.
3. ESTIMATED ICEBERG LIMIT ALONG
   TRACKLINE JOINING
   58-30N 055-50W, 60-05N 050-15W,
   58-15N 046-45W, 58-15N 041-30W,
   62-55N 037-00W, 64-40N 028-00W.
4. WESTERN ICEBERG LIMIT ALONG TRACKLINE
   JOINING
   51-50N 056-13W, 51-30N 055-55W.
5. SEA ICE LIMIT ALONG TRACKLINES
   JOINING:
   A. 45-29N 065-11W, 45-15N 065-00W,
      45-15N 064-27W.
   B. 46-11N 059-52W, 48-03N 060-43W,
      47-25N 062-51W, 48-31N 062-24W,
      49-18N 059-48W, 50-38N 057-54W,
      48-37N 059-24W, 47-25N 059-37W,
      47-29N 056-10W, 47-29N 056-10W.
   C. 47-48N 052-47W, 49-39N 052-23W,
      52-16N 049-19W, 55-37N 053-17W,
      56-28N 055-40W, 58-03N 057-15W,
      59-13N 057-35W, 60-40N 057-14W.
   D. 62-25N 040-50W, 62-07N 040-40W,
      60-03N 041-43W, 59-57N 042-13W,
      60-11N 043-05W.
6. MOST RECENT RECONNAISSANCE:
   INTERIOR ICEBERG FLIGHT 13 FEB 23.
7. REPORT POSITION AND TIME OF ANY ICEBERGS
   SEA ICE OR STATIONARY RADAR TARGETS THAT
   MAY LIKELY BE ICE TO THE NEAREST CANADIAN
   COAST GUARD MARINE COMMUNICATIONS AND
   TRAFFIC SERVICE STATION OR
   USING INMARSAT CODE 42.
8. FOR MORE REPORTING INFORMATION OR TO
   DOWNLOAD SHAPEFILES AND WEEKLY PREDICTIONS,
   GO TO WWW.NAVCEN.USCG.GOV/IIP.
9. CANCEL THIS MSG 180001Z FEB 23.

NAVAREA IV 181/232023-02-17 19:24Z → cancelled 2023-02-19 00:01Z (archive)

North american ice service (nais) iceberg bulletin 180001Z feb

1. NORTH AMERICAN ICE SERVICE (NAIS)
   ICEBERG BULLETIN 180001Z FEB.
2. ICEBERG LIMIT ALONG TRACKLINE JOINING
   49-25N 053-57W, 49-45N 050-35W,
   53-20N 048-15W, 58-30N 055-50W.
3. ESTIMATED ICEBERG LIMIT ALONG
   TRACKLINE JOINING
   58-30N 055-50W, 60-05N 050-15W,
   57-50N 046-00W, 57-15N 040-45W,
   62-55N 037-45W, 64-40N 028-00W.
4. WESTERN ICEBERG LIMIT ALONG TRACKLINE
   JOINING
   51-45N 056-25W, 51-30N 056-10W.
5. SEA ICE LIMIT ALONG TRACKLINES
   JOINING:
   A. 45-29N 065-11W, 45-15N 065-00W,
      45-15N 064-27W.
   B. 46-11N 059-52W, 48-03N 060-43W,
      47-25N 062-51W, 48-31N 062-24W,
      49-18N 059-48W, 50-38N 057-54W,
      48-37N 059-24W, 47-25N 059-37W,
      47-29N 056-10W, 47-29N 056-10W.
   C. 47-48N 052-47W, 49-47N 052-54W,
      52-21N 049-34W, 55-54N 053-08W,
      56-39N 055-39W, 58-03N 057-15W,
      59-13N 057-35W, 60-40N 057-14W.
   D. 62-25N 040-50W, 62-07N 040-40W,
      60-03N 041-43W, 59-57N 042-13W,
      60-11N 043-05W.
6. MOST RECENT RECONNAISSANCE:
   INTERIOR ICEBERG FLIGHT 13 FEB 23.
7. REPORT POSITION AND TIME OF ANY ICEBERGS
   SEA ICE OR STATIONARY RADAR TARGETS THAT
   MAY LIKELY BE ICE TO THE NEAREST CANADIAN
   COAST GUARD MARINE COMMUNICATIONS AND
   TRAFFIC SERVICE STATION OR
   USING INMARSAT CODE 42.
8. FOR MORE REPORTING INFORMATION OR TO
   DOWNLOAD SHAPEFILES AND WEEKLY PREDICTIONS,
   GO TO WWW.NAVCEN.USCG.GOV/IIP.
9. CANCEL THIS MSG 190001Z FEB 23.

NAVAREA IV 186/232023-02-18 19:12Z → cancelled 2023-02-20 00:01Z (archive)

North american ice service (nais) iceberg bulletin 190001Z feb

1. NORTH AMERICAN ICE SERVICE (NAIS)
   ICEBERG BULLETIN 190001Z FEB.
2. ICEBERG LIMIT ALONG TRACKLINE JOINING
   49-15N 053-30W, 49-15N 050-35W,
   53-00N 047-45W, 58-30N 055-50W.
3. ESTIMATED ICEBERG LIMIT ALONG
   TRACKLINE JOINING
   58-30N 055-50W, 60-05N 050-15W,
   57-50N 046-00W, 57-15N 040-45W,
   62-55N 037-45W, 64-40N 028-00W.
4. WESTERN ICEBERG LIMIT ALONG TRACKLINE
   JOINING
   51-42N 056-30W, 51-29N 056-12W.
5. SEA ICE LIMIT ALONG TRACKLINES
   JOINING:
   A. 45-29N 065-11W, 45-15N 065-00W,
      45-15N 064-27W.
   B. 46-11N 059-52W, 48-03N 060-43W,
      47-25N 062-51W, 48-31N 062-24W,
      49-18N 059-48W, 50-38N 057-54W,
      48-37N 059-24W, 47-25N 059-37W,
      47-29N 056-10W, 47-29N 056-10W.
   C. 47-48N 052-47W, 49-27N 052-15W,
      51-48N 049-29W, 55-50N 053-05W,
      56-39N 055-39W, 58-03N 057-15W,
      59-13N 057-35W, 60-40N 057-14W.
   D. 62-25N 041-10W, 61-52N 040-57W,
      59-52N 042-05W, 59-36N 042-48W,
      59-37N 043-25W, 60-03N 043-04W.
6. MOST RECENT RECONNAISSANCE:
   INTERIOR ICEBERG FLIGHT 13 FEB 23.
7. REPORT POSITION AND TIME OF ANY ICEBERGS
   SEA ICE OR STATIONARY RADAR TARGETS THAT
   MAY LIKELY BE ICE TO THE NEAREST CANADIAN
   COAST GUARD MARINE COMMUNICATIONS AND
   TRAFFIC SERVICE STATION OR
   USING INMARSAT CODE 42.
8. FOR MORE REPORTING INFORMATION OR TO
   DOWNLOAD SHAPEFILES AND WEEKLY PREDICTIONS,
   GO TO WWW.NAVCEN.USCG.GOV/IIP.
9. CANCEL THIS MSG 200001Z FEB 23.

NAVAREA IV 188/232023-02-19 19:31Z → cancelled 2023-02-21 00:01Z (archive)

North american ice service (nais) iceberg bulletin 200001Z feb

1. NORTH AMERICAN ICE SERVICE (NAIS)
   ICEBERG BULLETIN 200001Z FEB.
2. ICEBERG LIMIT ALONG TRACKLINE JOINING
   49-15N 053-30W, 49-15N 050-05W,
   53-00N 047-45W, 58-30N 055-50W.
3. ESTIMATED ICEBERG LIMIT ALONG
   TRACKLINE JOINING
   58-30N 055-50W, 60-05N 050-15W,
   57-50N 046-00W, 57-15N 040-45W,
   62-55N 037-45W, 64-40N 028-00W.
4. WESTERN ICEBERG LIMIT ALONG TRACKLINE
   JOINING
   51-42N 056-30W, 51-28N 056-15W.
5. SEA ICE LIMIT ALONG TRACKLINES
   JOINING:
   A. 45-29N 065-11W, 45-15N 065-00W,
      45-15N 064-27W.
   B. 46-11N 059-52W, 48-03N 060-43W,
      47-25N 062-51W, 48-31N 062-24W,
      49-18N 059-48W, 50-38N 057-54W,
      48-37N 059-24W, 47-25N 059-37W,
      47-29N 056-10W, 47-29N 056-10W.
   C. 47-48N 052-47W, 49-27N 052-15W,
      51-48N 049-29W, 55-50N 053-05W,
      56-39N 055-39W, 58-03N 057-15W,
      59-13N 057-35W, 60-39N 057-13W.
   D. 62-25N 041-10W, 61-52N 040-57W,
      59-52N 042-05W, 59-36N 042-48W,
      59-37N 043-25W, 60-03N 043-04W.
6. MOST RECENT RECONNAISSANCE:
   INTERIOR ICEBERG FLIGHT 13 FEB 23.
7. REPORT POSITION AND TIME OF ANY ICEBERGS
   SEA ICE OR STATIONARY RADAR TARGETS THAT
   MAY LIKELY BE ICE TO THE NEAREST CANADIAN
   COAST GUARD MARINE COMMUNICATIONS AND
   TRAFFIC SERVICE STATION OR
   USING INMARSAT CODE 42.
8. FOR MORE REPORTING INFORMATION OR TO
   DOWNLOAD SHAPEFILES AND WEEKLY PREDICTIONS,
   GO TO WWW.NAVCEN.USCG.GOV/IIP.
9. CANCEL THIS MSG 210001Z FEB 23.

NAVAREA IV 190/232023-02-20 20:54Z → cancelled 2023-02-22 00:01Z (archive)

North american ice service (nais) iceberg bulletin 210001Z feb

1. NORTH AMERICAN ICE SERVICE (NAIS)
   ICEBERG BULLETIN 210001Z FEB.
2. ICEBERG LIMIT ALONG TRACKLINE JOINING
   49-11N 053-34W, 49-10N 049-50W,
   53-00N 047-30W, 58-30N 055-50W.
3. ESTIMATED ICEBERG LIMIT ALONG
   TRACKLINE JOINING
   58-30N 055-50W, 60-05N 050-15W,
   57-50N 046-00W, 57-15N 040-45W,
   62-55N 037-45W, 64-40N 028-00W.
4. WESTERN ICEBERG LIMIT ALONG TRACKLINE
   JOINING
   51-42N 056-30W, 51-25N 056-19W.
5. SEA ICE LIMIT ALONG TRACKLINES
   JOINING:
   A. 45-29N 065-11W, 45-15N 065-00W,
      45-15N 064-27W.
   B. 46-11N 059-52W, 48-03N 060-43W,
      47-36N 062-23W, 48-39N 061-58W,
      49-18N 059-48W, 50-38N 057-54W,
      48-37N 059-24W, 47-25N 059-37W,
      47-29N 056-10W.
   C. 47-48N 052-47W, 51-24N 049-01W,
      55-34N 052-17W, 56-39N 055-39W,
      58-03N 057-15W, 59-13N 057-35W,
      60-39N 057-13W.
   D. 62-25N 040-59W, 62-00N 040-56W,
      60-55N 041-21W, 59-34N 042-05W,
      59-32N 043-34W, 59-34N 043-43W,
      59-48N 043-38W.
6. MOST RECENT RECONNAISSANCE:
   SOUTHERN LIMIT GENERAL FLIGHT 16 FEB 23.
7. REPORT POSITION AND TIME OF ANY ICEBERGS
   SEA ICE OR STATIONARY RADAR TARGETS THAT
   MAY LIKELY BE ICE TO THE NEAREST CANADIAN
   COAST GUARD MARINE COMMUNICATIONS AND
   TRAFFIC SERVICE STATION OR
   USING INMARSAT CODE 42.
8. FOR MORE REPORTING INFORMATION OR TO
   DOWNLOAD SHAPEFILES AND WEEKLY PREDICTIONS,
   GO TO WWW.NAVCEN.USCG.GOV/IIP.
9. CANCEL THIS MSG 220001Z FEB 23.

NAVAREA IV 193/232023-02-21 20:24Z → cancelled 2023-02-23 00:01Z (archive)

North american ice service (nais) iceberg bulletin 220001Z feb

1. NORTH AMERICAN ICE SERVICE (NAIS)
   ICEBERG BULLETIN 220001Z FEB.
2. ICEBERG LIMIT ALONG TRACKLINE JOINING
   49-11N 053-34W, 49-10N 049-50W,
   53-00N 047-30W, 58-30N 055-50W.
3. ESTIMATED ICEBERG LIMIT ALONG
   TRACKLINE JOINING
   58-30N 055-50W, 60-05N 050-15W,
   57-50N 046-00W, 57-35N 042-30W,
   58-35N 036-50W, 62-55N 037-45W,
   64-40N 028-00W.
4. WESTERN ICEBERG LIMIT ALONG TRACKLINE
   JOINING
   51-42N 056-30W, 51-25N 056-19W.
5. SEA ICE LIMIT ALONG TRACKLINES
   JOINING:
   A. 45-29N 065-11W, 45-15N 065-00W,
      45-15N 064-27W.
   B. 46-11N 059-52W, 48-03N 060-43W,
      47-36N 062-23W, 48-39N 061-58W,
      49-18N 059-48W, 50-38N 057-54W,
      48-37N 059-24W, 47-25N 059-37W,
      47-29N 056-10W.
   C. 47-48N 052-47W, 52-04N 049-25W,
      55-55N 052-42W, 56-39N 055-39W,
      58-03N 057-15W, 59-13N 057-35W,
      60-39N 057-13W.
   D. 62-25N 040-59W, 62-00N 040-56W,
      60-55N 041-21W, 59-34N 042-05W,
      59-32N 043-34W, 59-34N 043-43W,
      59-48N 043-38W.
6. MOST RECENT RECONNAISSANCE:
   SOUTHEASTERN LIMIT GENERAL FLIGHT 20 FEB 23.
7. REPORT POSITION AND TIME OF ANY ICEBERGS
   SEA ICE OR STATIONARY RADAR TARGETS THAT
   MAY LIKELY BE ICE TO THE NEAREST CANADIAN
   COAST GUARD MARINE COMMUNICATIONS AND
   TRAFFIC SERVICE STATION OR
   USING INMARSAT CODE 42.
8. FOR MORE REPORTING INFORMATION OR TO
   DOWNLOAD SHAPEFILES AND WEEKLY PREDICTIONS,
   GO TO WWW.NAVCEN.USCG.GOV/IIP.
9. CANCEL THIS MSG 230001Z FEB 23.

NAVAREA IV 199/232023-02-22 19:42Z → cancelled 2023-02-24 00:01Z (archive)

North american ice service (nais) iceberg bulletin 230001Z feb

1. NORTH AMERICAN ICE SERVICE (NAIS)
   ICEBERG BULLETIN 230001Z FEB.
2. ICEBERG LIMIT ALONG TRACKLINE JOINING
   49-11N 053-34W, 49-05N 048-50W,
   53-00N 047-30W, 58-30N 055-50W.
3. ESTIMATED ICEBERG LIMIT ALONG
   TRACKLINE JOINING
   58-30N 055-50W, 60-05N 050-15W,
   57-50N 046-00W, 57-35N 042-30W,
   58-35N 036-50W, 62-55N 037-45W,
   64-40N 028-00W.
4. WESTERN ICEBERG LIMIT ALONG TRACKLINE
   JOINING
   51-42N 056-30W, 51-25N 056-19W.
5. SEA ICE LIMIT ALONG TRACKLINES
   JOINING:
   A. 45-29N 065-11W, 45-15N 065-00W,
      45-15N 064-27W.
   B. 46-11N 059-52W, 47-25N 060-22W,
      47-57N 061-46W, 48-31N 061-48W,
      50-38N 057-54W, 48-37N 059-24W,
      47-25N 059-37W, 47-29N 056-10W.
   C. 47-48N 052-47W, 52-23N 049-42W,
      55-41N 052-56W, 56-26N 056-00W,
      58-03N 057-15W, 59-13N 057-35W,
      60-39N 057-13W.
   D. 62-25N 041-02W, 61-23N 040-37W,
      59-37N 041-56W, 59-25N 043-14W,
      59-54N 043-18W.
6. MOST RECENT RECONNAISSANCE:
   SOUTHEASTERN LIMIT GENERAL FLIGHT 20 FEB 23.
7. REPORT POSITION AND TIME OF ANY ICEBERGS
   SEA ICE OR STATIONARY RADAR TARGETS THAT
   MAY LIKELY BE ICE TO THE NEAREST CANADIAN
   COAST GUARD MARINE COMMUNICATIONS AND
   TRAFFIC SERVICE STATION OR
   USING INMARSAT CODE 42.
8. FOR MORE REPORTING INFORMATION OR TO
   DOWNLOAD SHAPEFILES AND WEEKLY PREDICTIONS,
   GO TO WWW.NAVCEN.USCG.GOV/IIP.
9. CANCEL THIS MSG 240001Z FEB 23.

NAVAREA IV 201/232023-02-23 19:58Z → cancelled 2023-02-25 00:01Z (archive)

North american ice service (nais) iceberg bulletin 240001Z feb

1. NORTH AMERICAN ICE SERVICE (NAIS)
   ICEBERG BULLETIN 240001Z FEB.
2. ICEBERG LIMIT ALONG TRACKLINE JOINING
   49-05N 053-40W, 49-05N 051-00W,
   51-00N 047-50W, 53-00N 047-30W,
   58-30N 055-50W.
3. ESTIMATED ICEBERG LIMIT ALONG
   TRACKLINE JOINING
   58-30N 055-50W, 60-05N 050-15W,
   57-50N 046-00W, 57-35N 042-30W,
   58-35N 036-50W, 62-55N 037-45W,
   64-40N 028-00W.
4. WESTERN ICEBERG LIMIT ALONG TRACKLINE
   JOINING
   51-42N 056-30W, 51-25N 056-19W.
5. SEA ICE LIMIT ALONG TRACKLINES
   JOINING:
   A. 45-29N 065-11W, 45-15N 065-00W,
      45-15N 064-27W.
   B. 46-11N 059-52W, 47-25N 060-22W,
      47-57N 061-46W, 48-31N 061-48W,
      50-38N 057-54W, 48-37N 059-24W,
      47-25N 059-37W, 47-29N 056-10W.
   C. 48-07N 052-52W, 51-31N 048-49W,
      55-09N 052-23W, 56-26N 056-00W,
      58-03N 057-15W, 60-39N 057-13W.
   D. 62-25N 041-02W, 61-23N 040-37W,
      59-37N 041-56W, 59-25N 043-14W,
      59-54N 043-18W.
6. MOST RECENT RECONNAISSANCE:
   SOUTHEASTERN LIMIT GENERAL FLIGHT 20 FEB 23.
7. REPORT POSITION AND TIME OF ANY ICEBERGS
   SEA ICE OR STATIONARY RADAR TARGETS THAT
   MAY LIKELY BE ICE TO THE NEAREST CANADIAN
   COAST GUARD MARINE COMMUNICATIONS AND
   TRAFFIC SERVICE STATION OR
   USING INMARSAT CODE 42.
8. FOR MORE REPORTING INFORMATION OR TO
   DOWNLOAD SHAPEFILES AND WEEKLY PREDICTIONS,
   GO TO WWW.NAVCEN.USCG.GOV/IIP.
9. CANCEL THIS MSG 250001Z FEB 23.

NAVAREA IV 205/232023-02-24 21:23Z → cancelled 2023-02-26 00:01Z (archive)

North american ice service (nais) iceberg bulletin 250001Z feb

1. NORTH AMERICAN ICE SERVICE (NAIS)
   ICEBERG BULLETIN 250001Z FEB.
2. ICEBERG LIMIT ALONG TRACKLINE JOINING
   48-48N 053-50W, 48-50N 050-45W,
   50-40N 047-30W, 53-00N 047-30W,
   58-30N 055-50W.
3. ESTIMATED ICEBERG LIMIT ALONG
   TRACKLINE JOINING
   58-30N 055-50W, 60-05N 050-15W,
   57-50N 046-00W, 58-30N 036-50W,
   62-55N 037-45W, 64-40N 028-00W.
4. WESTERN ICEBERG LIMIT ALONG TRACKLINE
   JOINING
   51-42N 056-30W, 51-25N 056-19W.
5. SEA ICE LIMIT ALONG TRACKLINES
   JOINING:
   A. 45-29N 065-11W, 45-15N 065-00W,
      45-15N 064-27W.
   B. 46-11N 059-52W, 47-25N 060-22W,
      48-08N 062-15W, 49-04N 059-28W,
      47-25N 059-37W, 47-29N 056-10W.
   C. 48-07N 052-52W, 51-11N 048-41W,
      55-09N 052-23W, 56-26N 056-00W,
      58-03N 057-15W, 60-39N 057-13W.
   D. 62-25N 041-16W, 61-35N 041-21W,
      60-18N 042-04W, 59-39N 042-51W,
      59-14N 044-30W, 59-25N 044-57W,
      59-35N 044-57W, 59-47N 043-53W.
6. MOST RECENT RECONNAISSANCE:
   INTERIOR SATELLITE PASS 24 FEB 23.
7. REPORT POSITION AND TIME OF ANY ICEBERGS
   SEA ICE OR STATIONARY RADAR TARGETS THAT
   MAY LIKELY BE ICE TO THE NEAREST CANADIAN
   COAST GUARD MARINE COMMUNICATIONS AND
   TRAFFIC SERVICE STATION OR
   USING INMARSAT CODE 42.
8. FOR MORE REPORTING INFORMATION OR TO
   DOWNLOAD SHAPEFILES AND WEEKLY PREDICTIONS,
   GO TO WWW.NAVCEN.USCG.GOV/IIP.
9. CANCEL THIS MSG 260001Z FEB 23.

NAVAREA IV 209/232023-02-25 19:23Z → cancelled 2023-02-27 00:01Z (archive)

North american ice service (nais) iceberg bulletin 260001Z feb

1. NORTH AMERICAN ICE SERVICE (NAIS)
   ICEBERG BULLETIN 260001Z FEB.
2. ICEBERG LIMIT ALONG TRACKLINE JOINING
   48-27N 053-08W, 48-30N 050-30W,
   50-30N 046-50W, 53-00N 047-30W,
   58-30N 055-50W.
3. ESTIMATED ICEBERG LIMIT ALONG
   TRACKLINE JOINING
   58-30N 055-50W, 60-05N 050-15W,
   57-50N 046-00W, 58-30N 036-50W,
   62-55N 037-45W, 64-40N 028-00W.
4. WESTERN ICEBERG LIMIT ALONG TRACKLINE
   JOINING
   51-42N 056-30W, 51-25N 056-19W.
5. SEA ICE LIMIT ALONG TRACKLINES
   JOINING:
   A. 45-29N 065-11W, 45-15N 065-00W,
      45-15N 064-27W.
   B. 46-11N 059-52W, 47-00N 059-45W,
      48-20N 061-55W, 49-00N 059-30W,
      47-30N 059-30W, 47-29N 056-10W.
   C. 48-07N 052-52W, 48-46N 051-03W,
      49-59N 050-16W, 51-03N 048-11W,
      55-09N 052-23W, 56-26N 056-00W,
      58-03N 057-15W, 60-39N 057-13W.
   D. 62-25N 041-19W, 61-40N 041-25W,
      60-35N 042-02W, 59-50N 042-51W,
      59-19N 044-06W, 59-33N 045-42W,
      59-49N 044-08W.
6. MOST RECENT RECONNAISSANCE:
   INTERIOR SATELLITE PASS 24 FEB 23.
7. REPORT POSITION AND TIME OF ANY ICEBERGS
   SEA ICE OR STATIONARY RADAR TARGETS THAT
   MAY LIKELY BE ICE TO THE NEAREST CANADIAN
   COAST GUARD MARINE COMMUNICATIONS AND
   TRAFFIC SERVICE STATION OR
   USING INMARSAT CODE 42.
8. FOR MORE REPORTING INFORMATION OR TO
   DOWNLOAD SHAPEFILES AND WEEKLY PREDICTIONS,
   GO TO WWW.NAVCEN.USCG.GOV/IIP.
9. CANCEL THIS MSG 270001Z FEB 23.

NAVAREA IV 211/232023-02-26 19:53Z → cancelled 2023-02-28 00:49Z (archive)

North american ice service (nais) iceberg bulletin 270001Z feb

1. NORTH AMERICAN ICE SERVICE (NAIS)
   ICEBERG BULLETIN 270001Z FEB.
2. ICEBERG LIMIT ALONG TRACKLINE JOINING
   48-27N 053-08W, 48-30N 050-30W,
   50-30N 046-50W, 53-00N 047-30W,
   58-30N 055-50W.
3. ESTIMATED ICEBERG LIMIT ALONG
   TRACKLINE JOINING
   58-30N 055-50W, 60-05N 050-15W,
   57-50N 046-00W, 58-30N 036-50W,
   62-55N 037-45W, 64-40N 028-00W.
4. WESTERN ICEBERG LIMIT ALONG TRACKLINE
   JOINING
   51-42N 056-30W, 51-25N 056-19W.
5. SEA ICE LIMIT ALONG TRACKLINES
   JOINING:
   A. 45-29N 065-11W, 45-15N 065-00W,
      45-15N 064-27W.
   B. 46-11N 059-52W, 47-00N 059-45W,
      48-25N 061-25W, 49-00N 059-30W,
      47-30N 059-30W, 47-17N 055-19W.
   C. 48-07N 052-52W, 48-29N 050-41W,
      49-59N 050-16W, 51-03N 048-11W,
      55-09N 052-23W, 56-26N 056-00W,
      58-03N 057-15W, 60-39N 057-13W.
   D. 62-25N 041-19W, 61-40N 041-25W,
      60-35N 042-02W, 59-50N 042-51W,
      59-19N 044-06W, 59-33N 045-42W,
      59-49N 044-08W.
6. MOST RECENT RECONNAISSANCE:
   SOUTHEASTERN LIMIT SATELLITE PASS 26 FEB 23.
7. REPORT POSITION AND TIME OF ANY ICEBERGS
   SEA ICE OR STATIONARY RADAR TARGETS THAT
   MAY LIKELY BE ICE TO THE NEAREST CANADIAN
   COAST GUARD MARINE COMMUNICATIONS AND
   TRAFFIC SERVICE STATION OR
   USING INMARSAT CODE 42.
8. FOR MORE REPORTING INFORMATION OR TO
   DOWNLOAD SHAPEFILES AND WEEKLY PREDICTIONS,
   GO TO HTTPS:WWW.NAVCEN.USCG.GOV/IIP.
9. CANCEL THIS MSG 280049Z FEB 23.

NAVAREA IV 216/232023-02-27 19:04Z → cancelled 2023-03-01 00:01Z (archive)

North american ice service (nais) iceberg bulletin 280001Z feb

1. NORTH AMERICAN ICE SERVICE (NAIS)
   ICEBERG BULLETIN 280001Z FEB.
2. ICEBERG LIMIT ALONG TRACKLINE JOINING
   47-41N 052-46W, 49-45N 046-35W,
   53-00N 047-30W, 58-30N 055-50W.
3. ESTIMATED ICEBERG LIMIT ALONG
   TRACKLINE JOINING
   58-30N 055-50W, 60-05N 050-15W,
   57-50N 046-00W, 58-30N 036-50W,
   62-55N 037-45W, 64-40N 028-00W.
4. WESTERN ICEBERG LIMIT ALONG TRACKLINE
   JOINING
   51-42N 056-30W, 51-23N 056-24W.
5. SEA ICE LIMIT ALONG TRACKLINES
   JOINING:
   A. 45-29N 065-11W, 45-15N 065-00W,
      45-15N 064-27W.
   B. 46-11N 059-52W, 46-50N 059-28W,
      48-25N 061-25W, 49-00N 059-30W,
      47-30N 059-30W, 47-17N 055-19W.
   C. 47-47N 052-46W, 47-53N 050-03W,
      50-47N 048-35W, 55-09N 052-23W,
      56-26N 056-00W, 58-03N 057-15W,
      60-07N 056-48W.
   D. 62-25N 040-27W, 61-18N 040-56W,
      59-38N 042-36W, 59-30N 044-32W,
      59-32N 044-49W, 59-43N 044-39W,
      59-49N 044-09W.
6. MOST RECENT RECONNAISSANCE:
   SOUTHERN LIMIT SATELLITE PASS 26 FEB 23.
7. REPORT POSITION AND TIME OF ANY ICEBERGS
   SEA ICE OR STATIONARY RADAR TARGETS THAT
   MAY LIKELY BE ICE TO THE NEAREST CANADIAN
   COAST GUARD MARINE COMMUNICATIONS AND
   TRAFFIC SERVICE STATION OR
   USING INMARSAT CODE 42.
8. FOR MORE REPORTING INFORMATION OR TO
   DOWNLOAD SHAPEFILES AND WEEKLY PREDICTIONS,
   GO TO WWW.NAVCEN.USCG.GOV/IIP.
9. CANCEL THIS MSG 010001Z MAR 23.

NAVAREA IV 219/232023-02-28 19:22Z → cancelled 2023-03-02 00:01Z (archive)

North american ice service (nais) iceberg bulletin 010001Z mar

1. NORTH AMERICAN ICE SERVICE (NAIS)
   ICEBERG BULLETIN 010001Z MAR.
2. ICEBERG LIMIT ALONG TRACKLINE JOINING
   47-25N 052-45W, 49-20N 046-25W,
   53-00N 047-30W, 58-30N 055-50W.
3. ESTIMATED ICEBERG LIMIT ALONG
   TRACKLINE JOINING
   58-30N 055-50W, 60-05N 050-15W,
   57-50N 046-00W, 58-05N 036-45W,
   62-55N 037-45W, 64-40N 028-00W.
4. WESTERN ICEBERG LIMIT ALONG TRACKLINE
   JOINING
   51-30N 056-50W, 51-17N 056-40W.
5. SEA ICE LIMIT ALONG TRACKLINES
   JOINING:
   A. 45-29N 065-11W, 45-15N 065-00W,
      45-15N 064-27W.
   B. 46-00N 059-49W, 46-28N 059-15W,
      48-22N 061-12W, 49-00N 059-30W,
      47-30N 059-30W, 47-17N 055-19W.
   C. 47-47N 052-46W, 47-53N 050-03W,
      50-47N 048-35W, 55-09N 052-23W,
      56-26N 056-00W, 58-03N 057-15W,
      60-16N 056-58W.
   D. 62-25N 040-27W, 61-18N 040-56W,
      59-38N 042-36W, 59-30N 044-32W,
      59-32N 044-49W, 59-43N 044-39W,
      59-49N 044-09W.
6. MOST RECENT RECONNAISSANCE:
   SOUTHWESTERN LIMIT ICEBERG FLIGHT 27 FEB 23.
7. REPORT POSITION AND TIME OF ANY ICEBERGS
   SEA ICE OR STATIONARY RADAR TARGETS THAT
   MAY LIKELY BE ICE TO THE NEAREST CANADIAN
   COAST GUARD MARINE COMMUNICATIONS AND
   TRAFFIC SERVICE STATION OR
   USING INMARSAT CODE 42.
8. FOR MORE REPORTING INFORMATION OR TO
   DOWNLOAD SHAPEFILES AND WEEKLY PREDICTIONS,
   GO TO WWW.NAVCEN.USCG.GOV/IIP.
9. CANCEL THIS MSG 020001Z MAR 23.

NAVAREA IV 224/232023-03-01 18:57Z → cancelled 2023-03-03 00:01Z (archive)

North american ice service (nais) iceberg bulletin 020001Z mar

1. NORTH AMERICAN ICE SERVICE (NAIS)
   ICEBERG BULLETIN 020001Z MAR.
2. ICEBERG LIMIT ALONG TRACKLINE JOINING
   47-25N 052-45W, 47-35N 050-00W,
   49-45N 047-35W, 51-55N 047-35W,
   58-30N 055-50W.
3. ESTIMATED ICEBERG LIMIT ALONG
   TRACKLINE JOINING
   58-30N 055-50W, 60-05N 050-15W,
   57-50N 046-00W, 58-05N 036-45W,
   62-55N 037-45W, 64-40N 028-00W.
4. WESTERN ICEBERG LIMIT ALONG TRACKLINE
   JOINING
   51-25N 057-00W, 51-05N 056-50W.
5. SEA ICE LIMIT ALONG TRACKLINES
   JOINING:
   A. 45-29N 065-11W, 45-15N 065-00W,
      45-15N 064-27W.
   B. 46-00N 059-49W, 46-51N 059-00W,
      48-18N 061-06W, 49-00N 059-30W,
      47-32N 059-27W, 47-17N 055-19W.
   C. 47-37N 052-39W, 47-42N 050-01W,
      50-25N 048-22W, 55-09N 052-23W,
      56-26N 056-00W, 58-03N 057-15W,
      60-16N 056-58W.
   D. 62-25N 041-09W, 62-12N 041-04W,
      60-37N 041-00W, 59-59N 042-42W,
      59-45N 043-55W, 59-47N 044-05W.
6. MOST RECENT RECONNAISSANCE:
   INTERIOR ICEBERG FLIGHT 28 FEB 23.
7. REPORT POSITION AND TIME OF ANY ICEBERGS
   SEA ICE OR STATIONARY RADAR TARGETS THAT
   MAY LIKELY BE ICE TO THE NEAREST CANADIAN
   COAST GUARD MARINE COMMUNICATIONS AND
   TRAFFIC SERVICE STATION OR
   USING INMARSAT CODE 42.
8. FOR MORE REPORTING INFORMATION OR TO
   DOWNLOAD SHAPEFILES AND WEEKLY PREDICTIONS,
   GO TO WWW.NAVCEN.USCG.GOV/IIP.
9. CANCEL THIS MSG 030001Z MAR 23.

NAVAREA IV 228/232023-03-02 20:23Z → cancelled 2023-03-04 00:01Z (archive)

North american ice service (nais) iceberg bulletin 030001Z mar

1. NORTH AMERICAN ICE SERVICE (NAIS)
   ICEBERG BULLETIN 030001Z MAR.
2. ICEBERG LIMIT ALONG TRACKLINE JOINING
   47-25N 052-45W, 47-35N 050-00W,
   49-20N 047-20W, 51-55N 047-35W,
   58-30N 055-50W.
3. ESTIMATED ICEBERG LIMIT ALONG
   TRACKLINE JOINING
   58-30N 055-50W, 60-05N 050-15W,
   57-50N 046-00W, 58-05N 036-45W,
   62-55N 037-45W, 64-40N 028-00W.
4. WESTERN ICEBERG LIMIT ALONG TRACKLINE
   JOINING
   51-25N 057-00W, 51-05N 056-50W.
5. SEA ICE LIMIT ALONG TRACKLINES
   JOINING:
   A. 45-29N 065-11W, 45-15N 065-00W,
      45-15N 064-27W.
   B. 46-00N 059-49W, 46-51N 059-00W,
      48-18N 061-06W, 49-00N 059-30W,
      47-32N 059-27W, 47-17N 055-19W.
   C. 47-37N 052-39W, 47-15N 049-45W,
      50-15N 048-15W, 55-05N 053-30W,
      56-00N 056-10W, 58-03N 058-14W,
      60-46N 057-17W.
   D. 62-25N 041-22W, 60-29N 041-36W,
      59-35N 043-33W, 59-29N 044-48W,
      59-41N 044-31W, 59-55N 043-14W.
6. MOST RECENT RECONNAISSANCE:
   INTERIOR ICEBERG FLIGHT 28 FEB 23.
7. REPORT POSITION AND TIME OF ANY ICEBERGS
   SEA ICE OR STATIONARY RADAR TARGETS THAT
   MAY LIKELY BE ICE TO THE NEAREST CANADIAN
   COAST GUARD MARINE COMMUNICATIONS AND
   TRAFFIC SERVICE STATION OR
   USING INMARSAT CODE 42.
8. FOR MORE REPORTING INFORMATION OR TO
   DOWNLOAD SHAPEFILES AND WEEKLY PREDICTIONS,
   GO TO WWW.NAVCEN.USCG.GOV/IIP.
9. CANCEL THIS MSG 040001Z MAR 23.

NAVAREA IV 234/232023-03-03 21:23Z → cancelled 2023-03-05 00:01Z (archive)

North american ice service (nais) iceberg bulletin 040001Z mar

1. NORTH AMERICAN ICE SERVICE (NAIS)
   ICEBERG BULLETIN 040001Z MAR.
2. ICEBERG LIMIT ALONG TRACKLINE JOINING
   47-02N 052-57W, 47-25N 048-40W,
   49-20N 046-35W, 51-55N 047-35W,
   58-30N 055-50W.
3. ESTIMATED ICEBERG LIMIT ALONG
   TRACKLINE JOINING
   58-30N 055-50W, 60-05N 050-15W,
   58-15N 044-00W, 59-45N 039-20W,
   62-55N 037-45W, 65-00N 028-00W.
4. WESTERN ICEBERG LIMIT ALONG TRACKLINE
   JOINING
   51-25N 057-00W, 51-05N 056-50W.
5. SEA ICE LIMIT ALONG TRACKLINES
   JOINING:
   A. 45-29N 065-11W, 45-15N 065-00W,
      45-15N 064-27W.
   B. 45-20N 060-59W, 46-07N 059-11W,
      48-31N 060-58W, 49-00N 059-30W,
      47-32N 059-27W, 47-23N 056-26W,
      46-43N 056-28W, 46-40N 055-30W,
      46-25N 052-45W, 47-15N 051-45W,
      47-30N 048-45W, 51-30N 049-30W,
      56-15N 056-40W, 58-03N 058-14W,
      61-44N 059-03W, 62-45N 057-40W.
   C. 62-25N 041-22W, 60-29N 041-36W,
      59-35N 043-33W, 59-29N 044-48W,
      59-41N 044-31W, 59-55N 043-14W.
6. MOST RECENT RECONNAISSANCE:
   SOUTHERN LIMIT GENERAL FLIGHT 03 MAR 23.
7. NOTE THE SIGNIFICANT EXPANSION
   OF THE ICEBERG LIMIT SINCE 030001Z MAR
   BULLETIN DUE TO RECENT RECONNAISSANCE.
8. REPORT POSITION AND TIME OF ANY ICEBERGS
   SEA ICE OR STATIONARY RADAR TARGETS THAT
   MAY LIKELY BE ICE TO THE NEAREST CANADIAN
   COAST GUARD MARINE COMMUNICATIONS AND
   TRAFFIC SERVICE STATION OR
   USING INMARSAT CODE 42.
9. FOR MORE REPORTING INFORMATION OR TO
   DOWNLOAD SHAPEFILES AND WEEKLY PREDICTIONS,
   GO TO WWW.NAVCEN.USCG.GOV/IIP.
10. CANCEL THIS MSG 050001Z MAR 23.

NAVAREA IV 237/232023-03-04 19:29Z → cancelled 2023-03-06 00:01Z (archive)

North american ice service (nais) iceberg bulletin 050001Z mar

1. NORTH AMERICAN ICE SERVICE (NAIS)
   ICEBERG BULLETIN 050001Z MAR.
2. ICEBERG LIMIT ALONG TRACKLINE JOINING
   47-00N 053-03W, 47-15N 048-25W,
   49-15N 046-30W, 51-55N 047-35W,
   58-30N 055-50W.
3. ESTIMATED ICEBERG LIMIT ALONG
   TRACKLINE JOINING
   58-30N 055-50W, 60-05N 050-15W,
   58-15N 044-00W, 59-45N 039-20W,
   62-55N 037-45W, 65-00N 028-00W.
4. WESTERN ICEBERG LIMIT ALONG TRACKLINE
   JOINING
   51-25N 057-00W, 51-05N 056-50W.
5. SEA ICE LIMIT ALONG TRACKLINES
   JOINING:
   A. 45-29N 065-11W, 45-15N 065-00W,
      45-15N 064-27W.
   B. 45-20N 060-59W, 46-07N 059-11W,
      48-31N 060-58W, 49-00N 059-30W,
      47-32N 059-27W, 47-23N 056-26W,
      46-43N 056-28W, 46-40N 055-30W,
      46-25N 052-45W, 47-07N 051-46W,
      47-22N 048-35W, 51-20N 049-24W,
      56-18N 056-24W, 58-03N 058-14W,
      61-44N 059-42W, 63-11N 057-52W.
   C. 62-22N 041-35W, 61-39N 041-47W,
      61-01N 042-05W, 60-32N 042-19W,
      59-53N 043-10W, 59-39N 043-41W,
      59-44N 043-43W, 59-48N 043-35W.
6. MOST RECENT RECONNAISSANCE:
   SOUTHERN LIMIT GENERAL FLIGHT 03 MAR 23.
7. REPORT POSITION AND TIME OF ANY ICEBERGS
   SEA ICE OR STATIONARY RADAR TARGETS THAT
   MAY LIKELY BE ICE TO THE NEAREST CANADIAN
   COAST GUARD MARINE COMMUNICATIONS AND
   TRAFFIC SERVICE STATION OR
   USING INMARSAT CODE 42.
8. FOR MORE REPORTING INFORMATION OR TO
   DOWNLOAD SHAPEFILES AND WEEKLY PREDICTIONS,
   GO TO WWW.NAVCEN.USCG.GOV/IIP.
9. CANCEL THIS MSG 060001Z MAR 23.

NAVAREA IV 240/232023-03-05 19:06Z → cancelled 2023-03-07 00:01Z (archive)

North american ice service (nais) iceberg bulletin 060001Z mar

1. NORTH AMERICAN ICE SERVICE (NAIS)
   ICEBERG BULLETIN 060001Z MAR.
2. ICEBERG LIMIT ALONG TRACKLINE JOINING
   46-45N 053-05W, 47-10N 048-25W,
   49-15N 046-30W, 51-55N 047-35W,
   58-30N 055-50W.
3. ESTIMATED ICEBERG LIMIT ALONG
   TRACKLINE JOINING
   58-30N 055-50W, 60-05N 050-15W,
   58-15N 044-00W, 59-45N 039-20W,
   62-55N 037-45W, 65-00N 028-00W.
4. WESTERN ICEBERG LIMIT ALONG TRACKLINE
   JOINING
   51-30N 057-20W, 51-00N 056-50W.
5. SEA ICE LIMIT ALONG TRACKLINES
   JOINING:
   A. 45-29N 065-11W, 45-15N 065-00W,
      45-15N 064-27W.
   B. 45-20N 060-59W, 46-07N 059-11W,
      48-05N 061-12W, 49-23N 059-32W,
      47-32N 059-27W, 47-23N 056-26W,
      46-43N 056-28W, 46-40N 055-30W,
      46-25N 052-45W, 47-04N 052-12W,
      47-11N 048-28W, 51-20N 049-24W,
      55-31N 054-58W, 58-03N 058-14W,
      61-44N 059-42W, 63-11N 057-52W.
   C. 62-22N 040-53W, 61-34N 041-24W,
      60-54N 041-36W, 60-24N 041-59W,
      59-57N 042-59W, 59-47N 043-33W,
      59-50N 043-34W.
6. MOST RECENT RECONNAISSANCE:
   WESTERN LIMIT SATELLITE PASS 04 MAR 23.
7. REPORT POSITION AND TIME OF ANY ICEBERGS
   SEA ICE OR STATIONARY RADAR TARGETS THAT
   MAY LIKELY BE ICE TO THE NEAREST CANADIAN
   COAST GUARD MARINE COMMUNICATIONS AND
   TRAFFIC SERVICE STATION OR
   USING INMARSAT CODE 42.
8. FOR MORE REPORTING INFORMATION OR TO
   DOWNLOAD SHAPEFILES AND WEEKLY PREDICTIONS,
   GO TO WWW.NAVCEN.USCG.GOV/IIP.
9. CANCEL THIS MSG 070001Z MAR 23.

NAVAREA IV 245/232023-03-06 20:51Z → cancelled 2023-03-08 00:01Z (archive)

North american ice service (nais) iceberg bulletin 070001Z mar

1. NORTH AMERICAN ICE SERVICE (NAIS)
   ICEBERG BULLETIN 070001Z MAR.
2. ICEBERG LIMIT ALONG TRACKLINE JOINING
   46-45N 053-05W, 46-50N 047-15W,
   49-15N 046-30W, 51-55N 047-35W,
   58-30N 055-50W.
3. ESTIMATED ICEBERG LIMIT ALONG
   TRACKLINE JOINING
   58-30N 055-50W, 60-05N 050-15W,
   58-15N 044-00W, 59-45N 039-20W,
   62-55N 037-45W, 65-00N 028-00W.
4. WESTERN ICEBERG LIMIT ALONG TRACKLINE
   JOINING
   51-30N 057-20W, 51-00N 056-50W.
5. SEA ICE LIMIT ALONG TRACKLINES
   JOINING:
   A. 45-29N 065-11W, 45-15N 065-00W,
      45-15N 064-27W.
   B. 45-20N 060-59W, 46-07N 059-11W,
      48-21N 061-27W, 49-37N 059-28W,
      47-32N 059-27W, 47-23N 056-26W,
      46-43N 056-28W, 46-40N 055-30W,
      46-40N 055-30W, 46-25N 052-45W,
      47-15N 052-00W, 47-00N 048-00W,
      48-30N 047-55W, 51-45N 049-45W,
      58-03N 058-14W, 61-44N 059-42W,
      63-11N 057-52W.
   C. 62-22N 040-53W, 61-34N 041-24W,
      60-54N 041-36W, 60-24N 041-59W,
      59-57N 042-59W, 59-47N 043-33W,
      59-50N 043-34W.
6. MOST RECENT RECONNAISSANCE:
   SOUTHEASTERN LIMIT GENERAL FLIGHT 06 MAR 23.
7. REPORT POSITION AND TIME OF ANY ICEBERGS
   SEA ICE OR STATIONARY RADAR TARGETS THAT
   MAY LIKELY BE ICE TO THE NEAREST CANADIAN
   COAST GUARD MARINE COMMUNICATIONS AND
   TRAFFIC SERVICE STATION OR
   USING INMARSAT CODE 42.
8. FOR MORE REPORTING INFORMATION OR TO
   DOWNLOAD SHAPEFILES AND WEEKLY PREDICTIONS,
   GO TO WWW.NAVCEN.USCG.GOV/IIP.
9. CANCEL THIS MSG 080001Z MAR 23.

NAVAREA IV 255/232023-03-07 19:50Z → cancelled 2023-03-09 00:01Z (archive)

North american ice service (nais) iceberg bulletin 080001Z mar

1. NORTH AMERICAN ICE SERVICE (NAIS)
   ICEBERG BULLETIN 080001Z MAR.
2. ICEBERG LIMIT ALONG TRACKLINE JOINING
   46-45N 053-05W, 46-45N 046-45W,
   49-15N 046-30W, 51-55N 047-35W,
   58-30N 055-50W.
3. ESTIMATED ICEBERG LIMIT ALONG
   TRACKLINE JOINING
   58-30N 055-50W, 60-05N 050-15W,
   58-15N 044-00W, 59-45N 039-20W,
   62-55N 037-45W, 65-00N 028-00W.
4. WESTERN ICEBERG LIMIT ALONG TRACKLINE
   JOINING
   51-29N 057-47W, 50-47N 057-04W.
5. SEA ICE LIMIT ALONG TRACKLINES
   JOINING:
   A. 45-57N 059-47W, 46-07N 059-11W,
      48-39N 061-55W, 50-04N 059-02W,
      47-32N 059-38W, 47-23N 056-26W,
      46-43N 056-28W, 46-40N 055-30W,
      46-25N 052-45W, 47-15N 052-00W,
      47-00N 048-00W, 48-00N 047-35W,
      51-15N 049-40W, 58-03N 058-14W,
      61-16N 059-49W, 63-28N 057-58W.
   B. 62-22N 040-53W, 61-34N 041-24W,
      60-54N 041-36W, 60-24N 041-59W,
      59-57N 042-59W, 59-47N 043-33W,
      59-50N 043-34W.
6. MOST RECENT RECONNAISSANCE:
   SOUTHEASTERN LIMIT GENERAL FLIGHT 06 MAR 23.
7. REPORT POSITION AND TIME OF ANY ICEBERGS
   SEA ICE OR STATIONARY RADAR TARGETS THAT
   MAY LIKELY BE ICE TO THE NEAREST CANADIAN
   COAST GUARD MARINE COMMUNICATIONS AND
   TRAFFIC SERVICE STATION OR
   USING INMARSAT CODE 42.
8. FOR MORE REPORTING INFORMATION OR TO
   DOWNLOAD SHAPEFILES AND WEEKLY PREDICTIONS,
   GO TO WWW.NAVCEN.USCG.GOV/IIP.
9. CANCEL THIS MSG 090001Z MAR 23.

NAVAREA IV 256/232023-03-08 20:44Z → cancelled 2023-03-10 00:01Z (archive)

North american ice service (nais) iceberg bulletin 090001Z mar

1. NORTH AMERICAN ICE SERVICE (NAIS)
   ICEBERG BULLETIN 090001Z MAR.
2. ICEBERG LIMIT ALONG TRACKLINE JOINING
   46-45N 053-05W, 46-25N 049-45W,
   46-20N 046-15W, 49-15N 046-20W,
   51-55N 047-35W, 58-35N 055-40W.
3. ESTIMATED ICEBERG LIMIT ALONG
   TRACKLINE JOINING
   58-35N 055-40W, 60-05N 050-15W,
   58-15N 044-00W, 59-45N 039-20W,
   62-55N 037-45W, 65-00N 028-00W.
4. WESTERN ICEBERG LIMIT ALONG TRACKLINE
   JOINING
   51-29N 057-47W, 50-47N 057-04W.
5. SEA ICE LIMIT ALONG TRACKLINES
   JOINING:
   A. 45-57N 059-47W, 46-07N 059-11W,
      48-39N 061-55W, 49-40N 059-27W,
      47-32N 059-38W, 47-23N 056-26W,
      46-43N 056-28W, 46-40N 055-30W,
      46-25N 052-45W, 47-15N 052-00W,
      47-00N 048-00W, 48-20N 047-55W,
      52-20N 050-50W, 58-03N 058-14W,
      61-16N 059-49W, 63-28N 057-58W.
   B. 62-25N 041-12W, 61-59N 041-18W,
      60-00N 042-18W, 59-41N 042-47W,
      59-35N 043-41W, 59-47N 044-45W,
      59-57N 044-46W, 59-50N 044-07W.
6. MOST RECENT RECONNAISSANCE:
   SOUTHEASTERN LIMIT ICEBERG FLIGHT 08 MAR 23.
7. REPORT POSITION AND TIME OF ANY ICEBERGS
   SEA ICE OR STATIONARY RADAR TARGETS THAT
   MAY LIKELY BE ICE TO THE NEAREST CANADIAN
   COAST GUARD MARINE COMMUNICATIONS AND
   TRAFFIC SERVICE STATION OR
   USING INMARSAT CODE 42.
8. FOR MORE REPORTING INFORMATION OR TO
   DOWNLOAD SHAPEFILES AND WEEKLY PREDICTIONS,
   GO TO WWW.NAVCEN.USCG.GOV/IIP.
9. CANCEL THIS MSG 100001Z MAR 23.

NAVAREA IV 262/232023-03-09 20:26Z → cancelled 2023-03-11 00:01Z (archive)

North american ice service (nais) iceberg bulletin 100001Z mar

1. NORTH AMERICAN ICE SERVICE (NAIS)
   ICEBERG BULLETIN 100001Z MAR.
2. ICEBERG LIMIT ALONG TRACKLINE JOINING
   46-39N 053-08W, 46-25N 049-45W,
   46-20N 046-15W, 49-15N 046-20W,
   51-55N 047-35W, 58-35N 055-40W.
3. ESTIMATED ICEBERG LIMIT ALONG
   TRACKLINE JOINING
   58-35N 055-40W, 60-05N 050-15W,
   58-15N 044-00W, 59-45N 039-20W,
   62-55N 037-45W, 65-00N 028-00W.
4. WESTERN ICEBERG LIMIT ALONG TRACKLINE
   JOINING
   51-29N 057-47W, 50-47N 057-04W.
5. SEA ICE LIMIT ALONG TRACKLINES
   JOINING:
   A. 45-57N 059-47W, 46-07N 059-11W,
      48-39N 061-55W, 49-40N 059-27W,
      47-32N 059-38W, 47-23N 056-26W,
      46-43N 056-28W, 46-40N 055-30W,
      46-25N 052-45W, 47-15N 052-00W,
      47-00N 048-00W, 48-20N 047-55W,
      52-20N 050-50W, 58-03N 058-14W,
      61-16N 059-49W, 63-28N 057-58W.
   B. 62-23N 040-58W, 60-19N 042-06W,
      59-45N 042-40W, 59-24N 044-20W,
      59-24N 044-57W, 59-33N 045-23W,
      60-03N 045-53W, 60-10N 045-27W.
6. MOST RECENT RECONNAISSANCE:
   SOUTHEASTERN LIMIT ICEBERG FLIGHT 08 MAR 23.
7. REPORT POSITION AND TIME OF ANY ICEBERGS
   SEA ICE OR STATIONARY RADAR TARGETS THAT
   MAY LIKELY BE ICE TO THE NEAREST CANADIAN
   COAST GUARD MARINE COMMUNICATIONS AND
   TRAFFIC SERVICE STATION OR
   USING INMARSAT CODE 42.
8. FOR MORE REPORTING INFORMATION OR TO
   DOWNLOAD SHAPEFILES AND WEEKLY PREDICTIONS,
   GO TO WWW.NAVCEN.USCG.GOV/IIP.
9. CANCEL THIS MSG 110001Z MAR 23.

NAVAREA IV 268/232023-03-10 21:17Z → cancelled 2023-03-12 00:01Z (archive)

North american ice service (nais) iceberg bulletin 110001Z mar

1. NORTH AMERICAN ICE SERVICE (NAIS)
   ICEBERG BULLETIN 110001Z MAR.
2. ICEBERG LIMIT ALONG TRACKLINE JOINING
   46-40N 053-32W, 46-10N 052-35W,
   45-40N 047-00W, 46-20N 046-00W,
   51-55N 047-35W, 58-35N 055-40W.
3. ESTIMATED ICEBERG LIMIT ALONG
   TRACKLINE JOINING
   58-35N 055-40W, 60-05N 050-15W,
   58-15N 044-00W, 59-30N 040-10W,
   62-50N 038-30W, 65-00N 028-00W.
4. WESTERN ICEBERG LIMIT ALONG TRACKLINE
   JOINING
   51-29N 057-47W, 50-47N 057-04W.
5. SEA ICE LIMIT ALONG TRACKLINES
   JOINING:
   A. 45-57N 059-47W, 46-07N 059-11W,
      48-39N 061-55W, 49-40N 059-27W,
      47-32N 059-38W, 47-23N 056-26W,
      46-43N 056-28W, 46-41N 055-53W,
      46-52N 055-51W.
   B. 46-54N 055-18W, 46-22N 052-50W,
      47-09N 052-19W, 47-07N 049-28W,
      48-47N 048-58W, 51-56N 050-29W,
      58-03N 057-53W, 61-16N 059-49W,
      63-06N 057-49W.
   C. 62-23N 040-58W, 60-19N 042-06W,
      59-45N 042-40W, 59-24N 044-20W,
      59-24N 044-57W, 59-33N 045-23W,
      60-03N 045-53W, 60-10N 045-27W.
6. MOST RECENT RECONNAISSANCE:
   SOUTHERN LIMIT ICEBERG FLIGHT 08 MAR 23.
7. REPORT POSITION AND TIME OF ANY ICEBERGS
   SEA ICE OR STATIONARY RADAR TARGETS THAT
   MAY LIKELY BE ICE TO THE NEAREST CANADIAN
   COAST GUARD MARINE COMMUNICATIONS AND
   TRAFFIC SERVICE STATION OR
   USING INMARSAT CODE 42.
8. FOR MORE REPORTING INFORMATION OR TO
   DOWNLOAD SHAPEFILES AND WEEKLY PREDICTIONS,
   GO TO WWW.NAVCEN.USCG.GOV/IIP.
9. CANCEL THIS MSG 120001Z MAR 23.

NAVAREA IV 271/232023-03-11 19:35Z → cancelled 2023-03-13 00:01Z (archive)

North american ice service (nais) iceberg bulletin 120001Z mar

1. NORTH AMERICAN ICE SERVICE (NAIS)
   ICEBERG BULLETIN 120001Z MAR.
2. ICEBERG LIMIT ALONG TRACKLINE JOINING
   46-40N 053-32W, 46-10N 052-35W,
   45-25N 046-25W, 46-55N 045-20W,
   51-55N 047-35W, 58-35N 055-40W.
3. ESTIMATED ICEBERG LIMIT ALONG
   TRACKLINE JOINING
   58-35N 055-40W, 60-05N 050-15W,
   58-15N 044-00W, 59-30N 040-10W,
   62-50N 038-30W, 65-00N 028-00W.
4. WESTERN ICEBERG LIMIT ALONG TRACKLINE
   JOINING
   51-29N 057-47W, 50-47N 057-04W.
5. SEA ICE LIMIT ALONG TRACKLINES
   JOINING:
   A. 45-57N 059-47W, 46-07N 059-11W,
      48-39N 061-55W, 49-33N 059-07W,
      47-32N 059-38W, 47-23N 056-26W,
      46-43N 056-28W, 46-52N 055-51W.
   B. 46-54N 055-18W, 46-15N 053-00W,
      47-00N 052-30W, 47-20N 049-00W,
      50-45N 050-00W, 58-03N 057-53W,
      61-16N 059-49W, 62-48N 057-41W.
   C. 62-25N 041-09W, 59-54N 042-53W,
      59-27N 044-18W, 59-34N 045-35W,
      59-57N 046-32W, 60-16N 046-30W,
      60-07N 045-20W.
6. MOST RECENT RECONNAISSANCE:
   SOUTHERN LIMIT ICEBERG FLIGHT 08 MAR 23.
7. REPORT POSITION AND TIME OF ANY ICEBERGS
   SEA ICE OR STATIONARY RADAR TARGETS THAT
   MAY LIKELY BE ICE TO THE NEAREST CANADIAN
   COAST GUARD MARINE COMMUNICATIONS AND
   TRAFFIC SERVICE STATION OR
   USING INMARSAT CODE 42.
8. FOR MORE REPORTING INFORMATION OR TO
   DOWNLOAD SHAPEFILES AND WEEKLY PREDICTIONS,
   GO TO WWW.NAVCEN.USCG.GOV/IIP.
9. CANCEL THIS MSG 130001Z MAR 23.

NAVAREA IV 278/232023-03-12 19:38Z → cancelled 2023-03-14 00:01Z (archive)

North american ice service (nais) iceberg bulletin 130001Z mar

1. NORTH AMERICAN ICE SERVICE (NAIS)
   ICEBERG BULLETIN 130001Z MAR.
2. ICEBERG LIMIT ALONG TRACKLINE JOINING
   46-40N 053-32W, 46-10N 052-35W,
   45-15N 046-20W, 46-55N 045-00W,
   51-55N 047-35W, 58-35N 055-40W.
3. ESTIMATED ICEBERG LIMIT ALONG
   TRACKLINE JOINING
   58-35N 055-40W, 60-05N 050-15W,
   58-15N 044-00W, 59-30N 040-10W,
   62-50N 038-30W, 65-00N 028-00W.
4. WESTERN ICEBERG LIMIT ALONG TRACKLINE
   JOINING
   51-19N 058-05W, 50-32N 057-22W.
5. SEA ICE LIMIT ALONG TRACKLINES
   JOINING:
   A. 45-57N 059-47W, 46-07N 059-11W,
      48-39N 061-55W, 49-33N 059-07W,
      47-32N 059-38W, 47-23N 056-26W,
      46-43N 056-28W, 46-52N 055-51W.
   B. 46-54N 055-18W, 46-15N 053-00W,
      46-40N 051-15W, 48-15N 049-30W,
      51-15N 051-45W, 52-15N 054-15W,
      54-30N 053-45W, 58-03N 057-53W,
      61-50N 058-52W, 62-48N 057-41W.
   C. 62-25N 041-09W, 59-54N 042-53W,
      59-27N 044-18W, 59-34N 045-35W,
      59-57N 046-32W, 60-16N 046-30W,
      60-07N 045-20W.
6. MOST RECENT RECONNAISSANCE:
   SOUTHERN LIMIT ICEBERG FLIGHT 12 MAR 23.
7. REPORT POSITION AND TIME OF ANY ICEBERGS
   SEA ICE OR STATIONARY RADAR TARGETS THAT
   MAY LIKELY BE ICE TO THE NEAREST CANADIAN
   COAST GUARD MARINE COMMUNICATIONS AND
   TRAFFIC SERVICE STATION OR
   USING INMARSAT CODE 42.
8. FOR MORE REPORTING INFORMATION OR TO
   DOWNLOAD SHAPEFILES AND WEEKLY PREDICTIONS,
   GO TO WWW.NAVCEN.USCG.GOV/IIP.
9. CANCEL THIS MSG 140001Z MAR 23.

NAVAREA IV 282/232023-03-13 20:18Z → cancelled 2023-03-15 00:01Z (archive)

North american ice service (nais) iceberg bulletin 140001Z mar

1. NORTH AMERICAN ICE SERVICE (NAIS)
   ICEBERG BULLETIN 140001Z MAR.
2. ICEBERG LIMIT ALONG TRACKLINE JOINING
   46-40N 053-32W, 45-55N 052-35W,
   44-50N 046-20W, 46-55N 045-00W,
   51-55N 047-35W, 58-35N 055-40W.
3. ESTIMATED ICEBERG LIMIT ALONG
   TRACKLINE JOINING
   58-35N 055-40W, 60-05N 050-15W,
   58-15N 044-00W, 59-30N 040-10W,
   62-50N 038-30W, 65-00N 028-00W.
4. WESTERN ICEBERG LIMIT ALONG TRACKLINE
   JOINING
   51-06N 058-51W, 50-14N 057-30W.
5. SEA ICE LIMIT ALONG TRACKLINES
   JOINING:
   A. 45-57N 059-47W, 46-07N 059-11W,
      48-39N 061-55W, 49-33N 059-07W,
      47-32N 059-38W, 47-23N 056-26W,
      46-43N 056-28W, 46-52N 055-51W.
   B. 47-10N 055-02W, 46-30N 053-40W,
      46-40N 051-15W, 48-15N 049-30W,
      51-00N 051-53W, 52-06N 054-18W,
      54-30N 053-45W, 56-40N 056-54W,
      58-03N 057-34W, 61-19N 059-31W,
      62-48N 057-41W.
   C. 62-25N 041-02W, 61-20N 041-25W,
      60-07N 042-18W, 59-29N 043-49W,
      59-26N 045-41W, 60-23N 048-04W,
      60-29N 047-46W, 60-31N 046-04W.
6. MOST RECENT RECONNAISSANCE:
   SOUTHEASTERN LIMIT ICEBERG FLIGHT 13 MAR 23.
7. REPORT POSITION AND TIME OF ANY ICEBERGS
   SEA ICE OR STATIONARY RADAR TARGETS THAT
   MAY LIKELY BE ICE TO THE NEAREST CANADIAN
   COAST GUARD MARINE COMMUNICATIONS AND
   TRAFFIC SERVICE STATION OR
   USING INMARSAT CODE 42.
8. FOR MORE REPORTING INFORMATION OR TO
   DOWNLOAD SHAPEFILES AND WEEKLY PREDICTIONS,
   GO TO WWW.NAVCEN.USCG.GOV/IIP.
9. CANCEL THIS MSG 150001Z MAR 23.

NAVAREA IV 286/232023-03-14 19:46Z → cancelled 2023-03-16 00:01Z (archive)

North american ice service (nais) iceberg bulletin 150001Z mar

1. NORTH AMERICAN ICE SERVICE (NAIS)
   ICEBERG BULLETIN 150001Z MAR.
2. ICEBERG LIMIT ALONG TRACKLINE JOINING
   46-40N 053-32W, 45-55N 052-35W,
   44-25N 046-35W, 46-55N 045-00W,
   51-55N 047-35W, 58-35N 055-40W.
3. ESTIMATED ICEBERG LIMIT ALONG
   TRACKLINE JOINING
   58-35N 055-40W, 60-05N 050-15W,
   58-30N 045-25W, 59-30N 040-40W,
   63-20N 038-15W, 65-00N 028-00W.
4. WESTERN ICEBERG LIMIT ALONG TRACKLINE
   JOINING
   51-06N 058-51W, 50-14N 057-30W.
5. SEA ICE LIMIT ALONG TRACKLINES
   JOINING:
   A. 45-57N 059-47W, 46-07N 059-11W,
      48-39N 061-55W, 49-33N 059-07W,
      47-32N 059-38W, 47-23N 056-26W,
      46-43N 056-28W, 46-52N 055-51W.
   B. 47-10N 055-02W, 46-30N 053-40W,
      46-36N 052-13W, 48-00N 050-26W,
      54-58N 054-00W, 56-40N 056-38W,
      58-03N 057-34W, 61-19N 059-31W,
      62-48N 057-41W.
   C. 62-25N 041-06W, 61-35N 041-15W,
      59-42N 042-32W, 59-22N 043-43W,
      59-15N 045-07W, 59-20N 046-32W,
      60-12N 047-28W, 60-34N 046-20W.
6. MOST RECENT RECONNAISSANCE:
   INTERIOR ICEBERG FLIGHT 14 MAR 23.
7. REPORT POSITION AND TIME OF ANY ICEBERGS
   SEA ICE OR STATIONARY RADAR TARGETS THAT
   MAY LIKELY BE ICE TO THE NEAREST CANADIAN
   COAST GUARD MARINE COMMUNICATIONS AND
   TRAFFIC SERVICE STATION OR
   USING INMARSAT CODE 42.
8. FOR MORE REPORTING INFORMATION OR TO
   DOWNLOAD SHAPEFILES AND WEEKLY PREDICTIONS,
   GO TO WWW.NAVCEN.USCG.GOV/IIP.
9. CANCEL THIS MSG 160001Z MAR 23.

NAVAREA IV 294/232023-03-15 20:59Z → cancelled 2023-03-17 00:01Z (archive)

North american ice service (nais) iceberg bulletin 160001Z mar

1. NORTH AMERICAN ICE SERVICE (NAIS)
   ICEBERG BULLETIN 160001Z MAR.
2. ICEBERG LIMIT ALONG TRACKLINE JOINING
   46-40N 053-32W, 46-00N 051-55W,
   44-35N 046-40W, 46-55N 045-00W,
   49-00N 046-00W, 58-35N 055-40W.
3. ESTIMATED ICEBERG LIMIT ALONG
   TRACKLINE JOINING
   58-35N 055-40W, 60-05N 050-15W,
   58-30N 045-25W, 59-30N 040-40W,
   63-20N 038-15W, 65-00N 028-00W.
4. WESTERN ICEBERG LIMIT ALONG TRACKLINE
   JOINING
   51-06N 058-51W, 50-14N 057-30W.
5. SEA ICE LIMIT ALONG TRACKLINES
   JOINING:
   A. 45-57N 059-47W, 46-07N 059-11W,
      48-39N 061-55W, 49-33N 059-07W,
      47-32N 059-38W, 47-18N 055-40W,
      47-05N 055-51W.
   B. 46-48N 054-03W, 46-27N 053-42W,
      46-36N 052-13W, 48-00N 050-26W,
      50-12N 051-51W, 50-54N 054-32W,
      54-31N 053-32W, 56-40N 056-38W,
      58-03N 057-34W, 61-00N 059-30W,
      62-48N 057-41W.
   C. 62-25N 041-06W, 61-35N 041-15W,
      59-42N 042-32W, 59-22N 043-43W,
      59-15N 045-07W, 59-20N 046-32W,
      60-12N 047-28W, 60-34N 046-20W.
6. MOST RECENT RECONNAISSANCE:
   SOUTHERN LIMIT ICEBERG FLIGHT 14 MAR 23.
7. REPORT POSITION AND TIME OF ANY ICEBERGS
   SEA ICE OR STATIONARY RADAR TARGETS THAT
   MAY LIKELY BE ICE TO THE NEAREST CANADIAN
   COAST GUARD MARINE COMMUNICATIONS AND
   TRAFFIC SERVICE STATION OR
   USING INMARSAT CODE 42.
8. FOR MORE REPORTING INFORMATION OR TO
   DOWNLOAD SHAPEFILES AND WEEKLY PREDICTIONS,
   GO TO WWW.NAVCEN.USCG.GOV/IIP.
9. CANCEL THIS MSG 170001Z MAR 23.

NAVAREA IV 300/232023-03-16 19:54Z → cancelled 2023-03-18 00:01Z (archive)

North american ice service (nais) iceberg bulletin 170001Z mar

1. NORTH AMERICAN ICE SERVICE (NAIS)
   ICEBERG BULLETIN 170001Z MAR.
2. ICEBERG LIMIT ALONG TRACKLINE JOINING
   46-57N 055-19W, 46-00N 054-15W,
   44-35N 046-40W, 46-55N 045-00W,
   49-00N 046-00W, 58-35N 055-40W.
3. ESTIMATED ICEBERG LIMIT ALONG
   TRACKLINE JOINING
   58-35N 055-40W, 60-05N 050-15W,
   58-30N 045-25W, 59-30N 040-40W,
   63-20N 038-15W, 65-00N 028-00W.
4. WESTERN ICEBERG LIMIT ALONG TRACKLINE
   JOINING
   51-02N 058-58W, 50-03N 057-40W.
5. SEA ICE LIMIT ALONG TRACKLINES
   JOINING:
   A. 45-57N 059-47W, 46-20N 059-30W,
      48-45N 062-30W, 50-00N 058-45W,
      47-30N 059-40W, 47-11N 055-28W.
   B. 46-41N 053-04W, 46-45N 052-26W,
      49-07N 050-53W, 50-16N 051-41W,
      50-47N 054-33W, 54-25N 053-42W,
      58-03N 057-25W, 60-46N 059-09W,
      62-00N 058-31W, 62-26N 057-32W.
   C. 62-25N 041-10W, 61-25N 041-04W,
      59-51N 042-32W, 59-24N 043-38W,
      59-11N 045-15W, 59-24N 047-01W,
      60-31N 049-35W, 60-36N 049-29W,
      60-39N 046-58W.
6. MOST RECENT RECONNAISSANCE:
   SOUTHERN LIMIT ICEBERG FLIGHT 14 MAR 23.
7. REPORT POSITION AND TIME OF ANY ICEBERGS
   SEA ICE OR STATIONARY RADAR TARGETS THAT
   MAY LIKELY BE ICE TO THE NEAREST CANADIAN
   COAST GUARD MARINE COMMUNICATIONS AND
   TRAFFIC SERVICE STATION OR
   USING INMARSAT CODE 42.
8. FOR MORE REPORTING INFORMATION OR TO
   DOWNLOAD SHAPEFILES AND WEEKLY PREDICTIONS,
   GO TO WWW.NAVCEN.USCG.GOV/IIP.
9. CANCEL THIS MSG 180001Z MAR 23.

NAVAREA IV 304/232023-03-17 20:34Z → cancelled 2023-03-19 00:01Z (archive)

North american ice service (nais) iceberg bulletin 180001Z mar

1. NORTH AMERICAN ICE SERVICE (NAIS)
   ICEBERG BULLETIN 180001Z MAR.
2. ICEBERG LIMIT ALONG TRACKLINE JOINING
   46-55N 055-55W, 46-10N 054-55W,
   44-50N 046-50W, 47-00N 045-05W,
   49-00N 046-00W, 58-35N 055-40W.
3. ESTIMATED ICEBERG LIMIT ALONG
   TRACKLINE JOINING
   58-35N 055-40W, 60-05N 050-15W,
   59-00N 048-15W, 58-20N 045-20W,
   59-15N 040-45W, 63-20N 038-15W,
   65-00N 028-00W.
4. WESTERN ICEBERG LIMIT ALONG TRACKLINE
   JOINING
   50-50N 059-20W, 49-40N 057-55W.
5. SEA ICE LIMIT ALONG TRACKLINES
   JOINING:
   A. 45-57N 059-47W, 46-20N 059-30W,
      48-45N 062-30W, 50-00N 058-45W,
      47-30N 059-40W, 47-11N 055-28W.
   B. 46-41N 053-04W, 46-45N 052-26W,
      49-07N 050-53W, 50-16N 051-41W,
      50-47N 054-33W, 55-02N 053-39W,
      58-03N 057-25W, 60-46N 059-09W,
      62-00N 058-31W, 62-26N 057-32W.
   C. 62-25N 041-10W, 61-25N 041-04W,
      59-51N 042-32W, 59-24N 043-38W,
      59-11N 045-15W, 59-24N 047-01W,
      60-31N 049-35W, 60-36N 049-29W,
      60-39N 046-58W.
6. MOST RECENT RECONNAISSANCE:
   SOUTHERN LIMIT ICEBERG FLIGHT 14 MAR 23.
7. REPORT POSITION AND TIME OF ANY ICEBERGS
   SEA ICE OR STATIONARY RADAR TARGETS THAT
   MAY LIKELY BE ICE TO THE NEAREST CANADIAN
   COAST GUARD MARINE COMMUNICATIONS AND
   TRAFFIC SERVICE STATION OR
   USING INMARSAT CODE 42.
8. FOR MORE REPORTING INFORMATION OR TO
   DOWNLOAD SHAPEFILES AND WEEKLY PREDICTIONS,
   GO TO WWW.NAVCEN.USCG.GOV/IIP.
9. CANCEL THIS MSG 190001Z MAR 23.

NAVAREA IV 307/232023-03-18 20:16Z → cancelled 2023-03-20 00:01Z (archive)

North american ice service (nais) iceberg bulletin 190001Z mar

1. NORTH AMERICAN ICE SERVICE (NAIS)
   ICEBERG BULLETIN 190001Z MAR.
2. ICEBERG LIMIT ALONG TRACKLINE JOINING
   46-55N 055-55W, 46-00N 055-25W,
   44-30N 047-00W, 47-00N 045-05W,
   48-50N 045-40W, 58-35N 055-40W.
3. ESTIMATED ICEBERG LIMIT ALONG
   TRACKLINE JOINING
   58-35N 055-40W, 60-05N 050-15W,
   59-00N 048-15W, 58-20N 045-20W,
   59-15N 040-45W, 63-20N 038-15W,
   65-00N 028-00W.
4. WESTERN ICEBERG LIMIT ALONG TRACKLINE
   JOINING
   50-35N 059-35W, 49-40N 057-55W.
5. SEA ICE LIMIT ALONG TRACKLINES
   JOINING:
   A. 45-57N 059-47W, 46-20N 059-30W,
      48-45N 062-30W, 50-00N 058-45W,
      47-30N 059-40W, 47-11N 055-28W.
   B. 46-41N 053-04W, 46-45N 052-26W,
      48-40N 050-33W, 49-57N 051-32W,
      50-36N 054-37W, 55-06N 053-07W,
      58-03N 057-25W, 60-46N 059-09W,
      62-00N 058-31W, 62-26N 057-32W.
   C. 62-25N 040-39W, 61-02N 041-05W,
      60-18N 041-54W, 59-32N 043-04W,
      59-26N 046-46W, 60-02N 049-11W,
      60-41N 049-13W, 60-39N 046-13W.
6. MOST RECENT RECONNAISSANCE:
   SOUTHERN LIMIT ICEBERG FLIGHT 14 MAR 23.
7. REPORT POSITION AND TIME OF ANY ICEBERGS
   SEA ICE OR STATIONARY RADAR TARGETS THAT
   MAY LIKELY BE ICE TO THE NEAREST CANADIAN
   COAST GUARD MARINE COMMUNICATIONS AND
   TRAFFIC SERVICE STATION OR
   USING INMARSAT CODE 42.
8. FOR MORE REPORTING INFORMATION OR TO
   DOWNLOAD SHAPEFILES AND WEEKLY PREDICTIONS,
   GO TO WWW.NAVCEN.USCG.GOV/IIP.
9. CANCEL THIS MSG 200001Z MAR 23.

100

NAVAREA IV 308/232023-03-19 21:04Z → cancelled 2023-03-21 00:01Z (archive)

North american ice service (nais) iceberg bulletin 200001Z mar

1. NORTH AMERICAN ICE SERVICE (NAIS)
   ICEBERG BULLETIN 200001Z MAR.
2. ICEBERG LIMIT ALONG TRACKLINE JOINING
   46-55N 055-55W, 46-00N 055-25W,
   45-15N 050-00W, 45-35N 046-10W,
   47-00N 045-05W, 48-50N 045-35W,
   58-35N 055-40W.
3. ESTIMATED ICEBERG LIMIT ALONG
   TRACKLINE JOINING
   58-35N 055-40W, 60-05N 050-15W,
   59-00N 048-15W, 58-20N 045-20W,
   59-15N 040-45W, 63-20N 038-15W,
   65-00N 028-00W.
4. WESTERN ICEBERG LIMIT ALONG TRACKLINE
   JOINING
   50-30N 059-50W, 49-40N 057-55W.
5. SEA ICE LIMIT ALONG TRACKLINES
   JOINING:
   A. 45-57N 059-47W, 46-20N 059-30W,
      48-45N 062-30W, 50-00N 058-45W,
      47-30N 059-40W, 47-11N 055-28W.
   B. 46-41N 053-04W, 46-45N 052-26W,
      48-40N 050-33W, 49-57N 051-32W,
      50-42N 054-05W, 54-38N 052-28W,
      58-03N 057-25W, 60-27N 058-54W,
      62-00N 058-31W, 62-26N 057-32W.
   C. 62-25N 040-42W, 60-30N 041-50W,
      60-18N 041-54W, 59-38N 043-18W,
      59-28N 045-15W, 60-01N 049-09W,
      60-41N 049-12W, 60-50N 048-31W,
      60-41N 048-05W.
6. MOST RECENT RECONNAISSANCE:
   SOUTHERN LIMIT ICEBERG FLIGHT 18 MAR 23.
7. NOTE THE SIGNIFICANT REDUCTION
   OF THE ICEBERG LIMIT SINCE 190001Z MAR
   BULLETIN DUE TO PREDICTED DETERIORATION.
8. REPORT POSITION AND TIME OF ANY ICEBERGS
   SEA ICE OR STATIONARY RADAR TARGETS THAT
   MAY LIKELY BE ICE TO THE NEAREST CANADIAN
   COAST GUARD MARINE COMMUNICATIONS AND
   TRAFFIC SERVICE STATION OR
   USING INMARSAT CODE 42.
9. FOR MORE REPORTING INFORMATION OR TO
   DOWNLOAD SHAPEFILES AND WEEKLY PREDICTIONS,
   GO TO WWW.NAVCEN.USCG.GOV/IIP.
10. CANCEL THIS MSG 210001Z MAR 23.

101

NAVAREA IV 312/232023-03-20 20:18Z → cancelled 2023-03-22 00:01Z (archive)

North american ice service (nais) iceberg bulletin 210001Z mar

1. NORTH AMERICAN ICE SERVICE (NAIS)
   ICEBERG BULLETIN 210001Z MAR.
2. ICEBERG LIMIT ALONG TRACKLINE JOINING
   46-55N 055-55W, 46-00N 055-25W,
   45-15N 050-00W, 45-35N 046-10W,
   47-00N 045-00W, 48-45N 045-25W,
   58-35N 055-40W.
3. ESTIMATED ICEBERG LIMIT ALONG
   TRACKLINE JOINING
   58-35N 055-40W, 60-05N 050-15W,
   59-00N 048-15W, 58-20N 045-20W,
   59-15N 040-45W, 63-20N 038-15W,
   65-00N 028-00W.
4. WESTERN ICEBERG LIMIT ALONG TRACKLINE
   JOINING
   50-27N 059-48W, 49-36N 057-53W.
5. SEA ICE LIMIT ALONG TRACKLINES
   JOINING:
   A. 45-57N 059-47W, 46-20N 059-30W,
      48-45N 062-30W, 50-00N 058-45W,
      47-30N 059-40W, 47-11N 055-28W.
   B. 46-47N 052-57W, 46-45N 052-26W,
      48-38N 050-55W, 49-57N 051-40W,
      50-35N 054-20W, 54-37N 053-05W,
      58-03N 058-15W, 60-20N 059-20W,
      61-40N 059-00W, 62-40N 057-38W.
   C. 62-25N 040-42W, 60-30N 041-50W,
      60-18N 041-54W, 59-38N 043-18W,
      59-28N 045-15W, 60-01N 049-09W,
      60-41N 049-12W, 60-50N 048-31W,
      60-41N 048-05W.
6. MOST RECENT RECONNAISSANCE:
   SOUTHERN LIMIT ICEBERG FLIGHT 18 MAR 23.
7. REPORT POSITION AND TIME OF ANY ICEBERGS
   SEA ICE OR STATIONARY RADAR TARGETS THAT
   MAY LIKELY BE ICE TO THE NEAREST CANADIAN
   COAST GUARD MARINE COMMUNICATIONS AND
   TRAFFIC SERVICE STATION OR
   USING INMARSAT CODE 42.
8. FOR MORE REPORTING INFORMATION OR TO
   DOWNLOAD SHAPEFILES AND WEEKLY PREDICTIONS,
   GO TO WWW.NAVCEN.USCG.GOV/IIP.
9. CANCEL THIS MSG 220001Z MAR 23.

102

NAVAREA IV 318/232023-03-21 20:15Z → cancelled 2023-03-23 00:01Z (archive)

North american ice service (nais) iceberg bulletin 220001Z mar

1. NORTH AMERICAN ICE SERVICE (NAIS)
   ICEBERG BULLETIN 220001Z MAR.
2. ICEBERG LIMIT ALONG TRACKLINE JOINING
   46-55N 055-55W, 46-00N 055-25W,
   45-15N 050-00W, 45-05N 045-55W,
   47-30N 044-30W, 58-35N 055-40W.
3. ESTIMATED ICEBERG LIMIT ALONG
   TRACKLINE JOINING
   58-35N 055-40W, 60-05N 050-15W,
   58-50N 047-55W, 57-45N 043-45W,
   58-10N 042-00W, 63-15N 037-50W,
   65-00N 028-00W.
4. WESTERN ICEBERG LIMIT ALONG TRACKLINE
   JOINING
   49-20N 058-09W, 50-24N 060-00W.
5. SEA ICE LIMIT ALONG TRACKLINES
   JOINING:
   A. 45-57N 059-47W, 46-20N 059-30W,
      48-45N 062-30W, 49-46N 058-49W,
      47-30N 059-40W, 47-11N 055-28W.
   B. 46-47N 052-57W, 46-45N 052-26W,
      48-48N 050-19W, 49-59N 050-53W,
      50-35N 053-38W, 55-23N 053-13W,
      56-33N 057-31W, 58-03N 058-15W,
      60-20N 059-20W, 61-40N 059-00W,
      62-40N 057-38W.
   C. 62-25N 041-00W, 60-51N 041-48W,
      60-02N 042-34W, 59-30N 044-07W,
      59-31N 045-56W, 60-09N 048-57W,
      60-43N 050-37W, 61-01N 049-49W,
      61-00N 048-28W.
6. MOST RECENT RECONNAISSANCE:
   SOUTHERN LIMIT ICEBERG FLIGHT 18 MAR 23.
7. REPORT POSITION AND TIME OF ANY ICEBERGS
   SEA ICE OR STATIONARY RADAR TARGETS THAT
   MAY LIKELY BE ICE TO THE NEAREST CANADIAN
   COAST GUARD MARINE COMMUNICATIONS AND
   TRAFFIC SERVICE STATION OR
   USING INMARSAT CODE 42.
8. FOR MORE REPORTING INFORMATION OR TO
   DOWNLOAD SHAPEFILES AND WEEKLY PREDICTIONS,
   GO TO WWW.NAVCEN.USCG.GOV/IIP.
9. CANCEL THIS MSG 230001Z MAR 23.

103

NAVAREA IV 323/232023-03-22 19:14Z → cancelled 2023-03-24 00:01Z (archive)

North american ice service (nais) iceberg bulletin 230001Z mar

1. NORTH AMERICAN ICE SERVICE (NAIS)
   ICEBERG BULLETIN 230001Z MAR.
2. ICEBERG LIMIT ALONG TRACKLINE JOINING
   46-55N 055-55W, 46-00N 055-25W,
   45-00N 050-00W, 44-55N 045-00W,
   47-30N 044-30W, 58-35N 055-40W.
3. ESTIMATED ICEBERG LIMIT ALONG
   TRACKLINE JOINING
   58-35N 055-40W, 60-05N 050-15W,
   58-50N 047-55W, 57-45N 043-45W,
   58-10N 042-00W, 63-15N 037-50W,
   65-00N 028-00W.
4. WESTERN ICEBERG LIMIT ALONG TRACKLINE
   JOINING
   50-20N 060-50W, 49-17N 058-10W.
5. SEA ICE LIMIT ALONG TRACKLINES
   JOINING:
   A. 45-57N 059-47W, 46-20N 059-30W,
      48-45N 062-30W, 49-46N 058-49W,
      47-30N 059-40W, 47-11N 055-28W.
   B. 46-47N 052-57W, 46-45N 052-26W,
      49-19N 049-28W, 50-21N 053-42W,
      52-43N 054-26W, 55-05N 052-40W,
      55-52N 056-16W, 58-03N 058-15W,
      60-20N 059-20W, 61-40N 059-00W,
      62-40N 057-38W.
   C. 62-22N 041-19W, 61-58N 041-25W,
      59-41N 042-51W, 59-28N 044-03W,
      59-37N 047-30W, 59-58N 049-02W,
      60-18N 049-40W, 60-43N 050-05W,
      60-55N 048-19W.
6. MOST RECENT RECONNAISSANCE:
   SOUTHERN LIMIT ICEBERG FLIGHT 18 MAR 23.
7. REPORT POSITION AND TIME OF ANY ICEBERGS
   SEA ICE OR STATIONARY RADAR TARGETS THAT
   MAY LIKELY BE ICE TO THE NEAREST CANADIAN
   COAST GUARD MARINE COMMUNICATIONS AND
   TRAFFIC SERVICE STATION OR
   USING INMARSAT CODE 42.
8. FOR MORE REPORTING INFORMATION OR TO
   DOWNLOAD SHAPEFILES AND WEEKLY PREDICTIONS,
   GO TO WWW.NAVCEN.USCG.GOV/IIP.
9. CANCEL THIS MSG 240001Z MAR 23.

104

NAVAREA IV 328/232023-03-23 19:21Z → cancelled 2023-03-25 00:01Z (archive)

North american ice service (nais) iceberg bulletin 240001Z mar

1. NORTH AMERICAN ICE SERVICE (NAIS)
   ICEBERG BULLETIN 240001Z MAR.
2. ICEBERG LIMIT ALONG TRACKLINE JOINING
   46-55N 055-55W, 45-30N 055-10W,
   44-25N 046-00W, 47-25N 044-00W,
   58-35N 055-40W.
3. ESTIMATED ICEBERG LIMIT ALONG
   TRACKLINE JOINING
   58-35N 055-40W, 60-05N 050-15W,
   58-50N 047-55W, 57-45N 043-45W,
   58-10N 042-00W, 63-15N 037-50W,
   65-00N 028-00W.
4. WESTERN ICEBERG LIMIT ALONG TRACKLINE
   JOINING
   50-20N 060-50W, 49-17N 058-10W.
5. SEA ICE LIMIT ALONG TRACKLINES
   JOINING:
   A. 45-57N 059-47W, 46-20N 059-30W,
      48-45N 062-30W, 49-46N 058-49W,
      47-30N 059-40W, 47-11N 055-28W.
   B. 46-47N 052-57W, 47-07N 050-14W,
      49-10N 048-47W, 50-21N 053-42W,
      54-59N 052-04W, 56-00N 056-22W,
      58-03N 058-15W, 60-20N 059-20W,
      61-40N 059-00W, 62-40N 057-38W.
   C. 62-22N 041-04W, 61-39N 041-26W,
      60-47N 042-03W, 59-27N 043-33W,
      59-23N 044-45W, 59-34N 047-46W,
      60-03N 049-20W, 60-55N 049-55W,
      60-55N 048-20W.
6. MOST RECENT RECONNAISSANCE:
   SOUTHERN LIMIT ICEBERG FLIGHT 18 MAR 23.
7. REPORT POSITION AND TIME OF ANY ICEBERGS
   SEA ICE OR STATIONARY RADAR TARGETS THAT
   MAY LIKELY BE ICE TO THE NEAREST CANADIAN
   COAST GUARD MARINE COMMUNICATIONS AND
   TRAFFIC SERVICE STATION OR
   USING INMARSAT CODE 42.
8. FOR MORE REPORTING INFORMATION OR TO
   DOWNLOAD SHAPEFILES AND WEEKLY PREDICTIONS,
   GO TO WWW.NAVCEN.USCG.GOV/IIP.
9. CANCEL THIS MSG 250001Z MAR 23.

105

NAVAREA IV 338/232023-03-24 19:51Z → cancelled 2023-03-26 00:01Z (archive)

North american ice service (nais) iceberg bulletin 250001Z mar

1. NORTH AMERICAN ICE SERVICE (NAIS)
   ICEBERG BULLETIN 250001Z MAR.
2. ICEBERG LIMIT ALONG TRACKLINE JOINING
   46-55N 055-55W, 45-30N 055-10W,
   44-05N 046-45W, 47-20N 043-50W,
   58-35N 055-40W.
3. ESTIMATED ICEBERG LIMIT ALONG
   TRACKLINE JOINING
   58-35N 055-40W, 60-05N 050-15W,
   59-20N 048-45W, 58-50N 044-15W,
   59-35N 041-20W, 63-15N 037-50W,
   65-00N 028-00W.
4. WESTERN ICEBERG LIMIT ALONG TRACKLINE
   JOINING
   50-20N 060-50W, 49-17N 058-10W.
5. SEA ICE LIMIT ALONG TRACKLINES
   JOINING:
   A. 45-57N 059-47W, 46-20N 059-30W,
      48-45N 062-30W, 49-46N 058-49W,
      47-30N 059-40W, 47-11N 055-28W.
   B. 46-47N 052-57W, 47-07N 050-14W,
      48-44N 049-13W, 50-21N 053-42W,
      54-59N 052-04W, 56-00N 056-22W,
      58-03N 058-15W, 60-19N 059-02W,
      61-39N 058-55W, 62-00N 058-33W,
      62-28N 057-33W.
   C. 62-22N 041-04W, 61-39N 041-26W,
      60-47N 042-03W, 59-27N 043-33W,
      59-23N 044-45W, 59-34N 047-46W,
      60-03N 049-20W, 60-55N 049-55W,
      60-55N 048-20W.
6. MOST RECENT RECONNAISSANCE:
   INTERIOR ICEBERG FLIGHT 23 MAR 23.
7. REPORT POSITION AND TIME OF ANY ICEBERGS
   SEA ICE OR STATIONARY RADAR TARGETS THAT
   MAY LIKELY BE ICE TO THE NEAREST CANADIAN
   COAST GUARD MARINE COMMUNICATIONS AND
   TRAFFIC SERVICE STATION OR
   USING INMARSAT CODE 42.
8. FOR MORE REPORTING INFORMATION OR TO
   DOWNLOAD SHAPEFILES AND WEEKLY PREDICTIONS,
   GO TO WWW.NAVCEN.USCG.GOV/IIP.
9. CANCEL THIS MSG 260001Z MAR 23.

106

NAVAREA IV 341/232023-03-25 19:12Z → cancelled 2023-03-27 00:01Z (archive)

North american ice service (nais) iceberg bulletin 260001Z mar

1. NORTH AMERICAN ICE SERVICE (NAIS)
   ICEBERG BULLETIN 260001Z MAR.
2. ICEBERG LIMIT ALONG TRACKLINE JOINING
   46-55N 055-55W, 45-30N 055-10W,
   44-05N 046-45W, 47-20N 043-50W,
   58-35N 055-40W.
3. ESTIMATED ICEBERG LIMIT ALONG
   TRACKLINE JOINING
   58-35N 055-40W, 60-05N 050-15W,
   59-20N 048-45W, 58-50N 044-15W,
   59-35N 041-20W, 63-15N 037-50W,
   65-00N 028-00W.
4. WESTERN ICEBERG LIMIT ALONG TRACKLINE
   JOINING
   50-20N 060-25W, 49-00N 058-15W.
5. SEA ICE LIMIT ALONG TRACKLINES
   JOINING:
   A. 46-16N 060-06W, 46-58N 060-10W,
      48-45N 062-30W, 49-58N 059-15W,
      47-33N 059-32W, 47-27N 058-23W,
      47-40N 058-15W.
   B. 46-47N 052-57W, 47-50N 051-04W,
      48-46N 050-44W, 50-42N 054-00W,
      54-57N 052-22W, 56-00N 056-22W,
      58-03N 058-15W, 60-15N 059-25W,
      61-45N 059-00W, 62-28N 057-33W.
   C. 62-25N 041-00W, 60-06N 042-10W,
      59-35N 042-52W, 59-31N 044-57W,
      60-17N 050-29W, 60-46N 050-46W,
      60-59N 049-51W, 60-42N 048-11W.
6. MOST RECENT RECONNAISSANCE:
   INTERIOR ICEBERG FLIGHT 23 MAR 23.
7. REPORT POSITION AND TIME OF ANY ICEBERGS
   SEA ICE OR STATIONARY RADAR TARGETS THAT
   MAY LIKELY BE ICE TO THE NEAREST CANADIAN
   COAST GUARD MARINE COMMUNICATIONS AND
   TRAFFIC SERVICE STATION OR
   USING INMARSAT CODE 42.
8. FOR MORE REPORTING INFORMATION OR TO
   DOWNLOAD SHAPEFILES AND WEEKLY PREDICTIONS,
   GO TO WWW.NAVCEN.USCG.GOV/IIP.
9. CANCEL THIS MSG 270001Z MAR 23.

107

NAVAREA IV 342/232023-03-26 20:32Z → cancelled 2023-03-28 00:01Z (archive)

North american ice service (nais) iceberg bulletin 270001Z mar

1. NORTH AMERICAN ICE SERVICE (NAIS)
   ICEBERG BULLETIN 270001Z MAR.
2. ICEBERG LIMIT ALONG TRACKLINE JOINING
   46-55N 055-25W, 45-10N 054-40W,
   43-45N 047-45W, 47-15N 043-45W,
   58-35N 055-40W.
3. ESTIMATED ICEBERG LIMIT ALONG
   TRACKLINE JOINING
   58-35N 055-40W, 60-05N 050-15W,
   59-20N 048-45W, 58-50N 044-15W,
   59-35N 041-20W, 63-15N 037-50W,
   65-00N 028-00W.
4. WESTERN ICEBERG LIMIT ALONG TRACKLINE
   JOINING
   50-15N 060-30W, 48-50N 058-27W.
5. SEA ICE LIMIT ALONG TRACKLINES
   JOINING:
   A. 46-16N 060-06W, 46-58N 060-10W,
      48-45N 062-30W, 49-58N 059-15W,
      47-33N 059-32W, 47-27N 058-23W,
      47-40N 058-15W.
   B. 46-47N 052-57W, 47-50N 051-04W,
      48-42N 051-02W, 50-55N 054-28W,
      54-39N 052-43W, 55-57N 055-33W,
      58-03N 058-15W, 60-15N 059-25W,
      61-45N 059-00W, 62-45N 057-40W.
   C. 62-25N 041-05W, 59-46N 042-11W,
      59-24N 043-58W, 60-01N 047-41W,
      60-17N 050-50W, 60-46N 051-03W,
      61-09N 050-08W, 60-42N 048-13W.
6. MOST RECENT RECONNAISSANCE:
   INTERIOR ICEBERG FLIGHT 23 MAR 23.
7. REPORT POSITION AND TIME OF ANY ICEBERGS
   SEA ICE OR STATIONARY RADAR TARGETS THAT
   MAY LIKELY BE ICE TO THE NEAREST CANADIAN
   COAST GUARD MARINE COMMUNICATIONS AND
   TRAFFIC SERVICE STATION OR
   USING INMARSAT CODE 42.
8. FOR MORE REPORTING INFORMATION OR TO
   DOWNLOAD SHAPEFILES AND WEEKLY PREDICTIONS,
   GO TO WWW.NAVCEN.USCG.GOV/IIP.
9. CANCEL THIS MSG 280001Z MAR 23.

108

NAVAREA IV 357/232023-03-27 19:20Z → cancelled 2023-03-29 00:01Z (archive)

North american ice service (nais) iceberg bulletin 280001Z mar

1. NORTH AMERICAN ICE SERVICE (NAIS)
   ICEBERG BULLETIN 280001Z MAR.
2. ICEBERG LIMIT ALONG TRACKLINE JOINING
   46-55N 055-25W, 44-30N 053-00W,
   43-30N 047-45W, 48-05N 044-35W,
   58-35N 055-40W.
3. ESTIMATED ICEBERG LIMIT ALONG
   TRACKLINE JOINING
   58-35N 055-40W, 60-05N 050-15W,
   59-20N 048-45W, 58-50N 044-15W,
   59-35N 041-20W, 63-15N 037-50W,
   65-00N 028-00W.
4. WESTERN ICEBERG LIMIT ALONG TRACKLINE
   JOINING
   50-20N 060-48W, 48-40N 058-29W.
5. SEA ICE LIMIT ALONG TRACKLINES
   JOINING:
   A. 46-16N 060-06W, 46-58N 060-10W,
      48-45N 062-30W, 49-58N 059-15W,
      47-33N 059-32W, 47-27N 058-23W,
      47-40N 058-15W.
   B. 46-41N 053-04W, 46-58N 051-04W,
      48-34N 051-22W, 50-41N 054-34W,
      54-21N 053-02W, 58-03N 057-56W,
      62-14N 059-29W, 63-26N 057-58W.
   C. 62-25N 041-05W, 59-46N 042-11W,
      59-24N 043-58W, 60-01N 047-41W,
      60-17N 050-50W, 60-46N 051-03W,
      61-09N 050-08W, 60-42N 048-13W.
6. MOST RECENT RECONNAISSANCE:
   INTERIOR ICEBERG FLIGHT 23 MAR 23.
7. REPORT POSITION AND TIME OF ANY ICEBERGS
   SEA ICE OR STATIONARY RADAR TARGETS THAT
   MAY LIKELY BE ICE TO THE NEAREST CANADIAN
   COAST GUARD MARINE COMMUNICATIONS AND
   TRAFFIC SERVICE STATION OR
   USING INMARSAT CODE 42.
8. FOR MORE REPORTING INFORMATION OR TO
   DOWNLOAD SHAPEFILES AND WEEKLY PREDICTIONS,
   GO TO WWW.NAVCEN.USCG.GOV/IIP.
9. CANCEL THIS MSG 290001Z MAR 23.

109

NAVAREA IV 360/232023-03-28 18:39Z → cancelled 2023-03-30 00:01Z (archive)

North american ice service (nais) iceberg bulletin 290001Z mar

1. NORTH AMERICAN ICE SERVICE (NAIS)
   ICEBERG BULLETIN 290001Z MAR.
2. ICEBERG LIMIT ALONG TRACKLINE JOINING
   46-55N 055-25W, 44-30N 053-00W,
   43-20N 047-50W, 48-00N 044-20W,
   58-35N 055-40W.
3. ESTIMATED ICEBERG LIMIT ALONG
   TRACKLINE JOINING
   58-35N 055-40W, 59-10N 050-40W,
   57-35N 043-55W, 59-25N 041-10W,
   63-15N 037-50W, 65-00N 028-00W.
4. WESTERN ICEBERG LIMIT ALONG TRACKLINE
   JOINING
   50-20N 060-48W, 48-40N 058-29W.
5. SEA ICE LIMIT ALONG TRACKLINES
   JOINING:
   A. 46-16N 060-06W, 46-58N 060-10W,
      48-45N 062-30W, 49-58N 059-15W,
      47-33N 059-32W, 47-27N 058-23W,
      47-40N 058-15W.
   B. 46-39N 053-04W, 46-39N 051-19W,
      48-34N 051-52W, 50-45N 054-53W,
      54-17N 053-22W, 58-03N 057-56W,
      62-13N 059-13W, 63-16N 057-54W.
   C. 62-25N 041-09W, 59-45N 042-54W,
      59-14N 044-45W, 59-27N 046-33W,
      60-08N 047-52W, 60-39N 052-08W,
      61-16N 051-48W, 61-30N 050-21W,
      60-49N 048-22W.
6. MOST RECENT RECONNAISSANCE:
   INTERIOR ICEBERG FLIGHT 23 MAR 23.
7. REPORT POSITION AND TIME OF ANY ICEBERGS
   SEA ICE OR STATIONARY RADAR TARGETS THAT
   MAY LIKELY BE ICE TO THE NEAREST CANADIAN
   COAST GUARD MARINE COMMUNICATIONS AND
   TRAFFIC SERVICE STATION OR
   USING INMARSAT CODE 42.
8. FOR MORE REPORTING INFORMATION OR TO
   DOWNLOAD SHAPEFILES AND WEEKLY PREDICTIONS,
   GO TO WWW.NAVCEN.USCG.GOV/IIP.
9. CANCEL THIS MSG 300001Z MAR 23.

110

NAVAREA IV 362/232023-03-29 18:40Z → cancelled 2023-03-31 00:01Z (archive)

North american ice service (nais) iceberg bulletin 300001Z mar

1. NORTH AMERICAN ICE SERVICE (NAIS)
   ICEBERG BULLETIN 300001Z MAR.
2. ICEBERG LIMIT ALONG TRACKLINE JOINING
   46-55N 055-25W, 44-30N 053-00W,
   43-40N 049-10W, 44-00N 047-20W,
   48-00N 044-10W, 58-35N 055-40W.
3. ESTIMATED ICEBERG LIMIT ALONG
   TRACKLINE JOINING
   58-35N 055-40W, 59-10N 050-40W,
   57-35N 043-55W, 59-25N 041-10W,
   63-15N 037-50W, 65-00N 028-00W.
4. WESTERN ICEBERG LIMIT ALONG TRACKLINE
   JOINING
   50-15N 060-58W, 48-40N 058-29W.
5. SEA ICE LIMIT ALONG TRACKLINES
   JOINING:
   A. 46-16N 060-06W, 46-58N 060-10W,
      48-45N 062-30W, 49-58N 059-15W,
      47-33N 059-32W, 47-27N 058-23W,
      47-40N 058-15W.
   B. 46-38N 053-10W, 46-30N 052-17W,
      48-18N 051-50W, 50-45N 054-53W,
      55-12N 053-50W, 58-03N 057-56W,
      61-10N 059-40W, 63-16N 057-54W.
   C. 62-28N 041-08W, 61-58N 041-11W,
      59-59N 042-22W, 59-24N 043-40W,
      59-13N 045-15W, 60-17N 052-19W,
      61-15N 051-43W, 61-40N 050-47W,
      61-43N 049-26W.
6. MOST RECENT RECONNAISSANCE:
   INTERIOR ICEBERG FLIGHT 23 MAR 23.
7. REPORT POSITION AND TIME OF ANY ICEBERGS
   SEA ICE OR STATIONARY RADAR TARGETS THAT
   MAY LIKELY BE ICE TO THE NEAREST CANADIAN
   COAST GUARD MARINE COMMUNICATIONS AND
   TRAFFIC SERVICE STATION OR
   USING INMARSAT CODE 42.
8. FOR MORE REPORTING INFORMATION OR TO
   DOWNLOAD SHAPEFILES AND WEEKLY PREDICTIONS,
   GO TO WWW.NAVCEN.USCG.GOV/IIP.
9. CANCEL THIS MSG 310001Z MAR 23.

111

NAVAREA IV 367/232023-03-30 19:18Z → cancelled 2023-04-01 00:01Z (archive)

North american ice service (nais) iceberg bulletin 310001Z mar

1. NORTH AMERICAN ICE SERVICE (NAIS)
   ICEBERG BULLETIN 310001Z MAR.
2. ICEBERG LIMIT ALONG TRACKLINE JOINING
   46-55N 055-25W, 44-25N 053-20W,
   44-00N 047-00W, 48-00N 044-00W,
   58-35N 055-40W.
3. ESTIMATED ICEBERG LIMIT ALONG
   TRACKLINE JOINING
   58-35N 055-40W, 59-10N 050-40W,
   57-35N 043-55W, 59-25N 041-10W,
   63-15N 037-50W, 65-00N 028-00W.
4. WESTERN ICEBERG LIMIT ALONG TRACKLINE
   JOINING
   50-15N 060-58W, 48-40N 058-29W.
5. SEA ICE LIMIT ALONG TRACKLINES
   JOINING:
   A. 46-16N 060-06W, 46-58N 060-10W,
      48-45N 062-30W, 49-58N 059-15W,
      47-33N 059-32W, 47-27N 058-23W,
      47-40N 058-15W.
   B. 46-38N 053-10W, 46-30N 052-17W,
      48-31N 051-41W, 50-45N 054-53W,
      54-44N 053-03W, 58-03N 057-56W,
      61-10N 059-40W, 63-00N 057-47W.
   C. 62-28N 041-08W, 61-58N 041-11W,
      59-59N 042-22W, 59-24N 043-40W,
      59-13N 045-15W, 60-17N 052-19W,
      61-15N 051-43W, 61-40N 050-47W,
      61-43N 049-26W.
6. MOST RECENT RECONNAISSANCE:
   INTERIOR ICEBERG FLIGHT 23 MAR 23.
7. REPORT POSITION AND TIME OF ANY ICEBERGS
   SEA ICE OR STATIONARY RADAR TARGETS THAT
   MAY LIKELY BE ICE TO THE NEAREST CANADIAN
   COAST GUARD MARINE COMMUNICATIONS AND
   TRAFFIC SERVICE STATION OR
   USING INMARSAT CODE 42.
8. FOR MORE REPORTING INFORMATION OR TO
   DOWNLOAD SHAPEFILES AND WEEKLY PREDICTIONS,
   GO TO WWW.NAVCEN.USCG.GOV/IIP.
9. CANCEL THIS MSG 010001Z APR 23.

112

NAVAREA IV 369/232023-03-31 19:21Z → cancelled 2023-04-02 00:01Z (archive)

North american ice service (nais) iceberg bulletin 010001Z apr

1. NORTH AMERICAN ICE SERVICE (NAIS)
   ICEBERG BULLETIN 010001Z APR.
2. ICEBERG LIMIT ALONG TRACKLINE JOINING
   46-55N 055-50W, 44-30N 053-25W,
   44-30N 046-35W, 48-15N 043-45W,
   58-35N 055-40W.
3. ESTIMATED ICEBERG LIMIT ALONG
   TRACKLINE JOINING
   58-35N 055-40W, 59-00N 049-00W,
   57-35N 043-55W, 59-25N 041-10W,
   63-15N 037-50W, 65-00N 028-00W.
4. WESTERN ICEBERG LIMIT ALONG TRACKLINE
   JOINING
   50-15N 060-58W, 48-40N 058-29W.
5. SEA ICE LIMIT ALONG TRACKLINES
   JOINING:
   A. 46-16N 060-06W, 46-58N 060-10W,
      48-45N 062-30W, 49-58N 059-15W,
      47-33N 059-32W, 47-27N 058-23W,
      47-40N 058-15W.
   B. 47-10N 052-51W, 47-04N 052-13W,
      47-45N 052-00W, 49-29N 052-41W,
      50-33N 054-46W, 54-35N 053-11W,
      58-03N 057-56W, 61-10N 059-40W,
      62-40N 057-38W.
   C. 62-25N 041-20W, 62-08N 040-50W,
      59-41N 042-28W, 59-18N 043-36W,
      59-17N 045-36W, 60-11N 047-51W,
      60-05N 050-42W, 61-02N 051-00W,
      61-08N 049-54W, 60-40N 048-16W.
6. MOST RECENT RECONNAISSANCE:
   INTERIOR SATELLITE PASS 30 MAR 23.
7. REPORT POSITION AND TIME OF ANY ICEBERGS
   SEA ICE OR STATIONARY RADAR TARGETS THAT
   MAY LIKELY BE ICE TO THE NEAREST CANADIAN
   COAST GUARD MARINE COMMUNICATIONS AND
   TRAFFIC SERVICE STATION OR
   USING INMARSAT CODE 42.
8. FOR MORE REPORTING INFORMATION OR TO
   DOWNLOAD SHAPEFILES AND WEEKLY PREDICTIONS,
   GO TO WWW.NAVCEN.USCG.GOV/IIP.
9. CANCEL THIS MSG 020001Z APR 23.

113

NAVAREA IV 374/232023-04-01 19:13Z → cancelled 2023-04-03 00:01Z (archive)

North american ice service (nais) iceberg bulletin 020001Z apr

1. NORTH AMERICAN ICE SERVICE (NAIS)
   ICEBERG BULLETIN 020001Z APR.
2. ICEBERG LIMIT ALONG TRACKLINE JOINING
   46-55N 055-50W, 44-25N 054-00W,
   44-30N 046-35W, 48-15N 043-45W,
   58-35N 055-40W.
3. ESTIMATED ICEBERG LIMIT ALONG
   TRACKLINE JOINING
   58-35N 055-40W, 59-00N 049-00W,
   57-35N 043-55W, 59-25N 041-10W,
   63-15N 037-50W, 65-00N 028-00W.
4. WESTERN ICEBERG LIMIT ALONG TRACKLINE
   JOINING
   50-15N 060-58W, 48-40N 058-29W.
5. SEA ICE LIMIT ALONG TRACKLINES
   JOINING:
   A. 46-16N 060-06W, 46-58N 060-10W,
      48-45N 062-30W, 49-58N 059-15W,
      47-33N 059-32W, 47-27N 058-23W,
      47-40N 058-15W.
   B. 47-10N 052-51W, 47-04N 052-13W,
      47-45N 052-00W, 49-29N 052-41W,
      50-26N 053-55W, 50-30N 054-52W,
      55-09N 052-55W, 58-03N 057-56W,
      61-10N 059-40W, 62-40N 057-38W.
   C. 62-21N 040-29W, 61-15N 041-11W,
      59-01N 042-52W, 58-56N 044-16W,
      59-08N 046-04W, 60-28N 050-16W,
      61-00N 049-59W, 60-43N 048-08W.
6. MOST RECENT RECONNAISSANCE:
   INTERIOR SATELLITE PASS 30 MAR 23.
7. REPORT POSITION AND TIME OF ANY ICEBERGS
   SEA ICE OR STATIONARY RADAR TARGETS THAT
   MAY LIKELY BE ICE TO THE NEAREST CANADIAN
   COAST GUARD MARINE COMMUNICATIONS AND
   TRAFFIC SERVICE STATION OR
   USING INMARSAT CODE 42.
8. FOR MORE REPORTING INFORMATION OR TO
   DOWNLOAD SHAPEFILES AND WEEKLY PREDICTIONS,
   GO TO WWW.NAVCEN.USCG.GOV/IIP.
9. CANCEL THIS MSG 030001Z APR 23.

114

NAVAREA IV 376/232023-04-02 19:15Z → cancelled 2023-04-04 00:01Z (archive)

North american ice service (nais) iceberg bulletin 030001Z apr

1. NORTH AMERICAN ICE SERVICE (NAIS)
   ICEBERG BULLETIN 030001Z APR.
2. ICEBERG LIMIT ALONG TRACKLINE JOINING
   46-55N 055-50W, 44-25N 054-00W,
   44-30N 046-35W, 47-20N 044-25W,
   53-00N 048-00W, 58-35N 055-40W.
3. ESTIMATED ICEBERG LIMIT ALONG
   TRACKLINE JOINING
   58-35N 055-40W, 59-00N 049-00W,
   57-35N 043-55W, 59-25N 041-10W,
   63-15N 037-50W, 65-00N 028-00W.
4. WESTERN ICEBERG LIMIT ALONG TRACKLINE
   JOINING
   50-15N 060-58W, 48-40N 058-29W.
5. SEA ICE LIMIT ALONG TRACKLINES
   JOINING:
   A. 46-51N 060-19W, 47-06N 060-08W,
      48-27N 063-12W, 50-16N 058-14W,
      48-35N 059-23W, 47-33N 059-32W,
      47-27N 058-23W, 47-40N 058-15W.
   B. 46-57N 052-54W, 46-52N 052-16W,
      47-45N 052-00W, 49-29N 052-41W,
      50-31N 054-01W, 55-09N 052-55W,
      58-03N 057-56W, 61-10N 059-40W,
      62-40N 057-38W.
   C. 62-21N 040-29W, 61-15N 041-11W,
      59-01N 042-52W, 58-56N 044-16W,
      59-08N 046-04W, 60-28N 050-16W,
      61-00N 049-59W, 60-43N 048-08W.
6. MOST RECENT RECONNAISSANCE:
   SOUTHWESTERN LIMIT SATELLITE PASS 02 APR 23.
7. REPORT POSITION AND TIME OF ANY ICEBERGS
   SEA ICE OR STATIONARY RADAR TARGETS THAT
   MAY LIKELY BE ICE TO THE NEAREST CANADIAN
   COAST GUARD MARINE COMMUNICATIONS AND
   TRAFFIC SERVICE STATION OR
   USING INMARSAT CODE 42.
8. FOR MORE REPORTING INFORMATION OR TO
   DOWNLOAD SHAPEFILES AND WEEKLY PREDICTIONS,
   GO TO WWW.NAVCEN.USCG.GOV/IIP.
9. CANCEL THIS MSG 040001Z APR 23.

115

NAVAREA IV 378/232023-04-03 20:45Z → cancelled 2023-04-05 00:01Z (archive)

North american ice service (nais) iceberg bulletin 040001Z apr

1. NORTH AMERICAN ICE SERVICE (NAIS)
   ICEBERG BULLETIN 040001Z APR.
2. ICEBERG LIMIT ALONG TRACKLINE JOINING
   46-55N 055-50W, 44-25N 054-00W,
   44-30N 046-35W, 47-00N 043-45W,
   53-00N 048-00W, 58-35N 055-40W.
3. ESTIMATED ICEBERG LIMIT ALONG
   TRACKLINE JOINING
   58-35N 055-40W, 59-00N 049-00W,
   57-35N 043-55W, 59-25N 041-10W,
   63-15N 037-50W, 65-00N 028-00W.
4. WESTERN ICEBERG LIMIT ALONG TRACKLINE
   JOINING
   50-15N 060-58W, 48-40N 058-29W.
5. SEA ICE LIMIT ALONG TRACKLINES
   JOINING:
   A. 46-51N 060-19W, 47-06N 060-08W,
      48-27N 063-12W, 50-16N 058-14W,
      48-35N 059-23W, 47-33N 059-32W,
      47-27N 058-23W, 47-40N 058-15W.
   B. 46-57N 052-54W, 46-52N 052-16W,
      47-45N 052-00W, 49-57N 052-46W,
      51-36N 054-20W, 54-36N 052-35W,
      58-03N 057-56W, 60-49N 060-28W,
      62-54N 057-44W.
   C. 62-25N 040-28W, 60-32N 041-47W,
      59-57N 042-24W, 59-15N 043-55W,
      59-10N 046-44W, 59-46N 048-49W,
      60-50N 050-45W, 61-04N 050-31W,
      60-50N 048-15W.
6. MOST RECENT RECONNAISSANCE:
   SOUTHERN LIMIT SATELLITE PASS 03 APR 23.
7. REPORT POSITION AND TIME OF ANY ICEBERGS
   SEA ICE OR STATIONARY RADAR TARGETS THAT
   MAY LIKELY BE ICE TO THE NEAREST CANADIAN
   COAST GUARD MARINE COMMUNICATIONS AND
   TRAFFIC SERVICE STATION OR
   USING INMARSAT CODE 42.
8. FOR MORE REPORTING INFORMATION OR TO
   DOWNLOAD SHAPEFILES AND WEEKLY PREDICTIONS,
   GO TO WWW.NAVCEN.USCG.GOV/IIP.
9. CANCEL THIS MSG 050001Z APR 23.

116

NAVAREA IV 379/232023-04-04 20:01Z → cancelled 2023-04-06 00:01Z (archive)

North american ice service (nais) iceberg bulletin 050001Z apr

1. NORTH AMERICAN ICE SERVICE (NAIS)
   ICEBERG BULLETIN 050001Z APR.
2. ICEBERG LIMIT ALONG TRACKLINE JOINING
   46-55N 055-50W, 44-25N 054-00W,
   44-10N 047-20W, 47-00N 043-45W,
   53-00N 048-00W, 58-35N 055-40W.
3. ESTIMATED ICEBERG LIMIT ALONG
   TRACKLINE JOINING
   58-35N 055-40W, 58-10N 051-40W,
   56-15N 047-25W, 58-30N 041-35W,
   63-15N 037-50W, 65-00N 028-00W.
4. WESTERN ICEBERG LIMIT ALONG TRACKLINE
   JOINING
   50-15N 060-58W, 48-40N 058-29W.
5. SEA ICE LIMIT ALONG TRACKLINES
   JOINING:
   A. 46-51N 060-19W, 47-06N 060-08W,
      48-27N 063-12W, 50-16N 058-14W,
      48-35N 059-23W, 47-33N 059-32W,
      47-27N 058-23W, 47-40N 058-15W.
   B. 46-57N 052-54W, 46-52N 052-16W,
      47-45N 052-00W, 50-02N 052-25W,
      50-50N 053-33W, 53-49N 051-46W,
      58-03N 057-56W, 60-49N 060-28W,
      62-54N 057-44W.
   C. 62-25N 041-05W, 60-12N 042-19W,
      59-32N 043-26W, 59-19N 045-09W,
      59-49N 049-02W, 61-01N 051-09W,
      61-20N 050-05W, 60-55N 048-15W.
6. MOST RECENT RECONNAISSANCE:
   INTERIOR ICEBERG FLIGHT 04 APR 23.
7. REPORT POSITION AND TIME OF ANY ICEBERGS
   SEA ICE OR STATIONARY RADAR TARGETS THAT
   MAY LIKELY BE ICE TO THE NEAREST CANADIAN
   COAST GUARD MARINE COMMUNICATIONS AND
   TRAFFIC SERVICE STATION OR
   USING INMARSAT CODE 42.
8. FOR MORE REPORTING INFORMATION OR TO
   DOWNLOAD SHAPEFILES AND WEEKLY PREDICTIONS,
   GO TO WWW.NAVCEN.USCG.GOV/IIP.
9. CANCEL THIS MSG 060001Z APR 23.

117

NAVAREA IV 381/232023-04-05 20:10Z → cancelled 2023-04-07 00:01Z (archive)

North american ice service (nais) iceberg bulletin 060001Z apr

1. NORTH AMERICAN ICE SERVICE (NAIS)
   ICEBERG BULLETIN 060001Z APR.
2. ICEBERG LIMIT ALONG TRACKLINE JOINING
   46-55N 055-50W, 44-25N 054-00W,
   44-00N 047-25W, 47-00N 045-30W,
   53-00N 048-00W, 58-35N 055-40W.
3. ESTIMATED ICEBERG LIMIT ALONG
   TRACKLINE JOINING
   58-35N 055-40W, 58-10N 051-40W,
   56-15N 047-25W, 58-30N 041-35W,
   63-15N 037-50W, 65-00N 028-00W.
4. WESTERN ICEBERG LIMIT ALONG TRACKLINE
   JOINING
   50-15N 060-58W, 48-40N 058-29W.
5. SEA ICE LIMIT ALONG TRACKLINES
   JOINING:
   A. 46-19N 060-17W, 46-47N 059-15W,
      48-27N 063-12W, 50-16N 058-14W,
      48-35N 059-23W, 47-33N 059-32W,
      47-27N 058-23W, 47-40N 058-15W.
   B. 47-19N 052-45W, 47-13N 051-59W,
      48-01N 051-02W, 50-31N 052-10W,
      51-02N 053-29W, 54-03N 051-19W,
      58-03N 057-56W, 60-49N 060-28W,
      62-54N 057-44W.
   C. 62-25N 041-18W, 60-38N 042-01W,
      59-34N 042-54W, 59-24N 045-55W,
      59-52N 049-17W, 60-30N 050-53W,
      61-20N 051-29W, 61-32N 050-09W,
      60-59N 048-29W.
6. MOST RECENT RECONNAISSANCE:
   INTERIOR ICEBERG FLIGHT 04 APR 23.
7. NOTE THE SIGNIFICANT REDUCTION
   OF THE ICEBERG LIMIT SINCE 050001Z APR
   BULLETIN DUE TO PREDICTED DETERIORATION.
8. REPORT POSITION AND TIME OF ANY ICEBERGS
   SEA ICE OR STATIONARY RADAR TARGETS THAT
   MAY LIKELY BE ICE TO THE NEAREST CANADIAN
   COAST GUARD MARINE COMMUNICATIONS AND
   TRAFFIC SERVICE STATION OR
   USING INMARSAT CODE 42.
9. FOR MORE REPORTING INFORMATION OR TO
   DOWNLOAD SHAPEFILES AND WEEKLY PREDICTIONS,
   GO TO WWW.NAVCEN.USCG.GOV/IIP.
10. CANCEL THIS MSG 070001Z APR 23.

118

NAVAREA IV 384/232023-04-06 20:43Z → cancelled 2023-04-08 00:01Z (archive)

North american ice service (nais) iceberg bulletin 070001Z apr

1. NORTH AMERICAN ICE SERVICE (NAIS)
   ICEBERG BULLETIN 070001Z APR.
2. ICEBERG LIMIT ALONG TRACKLINE JOINING
   46-55N 055-50W, 44-20N 054-00W,
   43-50N 047-20W, 47-00N 045-30W,
   53-00N 048-00W, 58-35N 055-40W.
3. ESTIMATED ICEBERG LIMIT ALONG
   TRACKLINE JOINING
   58-35N 055-40W, 58-10N 051-40W,
   56-15N 047-25W, 58-30N 041-35W,
   63-15N 037-50W, 65-00N 028-00W.
4. WESTERN ICEBERG LIMIT ALONG TRACKLINE
   JOINING
   50-15N 060-58W, 48-40N 058-29W.
5. SEA ICE LIMIT ALONG TRACKLINES
   JOINING:
   A. 46-07N 059-49W, 46-36N 058-57W,
      48-27N 063-12W, 50-08N 058-05W,
      48-35N 059-23W, 47-33N 059-32W,
      47-27N 058-23W, 47-40N 058-15W.
   B. 47-19N 052-45W, 47-13N 051-59W,
      47-54N 050-53W, 51-20N 052-36W,
      54-03N 051-19W, 56-22N 056-02W,
      58-03N 058-31W, 59-59N 059-42W,
      61-59N 059-11W, 63-06N 057-49W.
   C. 62-25N 041-33W, 60-23N 042-02W,
      59-33N 042-52W, 59-25N 045-57W,
      60-29N 051-08W, 61-30N 051-37W,
      61-55N 051-07W, 61-57N 050-11W,
      61-05N 048-33W.
6. MOST RECENT RECONNAISSANCE:
   INTERIOR ICEBERG FLIGHT 06 APR 23.
7. REPORT POSITION AND TIME OF ANY ICEBERGS
   SEA ICE OR STATIONARY RADAR TARGETS THAT
   MAY LIKELY BE ICE TO THE NEAREST CANADIAN
   COAST GUARD MARINE COMMUNICATIONS AND
   TRAFFIC SERVICE STATION OR
   USING INMARSAT CODE 42.
8. FOR MORE REPORTING INFORMATION OR TO
   DOWNLOAD SHAPEFILES AND WEEKLY PREDICTIONS,
   GO TO WWW.NAVCEN.USCG.GOV/IIP.
9. CANCEL THIS MSG 080001Z APR 23.

119

NAVAREA IV 390/232023-04-07 19:16Z → cancelled 2023-04-09 00:01Z (archive)

North american ice service (nais) iceberg bulletin 080001Z apr

1. NORTH AMERICAN ICE SERVICE (NAIS)
   ICEBERG BULLETIN 080001Z APR.
2. ICEBERG LIMIT ALONG TRACKLINE JOINING
   46-55N 055-50W, 44-20N 054-00W,
   43-50N 047-20W, 47-00N 045-30W,
   53-00N 048-00W, 58-35N 055-40W.
3. ESTIMATED ICEBERG LIMIT ALONG
   TRACKLINE JOINING
   58-35N 055-40W, 58-10N 051-40W,
   56-15N 047-25W, 58-30N 041-35W,
   63-40N 037-30W, 65-25N 029-15W.
4. WESTERN ICEBERG LIMIT ALONG TRACKLINE
   JOINING
   50-15N 060-58W, 48-40N 058-29W.
5. SEA ICE LIMIT ALONG TRACKLINES
   JOINING:
   A. 46-07N 059-49W, 46-29N 059-00W,
      47-23N 060-13W, 48-31N 063-39W,
      49-13N 063-52W, 48-50N 061-56W,
      50-01N 058-08W, 48-33N 059-14W.
   B. 47-16N 052-49W, 47-00N 051-16W,
      47-58N 050-20W, 51-48N 053-08W,
      53-52N 051-13W, 56-22N 056-02W,
      58-03N 058-31W, 62-00N 058-58W,
      63-06N 057-49W.
   C. 62-25N 041-39W, 61-45N 041-36W,
      60-21N 042-06W, 59-24N 043-37W,
      59-20N 045-34W, 59-56N 051-11W,
      61-40N 051-47W, 62-13N 050-34W,
      61-00N 048-17W.
6. MOST RECENT RECONNAISSANCE:
   INTERIOR GENERAL FLIGHT 06 APR 23.
7. REPORT POSITION AND TIME OF ANY ICEBERGS
   SEA ICE OR STATIONARY RADAR TARGETS THAT
   MAY LIKELY BE ICE TO THE NEAREST CANADIAN
   COAST GUARD MARINE COMMUNICATIONS AND
   TRAFFIC SERVICE STATION OR
   USING INMARSAT CODE 42.
8. FOR MORE REPORTING INFORMATION OR TO
   DOWNLOAD SHAPEFILES AND WEEKLY PREDICTIONS,
   GO TO WWW.NAVCEN.USCG.GOV/IIP.
9. CANCEL THIS MSG 090001Z APR 23.

120

NAVAREA IV 395/232023-04-08 19:09Z → cancelled 2023-04-10 00:01Z (archive)

North american ice service (nais) iceberg bulletin 090001Z apr

1. NORTH AMERICAN ICE SERVICE (NAIS)
   ICEBERG BULLETIN 090001Z APR.
2. ICEBERG LIMIT ALONG TRACKLINE JOINING
   46-55N 055-50W, 44-20N 054-00W,
   43-45N 047-05W, 47-00N 045-30W,
   53-00N 048-00W, 58-35N 055-40W.
3. ESTIMATED ICEBERG LIMIT ALONG
   TRACKLINE JOINING
   58-35N 055-40W, 58-10N 051-40W,
   56-15N 047-25W, 58-30N 041-35W,
   63-40N 037-30W, 65-25N 029-15W.
4. WESTERN ICEBERG LIMIT ALONG TRACKLINE
   JOINING
   50-15N 060-58W, 48-40N 058-29W.
5. SEA ICE LIMIT ALONG TRACKLINES
   JOINING:
   A. 46-07N 059-49W, 46-29N 059-00W,
      47-10N 059-23W, 48-31N 063-39W,
      49-13N 063-52W, 48-50N 061-56W,
      50-01N 058-08W, 48-33N 059-14W.
   B. 47-16N 052-49W, 47-00N 051-03W,
      47-58N 050-20W, 51-48N 053-08W,
      53-52N 051-13W, 56-22N 056-02W,
      58-03N 058-31W, 62-00N 058-58W,
      63-06N 057-49W.
   C. 62-25N 041-22W, 62-01N 041-15W,
      59-57N 042-24W, 59-24N 043-36W,
      59-23N 045-32W, 59-56N 051-13W,
      61-38N 052-02W, 62-26N 050-48W,
      61-54N 049-48W, 61-03N 048-21W.
6. MOST RECENT RECONNAISSANCE:
   INTERIOR GENERAL FLIGHT 08 APR 23.
7. REPORT POSITION AND TIME OF ANY ICEBERGS
   SEA ICE OR STATIONARY RADAR TARGETS THAT
   MAY LIKELY BE ICE TO THE NEAREST CANADIAN
   COAST GUARD MARINE COMMUNICATIONS AND
   TRAFFIC SERVICE STATION OR
   USING INMARSAT CODE 42.
8. FOR MORE REPORTING INFORMATION OR TO
   DOWNLOAD SHAPEFILES AND WEEKLY PREDICTIONS,
   GO TO WWW.NAVCEN.USCG.GOV/IIP.
9. CANCEL THIS MSG 100001Z APR 23.

121

NAVAREA IV 399/232023-04-09 19:15Z → cancelled 2023-04-11 00:01Z (archive)

North american ice service (nais) iceberg bulletin 100001Z apr

1. NORTH AMERICAN ICE SERVICE (NAIS)
   ICEBERG BULLETIN 100001Z APR.
2. ICEBERG LIMIT ALONG TRACKLINE JOINING
   46-55N 055-50W, 45-00N 054-05W,
   44-30N 050-05W, 47-35N 046-45W,
   52-15N 048-45W, 58-35N 055-40W.
3. ESTIMATED ICEBERG LIMIT ALONG
   TRACKLINE JOINING
   58-35N 055-40W, 58-10N 051-40W,
   56-15N 047-25W, 58-30N 041-35W,
   63-40N 037-30W, 65-25N 029-15W.
4. WESTERN ICEBERG LIMIT ALONG TRACKLINE
   JOINING
   50-15N 060-05W, 48-52N 058-30W.
5. SEA ICE LIMIT ALONG TRACKLINES
   JOINING:
   A. 46-07N 059-49W, 46-29N 059-00W,
      47-10N 059-23W, 48-31N 063-39W,
      49-13N 063-52W, 48-50N 061-56W,
      50-01N 058-08W, 48-33N 059-14W.
   B. 47-16N 052-49W, 46-51N 051-15W,
      47-58N 050-20W, 51-48N 053-08W,
      53-15N 051-26W, 58-03N 058-31W,
      62-00N 058-58W, 63-06N 057-49W.
   C. 62-25N 040-47W, 60-01N 042-08W,
      59-07N 044-41W, 60-10N 049-22W,
      61-28N 051-55W, 61-57N 051-51W,
      62-13N 050-38W, 61-52N 049-32W.
6. MOST RECENT RECONNAISSANCE:
   SOUTHERN LIMIT ICEBERG FLIGHT 08 APR 23.
7. NOTE THE SIGNIFICANT REDUCTION
   OF THE ICEBERG LIMIT SINCE 090001Z APR
   BULLETIN DUE TO RECENT RECONNAISSANCE.
8. REPORT POSITION AND TIME OF ANY ICEBERGS
   SEA ICE OR STATIONARY RADAR TARGETS THAT
   MAY LIKELY BE ICE TO THE NEAREST CANADIAN
   COAST GUARD MARINE COMMUNICATIONS AND
   TRAFFIC SERVICE STATION OR
   USING INMARSAT CODE 42.
9. FOR MORE REPORTING INFORMATION OR TO
   DOWNLOAD SHAPEFILES AND WEEKLY PREDICTIONS,
   GO TO WWW.NAVCEN.USCG.GOV/IIP.
10. CANCEL THIS MSG 110001Z APR 23.

122

NAVAREA IV 401/232023-04-10 19:03Z → cancelled 2023-04-12 00:01Z (archive)

North american ice service (nais) iceberg bulletin 110001Z apr

1. NORTH AMERICAN ICE SERVICE (NAIS)
   ICEBERG BULLETIN 110001Z APR.
2. ICEBERG LIMIT ALONG TRACKLINE JOINING
   46-55N 055-50W, 44-45N 053-50W,
   44-30N 050-05W, 47-35N 046-45W,
   52-15N 048-45W, 58-35N 055-40W.
3. ESTIMATED ICEBERG LIMIT ALONG
   TRACKLINE JOINING
   58-35N 055-40W, 58-10N 051-40W,
   56-15N 047-25W, 58-30N 041-35W,
   63-40N 037-30W, 65-25N 029-15W.
4. WESTERN ICEBERG LIMIT ALONG TRACKLINE
   JOINING
   50-15N 060-25W, 48-45N 058-35W.
5. SEA ICE LIMIT ALONG TRACKLINES
   JOINING:
   A. 46-25N 060-28W, 46-48N 059-22W,
      47-16N 059-41W, 47-52N 061-30W,
      46-41N 063-28W, 49-22N 064-06W,
      48-51N 061-54W, 50-01N 058-08W,
      48-33N 059-14W.
   B. 47-16N 052-49W, 46-51N 051-15W,
      47-38N 050-36W, 51-28N 052-58W,
      53-00N 051-21W, 58-03N 058-31W,
      62-00N 058-58W, 63-06N 057-49W.
   C. 62-25N 041-06W, 59-34N 042-22W,
      59-00N 043-13W, 59-06N 045-50W,
      60-17N 049-53W, 61-03N 051-07W,
      61-40N 050-54W, 61-41N 050-05W,
      60-49N 048-15W.
6. MOST RECENT RECONNAISSANCE:
   WESTERN LIMIT ICEBERG FLIGHT 09 APR 23.
7. REPORT POSITION AND TIME OF ANY ICEBERGS
   SEA ICE OR STATIONARY RADAR TARGETS THAT
   MAY LIKELY BE ICE TO THE NEAREST CANADIAN
   COAST GUARD MARINE COMMUNICATIONS AND
   TRAFFIC SERVICE STATION OR
   USING INMARSAT CODE 42.
8. FOR MORE REPORTING INFORMATION OR TO
   DOWNLOAD SHAPEFILES AND WEEKLY PREDICTIONS,
   GO TO WWW.NAVCEN.USCG.GOV/IIP.
9. CANCEL THIS MSG 120001Z APR 23.

123

NAVAREA IV 402/232023-04-11 19:03Z → cancelled 2023-04-13 00:01Z (archive)

North american ice service (nais) iceberg bulletin 120001Z apr

1. NORTH AMERICAN ICE SERVICE (NAIS)
   ICEBERG BULLETIN 120001Z APR.
2. ICEBERG LIMIT ALONG TRACKLINE JOINING
   47-25N 054-55W, 45-00N 053-50W,
   45-05N 049-40W, 48-00N 047-00W,
   52-15N 048-45W, 58-35N 055-40W.
3. ESTIMATED ICEBERG LIMIT ALONG
   TRACKLINE JOINING
   58-35N 055-40W, 58-10N 051-40W,
   57-45N 043-45W, 58-05N 041-20W,
   63-40N 037-30W, 65-25N 029-15W.
4. WESTERN ICEBERG LIMIT ALONG TRACKLINE
   JOINING
   50-15N 060-35W, 48-45N 058-35W.
5. SEA ICE LIMIT ALONG TRACKLINES
   JOINING:
   A. 46-25N 060-28W, 46-48N 059-22W,
      47-16N 059-41W, 47-52N 061-30W,
      46-41N 063-28W, 49-22N 064-06W,
      48-51N 061-54W, 50-01N 058-08W,
      48-33N 059-14W.
   B. 46-53N 052-56W, 46-27N 051-15W,
      47-38N 050-36W, 51-08N 052-25W,
      52-58N 050-51W, 58-03N 057-59W,
      60-03N 059-14W, 62-01N 058-48W,
      62-51N 057-43W.
   C. 62-41N 041-18W, 61-59N 041-31W,
      59-51N 042-34W, 58-43N 042-59W,
      59-03N 046-15W, 59-48N 049-09W,
      61-58N 051-01W, 62-03N 049-51W.
6. MOST RECENT RECONNAISSANCE:
   SOUTHERN LIMIT ICEBERG FLIGHT 11 APR 23.
7. REPORT POSITION AND TIME OF ANY ICEBERGS
   SEA ICE OR STATIONARY RADAR TARGETS THAT
   MAY LIKELY BE ICE TO THE NEAREST CANADIAN
   COAST GUARD MARINE COMMUNICATIONS AND
   TRAFFIC SERVICE STATION OR
   USING INMARSAT CODE 42.
8. FOR MORE REPORTING INFORMATION OR TO
   DOWNLOAD SHAPEFILES AND WEEKLY PREDICTIONS,
   GO TO WWW.NAVCEN.USCG.GOV/IIP.
9. CANCEL THIS MSG 130001Z APR 23.

124

NAVAREA IV 406/232023-04-12 19:24Z → cancelled 2023-04-14 00:01Z (archive)

North american ice service (nais) iceberg bulletin 130001Z apr

1. NORTH AMERICAN ICE SERVICE (NAIS)
   ICEBERG BULLETIN 130001Z APR.
2. ICEBERG LIMIT ALONG TRACKLINE JOINING
   47-25N 054-55W, 45-35N 053-45W,
   45-55N 050-20W, 47-20N 048-40W,
   51-20N 047-30W, 58-35N 055-40W.
3. ESTIMATED ICEBERG LIMIT ALONG
   TRACKLINE JOINING
   58-35N 055-40W, 58-10N 051-40W,
   57-45N 043-45W, 58-05N 041-20W,
   63-40N 037-30W, 65-25N 029-15W.
4. WESTERN ICEBERG LIMIT ALONG TRACKLINE
   JOINING
   50-13N 060-39W, 48-43N 058-36W.
5. SEA ICE LIMIT ALONG TRACKLINES
   JOINING:
   A. 46-25N 060-28W, 46-48N 059-22W,
      47-35N 059-55W, 47-52N 061-30W,
      46-41N 063-28W, 49-22N 064-06W,
      48-51N 061-54W, 50-01N 058-08W,
      48-33N 059-14W.
   B. 46-53N 052-56W, 46-27N 051-15W,
      47-14N 049-44W, 51-23N 052-05W,
      53-07N 050-28W, 58-03N 057-59W,
      60-03N 059-14W, 62-01N 058-48W,
      62-51N 057-43W.
   C. 62-41N 041-18W, 61-59N 041-31W,
      59-51N 042-34W, 58-43N 042-59W,
      59-03N 046-15W, 59-48N 049-09W,
      61-58N 051-01W, 62-03N 049-51W.
6. MOST RECENT RECONNAISSANCE:
   SOUTHERN LIMIT ICEBERG FLIGHT 11 APR 23.
7. REPORT POSITION AND TIME OF ANY ICEBERGS
   SEA ICE OR STATIONARY RADAR TARGETS THAT
   MAY LIKELY BE ICE TO THE NEAREST CANADIAN
   COAST GUARD MARINE COMMUNICATIONS AND
   TRAFFIC SERVICE STATION OR
   USING INMARSAT CODE 42.
8. FOR MORE REPORTING INFORMATION OR TO
   DOWNLOAD SHAPEFILES AND WEEKLY PREDICTIONS,
   GO TO GO TO WWW.NAVCEN.USCG.GOV/IIP.
9. CANCEL THIS MSG 140001Z APR 23.

125

NAVAREA IV 412/232023-04-13 20:30Z → cancelled 2023-04-15 00:01Z (archive)

North american ice service (nais) iceberg bulletin 140001Z apr

1. NORTH AMERICAN ICE SERVICE (NAIS)
   ICEBERG BULLETIN 140001Z APR.
2. ICEBERG LIMIT ALONG TRACKLINE JOINING
   47-25N 054-55W, 46-15N 053-45W,
   46-25N 049-50W, 48-05N 048-10W,
   51-20N 047-30W, 58-35N 055-40W.
3. ESTIMATED ICEBERG LIMIT ALONG
   TRACKLINE JOINING
   58-35N 055-40W, 58-10N 051-40W,
   57-45N 043-45W, 58-05N 041-20W,
   63-40N 037-30W, 65-25N 029-15W.
4. WESTERN ICEBERG LIMIT ALONG TRACKLINE
   JOINING
   50-12N 061-07W, 48-43N 058-36W.
5. SEA ICE LIMIT ALONG TRACKLINES
   JOINING:
   A. 46-25N 060-28W, 46-48N 059-22W,
      47-35N 059-55W, 47-52N 061-30W,
      46-41N 063-28W, 49-22N 064-06W,
      48-51N 061-54W, 50-40N 058-10W,
      48-33N 059-14W.
   B. 46-53N 052-56W, 46-27N 051-15W,
      47-57N 049-55W, 51-06N 051-55W,
      53-33N 050-58W, 58-03N 057-59W,
      60-03N 059-14W, 62-01N 058-48W,
      62-51N 057-43W.
   C. 62-25N 041-02W, 60-56N 041-46W,
      59-08N 043-25W, 58-57N 044-19W,
      59-09N 047-06W, 61-11N 051-58W,
      61-24N 052-04W, 62-06N 051-12W,
      61-00N 048-23W.
6. MOST RECENT RECONNAISSANCE:
   INTERIOR ICEBERG FLIGHT 12 APR 23.
7. REPORT POSITION AND TIME OF ANY ICEBERGS
   SEA ICE OR STATIONARY RADAR TARGETS THAT
   MAY LIKELY BE ICE TO THE NEAREST CANADIAN
   COAST GUARD MARINE COMMUNICATIONS AND
   TRAFFIC SERVICE STATION OR
   USING INMARSAT CODE 42.
8. FOR MORE REPORTING INFORMATION OR TO
   DOWNLOAD SHAPEFILES AND WEEKLY PREDICTIONS,
   GO TO WWW.NAVCEN.USCG.GOV/IIP.
9. CANCEL THIS MSG 150001Z APR 23.

126

NAVAREA IV 421/232023-04-15 20:46Z → cancelled 2023-04-17 00:01Z (archive)

North american ice service (nais) iceberg bulletin 160001Z apr

1. NORTH AMERICAN ICE SERVICE (NAIS)
   ICEBERG BULLETIN 160001Z APR.
2. ICEBERG LIMIT ALONG TRACKLINE JOINING
   47-25N 054-55W, 45-40N 053-15W,
   46-20N 049-00W, 48-00N 046-35W,
   51-20N 047-30W, 57-55N 054-55W.
3. ESTIMATED ICEBERG LIMIT ALONG
   TRACKLINE JOINING
   57-55N 054-55W, 56-15N 050-40W,
   57-45N 043-45W, 58-05N 041-20W,
   63-40N 037-30W, 65-25N 029-15W.
4. WESTERN ICEBERG LIMIT ALONG TRACKLINE
   JOINING
   50-12N 061-07W, 48-05N 059-00W.
5. SEA ICE LIMIT ALONG TRACKLINES
   JOINING:
   A. 46-25N 060-28W, 46-48N 059-22W,
      47-35N 059-55W, 47-52N 061-30W,
      46-41N 063-28W, 49-22N 064-06W,
      48-51N 061-54W, 50-40N 058-10W,
      48-33N 059-14W.
   B. 48-06N 052-51W, 48-02N 050-56W,
      48-55N 050-28W, 50-23N 051-45W,
      54-24N 051-56W, 56-34N 056-25W,
      58-03N 057-59W, 60-53N 060-18W,
      63-17N 057-54W.
   C. 62-25N 041-22W, 61-37N 041-29W,
      59-50N 043-11W, 59-31N 044-56W,
      60-15N 049-18W, 61-52N 052-43W,
      61-53N 050-09W, 61-07N 048-29W.
6. MOST RECENT RECONNAISSANCE:
   INTERIOR ICEBERG FLIGHT 12 APR 23.
7. REPORT POSITION AND TIME OF ANY ICEBERGS
   SEA ICE OR STATIONARY RADAR TARGETS THAT
   MAY LIKELY BE ICE TO THE NEAREST CANADIAN
   COAST GUARD MARINE COMMUNICATIONS AND
   TRAFFIC SERVICE STATION OR
   USING INMARSAT CODE 42.
8. FOR MORE REPORTING INFORMATION OR TO
   DOWNLOAD SHAPEFILES AND WEEKLY PREDICTIONS,
   GO TO WWW.NAVCEN.USCG.GOV/IIP.
9. CANCEL THIS MSG 170001Z APR 23.

127

NAVAREA IV 422/232023-04-16 19:28Z → cancelled 2023-04-18 00:01Z (archive)

North american ice service (nais) iceberg bulletin 170001Z apr

1. NORTH AMERICAN ICE SERVICE (NAIS)
   ICEBERG BULLETIN 170001Z APR.
2. ICEBERG LIMIT ALONG TRACKLINE JOINING
   47-25N 054-55W, 45-15N 053-15W,
   46-05N 049-00W, 48-00N 047-15W,
   51-25N 048-00W, 57-55N 054-55W.
3. ESTIMATED ICEBERG LIMIT ALONG
   TRACKLINE JOINING
   57-55N 054-55W, 56-15N 050-40W,
   57-45N 043-45W, 58-05N 041-20W,
   63-40N 037-30W, 65-25N 029-15W.
4. WESTERN ICEBERG LIMIT ALONG TRACKLINE
   JOINING
   50-12N 061-07W, 48-05N 059-00W.
5. SEA ICE LIMIT ALONG TRACKLINES
   JOINING:
   A. 46-25N 060-28W, 46-48N 059-22W,
      47-35N 059-55W, 47-52N 061-30W,
      46-41N 063-28W, 49-22N 064-06W,
      48-51N 061-54W, 50-40N 058-10W,
      48-33N 059-14W.
   B. 47-15N 052-49W, 47-38N 050-28W,
      48-48N 050-42W, 50-33N 052-35W,
      54-18N 052-12W, 57-08N 057-57W,
      58-03N 058-26W, 60-21N 059-55W,
      62-55N 057-45W.
   C. 62-25N 041-40W, 59-45N 043-14W,
      59-20N 045-28W, 60-17N 049-48W,
      61-20N 052-00W, 61-32N 050-21W,
      61-05N 048-04W.
6. MOST RECENT RECONNAISSANCE:
   INTERIOR ICEBERG FLIGHT 12 APR 23.
7. REPORT POSITION AND TIME OF ANY ICEBERGS
   SEA ICE OR STATIONARY RADAR TARGETS THAT
   MAY LIKELY BE ICE TO THE NEAREST CANADIAN
   COAST GUARD MARINE COMMUNICATIONS AND
   TRAFFIC SERVICE STATION OR
   USING INMARSAT CODE 42.
8. FOR MORE REPORTING INFORMATION OR TO
   DOWNLOAD SHAPEFILES AND WEEKLY PREDICTIONS,
   GO TO WWW.NAVCEN.USCG.GOV/IIP.
9. CANCEL THIS MSG 180001Z APR 23.

128

NAVAREA IV 424/232023-04-17 20:03Z → cancelled 2023-04-19 00:01Z (archive)

North american ice service (nais) iceberg bulletin 180001Z apr

1. NORTH AMERICAN ICE SERVICE (NAIS)
   ICEBERG BULLETIN 180001Z APR.
2. ICEBERG LIMIT ALONG TRACKLINE JOINING
   47-13N 055-10W, 45-35N 053-30W,
   46-05N 049-00W, 48-00N 047-00W,
   51-25N 048-00W, 57-55N 054-55W.
3. ESTIMATED ICEBERG LIMIT ALONG
   TRACKLINE JOINING
   57-55N 054-55W, 56-15N 050-40W,
   57-45N 043-45W, 58-05N 041-20W,
   63-40N 037-30W, 65-25N 029-15W.
4. WESTERN ICEBERG LIMIT ALONG TRACKLINE
   JOINING
   50-12N 061-13W, 48-00N 059-12W.
5. SEA ICE LIMIT ALONG TRACKLINES
   JOINING:
   A. 46-25N 060-28W, 46-55N 059-51W,
      47-46N 061-26W, 46-41N 063-28W,
      49-22N 064-06W, 48-51N 061-54W,
      50-40N 058-10W, 48-33N 059-14W.
   B. 47-15N 052-49W, 47-18N 050-26W,
      48-48N 050-42W, 50-33N 052-35W,
      54-18N 052-12W, 57-08N 057-57W,
      58-03N 058-26W, 60-21N 059-55W,
      62-55N 057-45W.
   C. 62-25N 041-22W, 59-57N 042-38W,
      59-18N 045-31W, 60-14N 050-08W,
      61-01N 051-25W, 61-35N 050-41W,
      60-53N 048-06W.
6. MOST RECENT RECONNAISSANCE:
   SOUTHERN LIMIT ICEBERG FLIGHT 17 APR 23.
7. REPORT POSITION AND TIME OF ANY ICEBERGS
   SEA ICE OR STATIONARY RADAR TARGETS THAT
   MAY LIKELY BE ICE TO THE NEAREST CANADIAN
   COAST GUARD MARINE COMMUNICATIONS AND
   TRAFFIC SERVICE STATION OR
   USING INMARSAT CODE 42.
8. FOR MORE REPORTING INFORMATION OR TO
   DOWNLOAD SHAPEFILES AND WEEKLY PREDICTIONS,
   GO TO WWW.NAVCEN.USCG.GOV/IIP.
9. CANCEL THIS MSG 190001Z APR 23.

129

NAVAREA IV 427/232023-04-18 20:15Z → cancelled 2023-04-20 00:01Z (archive)

North american ice service (nais) iceberg bulletin 190001Z apr

1. NORTH AMERICAN ICE SERVICE (NAIS)
   ICEBERG BULLETIN 190001Z APR.
2. ICEBERG LIMIT ALONG TRACKLINE JOINING
   47-13N 055-10W, 45-35N 053-30W,
   46-05N 049-00W, 48-00N 047-00W,
   51-25N 048-00W, 57-55N 054-55W.
3. ESTIMATED ICEBERG LIMIT ALONG
   TRACKLINE JOINING
   57-55N 054-55W, 56-00N 050-25W,
   56-20N 048-40W, 57-20N 046-00W,
   58-05N 041-20W, 63-40N 037-30W,
   65-25N 029-15W.
4. WESTERN ICEBERG LIMIT ALONG TRACKLINE
   JOINING
   50-12N 061-13W, 48-00N 059-12W.
5. SEA ICE LIMIT ALONG TRACKLINES
   JOINING:
   A. 46-25N 060-28W, 46-55N 059-51W,
      47-46N 061-26W, 46-41N 063-28W,
      49-22N 064-06W, 48-51N 061-54W,
      50-40N 058-10W, 48-33N 059-14W.
   B. 47-04N 052-51W, 47-09N 050-31W,
      48-48N 050-42W, 50-33N 052-35W,
      54-18N 052-12W, 57-08N 057-57W,
      58-03N 058-26W, 60-21N 059-55W,
      62-55N 057-45W.
   C. 62-41N 041-04W, 60-47N 042-02W,
      59-43N 042-38W, 59-04N 045-48W,
      60-20N 050-21W, 61-12N 051-15W,
      61-21N 049-02W.
6. MOST RECENT RECONNAISSANCE:
   SOUTHERN LIMIT ICEBERG FLIGHT 17 APR 23.
7. REPORT POSITION AND TIME OF ANY ICEBERGS
   SEA ICE OR STATIONARY RADAR TARGETS THAT
   MAY LIKELY BE ICE TO THE NEAREST CANADIAN
   COAST GUARD MARINE COMMUNICATIONS AND
   TRAFFIC SERVICE STATION OR
   USING INMARSAT CODE 42.
8. FOR MORE REPORTING INFORMATION OR TO
   DOWNLOAD SHAPEFILES AND WEEKLY PREDICTIONS,
   GO TO WWW.NAVCEN.USCG.GOV/IIP.
9. CANCEL THIS MSG 200001Z APR 23.

130

NAVAREA IV 430/232023-04-19 20:04Z → cancelled 2023-04-21 00:01Z (archive)

North american ice service (nais) iceberg bulletin 200001Z apr

1. NORTH AMERICAN ICE SERVICE (NAIS)
   ICEBERG BULLETIN 200001Z APR.
2. ICEBERG LIMIT ALONG TRACKLINE JOINING
   47-13N 055-10W, 45-30N 053-25W,
   46-05N 049-00W, 48-00N 047-00W,
   51-25N 048-00W, 57-55N 054-55W.
3. ESTIMATED ICEBERG LIMIT ALONG
   TRACKLINE JOINING
   57-55N 054-55W, 56-00N 050-25W,
   56-20N 048-40W, 57-20N 046-00W,
   58-05N 041-20W, 63-40N 037-30W,
   65-25N 029-15W.
4. WESTERN ICEBERG LIMIT ALONG TRACKLINE
   JOINING
   50-12N 061-13W, 48-00N 059-12W.
5. SEA ICE LIMIT ALONG TRACKLINES
   JOINING:
   A. 46-25N 060-28W, 46-55N 059-51W,
      47-46N 061-26W, 46-41N 063-28W,
      49-22N 064-06W, 48-51N 061-54W,
      50-40N 058-10W, 48-33N 059-14W.
   B. 47-04N 052-51W, 47-09N 050-31W,
      48-48N 050-42W, 50-22N 052-35W,
      54-08N 052-12W, 56-44N 057-38W,
      58-03N 058-26W, 60-11N 059-10W,
      62-01N 058-47W, 62-55N 057-45W.
   C. 62-25N 041-25W, 59-18N 043-16W,
      59-01N 045-50W, 60-19N 050-22W,
      60-48N 050-31W, 61-09N 049-53W,
      60-18N 048-24W, 60-45N 047-02W.
6. MOST RECENT RECONNAISSANCE:
   SOUTHERN LIMIT ICEBERG FLIGHT 17 APR 23.
7. REPORT POSITION AND TIME OF ANY ICEBERGS
   SEA ICE OR STATIONARY RADAR TARGETS THAT
   MAY LIKELY BE ICE TO THE NEAREST CANADIAN
   COAST GUARD MARINE COMMUNICATIONS AND
   TRAFFIC SERVICE STATION OR
   USING INMARSAT CODE 42.
8. FOR MORE REPORTING INFORMATION OR TO
   DOWNLOAD SHAPEFILES AND WEEKLY PREDICTIONS,
   GO TO WWW.NAVCEN.USCG.GOV/IIP.
9. CANCEL THIS MSG 210001Z APR 23.

131

NAVAREA IV 433/232023-04-20 19:44Z → cancelled 2023-04-22 00:01Z (archive)

North american ice service (nais) iceberg bulletin 210001Z apr

1. NORTH AMERICAN ICE SERVICE (NAIS)
   ICEBERG BULLETIN 210001Z APR.
2. ICEBERG LIMIT ALONG TRACKLINE JOINING
   47-13N 055-10W, 45-25N 053-15W,
   45-55N 049-10W, 48-00N 047-00W,
   51-25N 048-00W, 57-55N 054-55W.
3. ESTIMATED ICEBERG LIMIT ALONG
   TRACKLINE JOINING
   57-55N 054-55W, 56-00N 050-25W,
   56-20N 048-40W, 57-20N 046-00W,
   58-05N 041-20W, 63-40N 037-30W,
   65-25N 029-15W.
4. WESTERN ICEBERG LIMIT ALONG TRACKLINE
   JOINING
   50-12N 061-20W, 48-00N 059-12W.
5. SEA ICE LIMIT ALONG TRACKLINES
   JOINING:
   A. 46-43N 060-21W, 47-04N 059-53W,
      47-28N 060-50W, 46-42N 062-30W,
      49-23N 064-20W, 49-16N 067-06W,
      50-05N 066-05W, 49-56N 060-14W,
      50-45N 057-49W, 48-33N 059-14W.
   B. 47-20N 052-44W, 47-21N 051-59W,
      50-05N 052-01W, 51-00N 052-51W,
      53-47N 052-17W, 55-33N 053-45W,
      57-01N 057-06W, 58-03N 058-26W,
      61-46N 059-51W, 63-22N 057-57W.
   C. 62-25N 040-53W, 59-16N 043-18W,
      58-57N 045-44W, 60-29N 050-38W,
      61-18N 050-44W, 61-22N 050-06W,
      60-23N 048-47W, 60-44N 047-26W.
6. MOST RECENT RECONNAISSANCE:
   INTERIOR ICEBERG FLIGHT 19 APR 22.
7. REPORT POSITION AND TIME OF ANY ICEBERGS
   SEA ICE OR STATIONARY RADAR TARGETS THAT
   MAY LIKELY BE ICE TO THE NEAREST CANADIAN
   COAST GUARD MARINE COMMUNICATIONS AND
   TRAFFIC SERVICE STATION OR
   USING INMARSAT CODE 42.
8. FOR MORE REPORTING INFORMATION OR TO
   DOWNLOAD SHAPEFILES AND WEEKLY PREDICTIONS,
   GO TO WWW.NAVCEN.USCG.GOV/IIP.
9. CANCEL THIS MSG 220001Z APR 23.

132

NAVAREA IV 438/232023-04-21 19:17Z → cancelled 2023-04-23 00:01Z (archive)

North american ice service (nais) iceberg bulletin 220001Z apr

1. NORTH AMERICAN ICE SERVICE (NAIS)
   ICEBERG BULLETIN 220001Z APR.
2. ICEBERG LIMIT ALONG TRACKLINE JOINING
   47-13N 055-10W, 45-25N 053-15W,
   45-55N 049-10W, 48-00N 047-00W,
   51-25N 048-00W, 57-55N 054-55W.
3. ESTIMATED ICEBERG LIMIT ALONG
   TRACKLINE JOINING
   57-55N 054-55W, 56-30N 049-45W,
   57-55N 042-10W, 63-40N 037-30W,
   65-25N 029-15W.
4. WESTERN ICEBERG LIMIT ALONG TRACKLINE
   JOINING
   50-12N 061-20W, 48-00N 059-12W.
5. SEA ICE LIMIT ALONG TRACKLINES
   JOINING:
   A. 46-43N 060-21W, 47-04N 059-53W,
      47-28N 060-50W, 46-42N 062-30W,
      49-03N 064-06W, 49-04N 064-35W.
   B. 49-51N 067-01W, 50-05N 066-05W,
      49-56N 060-14W, 50-45N 057-49W,
      48-33N 059-14W.
   C. 47-32N 052-37W, 49-14N 051-27W,
      51-12N 052-58W, 52-48N 052-03W,
      55-35N 052-40W, 57-19N 057-25W,
      58-03N 058-09W, 59-58N 059-12W,
      61-21N 060-53W, 63-22N 057-57W.
   D. 62-25N 041-17W, 61-52N 040-54W,
      59-46N 042-25W, 59-10N 044-11W,
      58-58N 046-27W, 60-31N 050-49W,
      61-22N 051-20W, 61-50N 050-33W,
      60-48N 048-22W.
6. MOST RECENT RECONNAISSANCE:
   INTERIOR ICEBERG FLIGHT 19 APR 23.
7. REPORT POSITION AND TIME OF ANY ICEBERGS
   SEA ICE OR STATIONARY RADAR TARGETS THAT
   MAY LIKELY BE ICE TO THE NEAREST CANADIAN
   COAST GUARD MARINE COMMUNICATIONS AND
   TRAFFIC SERVICE STATION OR
   USING INMARSAT CODE 42.
8. FOR MORE REPORTING INFORMATION OR TO
   DOWNLOAD SHAPEFILES AND WEEKLY PREDICTIONS,
   GO TO WWW.NAVCEN.USCG.GOV/IIP.
9. CANCEL THIS MSG 230001Z APR 23.

133

NAVAREA IV 442/232023-04-22 19:16Z → cancelled 2023-04-24 00:01Z (archive)

North american ice service (nais) iceberg bulletin 230001Z apr

1. NORTH AMERICAN ICE SERVICE (NAIS)
   ICEBERG BULLETIN 230001Z APR.
2. ICEBERG LIMIT ALONG TRACKLINE JOINING
   47-13N 055-10W, 45-20N 053-10W,
   45-55N 049-10W, 48-00N 047-00W,
   51-25N 048-00W, 57-55N 054-55W.
3. ESTIMATED ICEBERG LIMIT ALONG
   TRACKLINE JOINING
   57-55N 054-55W, 56-30N 049-45W,
   57-55N 042-10W, 63-40N 037-30W,
   65-25N 029-15W.
4. WESTERN ICEBERG LIMIT ALONG TRACKLINE
   JOINING
   50-08N 061-47W, 47-53N 059-19W.
5. SEA ICE LIMIT ALONG TRACKLINES
   JOINING:
   A. 46-43N 060-21W, 47-04N 059-53W,
      47-28N 060-50W, 46-42N 062-30W,
      49-03N 064-06W, 49-04N 064-35W.
   B. 49-51N 067-01W, 50-05N 066-05W,
      49-56N 060-14W, 50-45N 057-49W,
      48-33N 059-14W.
   C. 47-32N 052-37W, 49-38N 052-06W,
      50-54N 053-26W, 52-48N 052-03W,
      55-35N 052-40W, 57-19N 057-25W,
      58-03N 058-09W, 59-58N 059-12W,
      61-21N 060-53W, 63-22N 057-57W.
   D. 62-25N 041-11W, 60-05N 042-02W,
      59-23N 044-19W, 59-17N 045-51W,
      59-45N 049-06W, 60-21N 050-49W,
      61-21N 051-39W, 61-54N 051-15W,
      61-49N 050-26W, 60-50N 050-03W,
      60-48N 048-27W.
6. MOST RECENT RECONNAISSANCE:
   INTERIOR ICEBERG FLIGHT 21 APR 23.
7. REPORT POSITION AND TIME OF ANY ICEBERGS
   SEA ICE OR STATIONARY RADAR TARGETS THAT
   MAY LIKELY BE ICE TO THE NEAREST CANADIAN
   COAST GUARD MARINE COMMUNICATIONS AND
   TRAFFIC SERVICE STATION OR
   USING INMARSAT CODE 42.
8. FOR MORE REPORTING INFORMATION OR TO
   DOWNLOAD SHAPEFILES AND WEEKLY PREDICTIONS,
   GO TO WWW.NAVCEN.USCG.GOV/IIP.
9. CANCEL THIS MSG 240001Z APR 23.

134

NAVAREA IV 455/232023-04-23 19:11Z → cancelled 2023-04-25 00:01Z (archive)

North american ice service (nais) iceberg bulletin 240001Z apr

1. NORTH AMERICAN ICE SERVICE (NAIS)
   ICEBERG BULLETIN 240001Z APR.
2. ICEBERG LIMIT ALONG TRACKLINE JOINING
   46-55N 055-25W, 45-10N 053-10W,
   45-40N 049-55W, 47-40N 047-30W,
   51-25N 048-00W, 57-55N 054-55W.
3. ESTIMATED ICEBERG LIMIT ALONG
   TRACKLINE JOINING
   57-55N 054-55W, 56-30N 049-45W,
   57-55N 042-10W, 63-40N 037-30W,
   65-25N 029-15W.
4. WESTERN ICEBERG LIMIT ALONG TRACKLINE
   JOINING
   50-17N 062-13W, 47-38N 059-16W.
5. SEA ICE LIMIT ALONG TRACKLINES
   JOINING:
   A. 46-43N 060-21W, 47-04N 059-53W,
      47-28N 060-50W, 46-42N 062-30W,
      49-03N 064-06W, 49-04N 064-35W.
   B. 49-51N 067-01W, 50-05N 066-05W,
      49-56N 060-14W, 50-45N 057-49W,
      48-33N 059-14W.
   C. 47-32N 052-37W, 49-38N 052-06W,
      50-54N 053-26W, 52-48N 052-03W,
      55-35N 052-40W, 57-20N 057-18W,
      58-03N 057-42W, 60-02N 059-02W,
      61-24N 060-44W, 63-22N 057-57W.
   D. 62-25N 041-17W, 61-24N 041-14W,
      59-57N 041-59W, 59-23N 043-11W,
      59-20N 045-14W, 60-19N 051-05W,
      60-57N 051-10W, 61-09N 049-34W,
      60-43N 048-15W.
6. MOST RECENT RECONNAISSANCE:
   INTERIOR ICEBERG FLIGHT 21 APR 23.
7. REPORT POSITION AND TIME OF ANY ICEBERGS
   SEA ICE OR STATIONARY RADAR TARGETS THAT
   MAY LIKELY BE ICE TO THE NEAREST CANADIAN
   COAST GUARD MARINE COMMUNICATIONS AND
   TRAFFIC SERVICE STATION OR
   USING INMARSAT CODE 42.
8. FOR MORE REPORTING INFORMATION OR TO
   DOWNLOAD SHAPEFILES AND WEEKLY PREDICTIONS,
   GO TO WWW.NAVCEN.USCG.GOV/IIP.
9. CANCEL THIS MSG 250001Z APR 23.

135

NAVAREA IV 459/232023-04-24 19:42Z → cancelled 2023-04-26 00:01Z (archive)

North american ice service (nais) iceberg bulletin 250001Z apr

1. NORTH AMERICAN ICE SERVICE (NAIS)
   ICEBERG BULLETIN 250001Z APR.
2. ICEBERG LIMIT ALONG TRACKLINE JOINING
   46-55N 055-51W, 45-00N 053-40W,
   45-25N 050-00W, 47-40N 047-25W,
   51-25N 048-00W, 57-55N 054-55W.
3. ESTIMATED ICEBERG LIMIT ALONG
   TRACKLINE JOINING
   57-55N 054-55W, 56-30N 049-45W,
   57-55N 042-10W, 63-40N 037-30W,
   65-25N 029-15W.
4. WESTERN ICEBERG LIMIT ALONG TRACKLINE
   JOINING
   50-20N 063-10W, 47-38N 059-16W.
5. SEA ICE LIMIT ALONG TRACKLINES
   JOINING:
   A. 47-00N 060-38W, 47-04N 060-50W,
      46-28N 062-02W.
   B. 47-03N 064-01W, 48-50N 063-54W,
      48-53N 064-13W.
   C. 49-51N 067-01W, 50-05N 066-05W,
      50-00N 060-03W, 50-45N 057-41W,
      49-23N 058-32W, 49-09N 058-22W.
   D. 47-32N 052-37W, 49-38N 052-06W,
      50-54N 053-26W, 52-48N 051-33W,
      55-25N 052-07W, 57-24N 057-09W,
      58-03N 057-26W, 59-55N 058-21W,
      61-43N 060-19W, 63-34N 057-57W.
   E. 62-25N 041-10W, 61-13N 041-22W,
      59-44N 041-51W, 59-14N 045-35W,
      60-13N 051-08W, 60-56N 050-58W,
      61-12N 049-48W, 60-44N 048-17W.
6. MOST RECENT RECONNAISSANCE:
   INTERIOR ICEBERG FLIGHT 21 APR 23.
7. REPORT POSITION AND TIME OF ANY ICEBERGS
   SEA ICE OR STATIONARY RADAR TARGETS THAT
   MAY LIKELY BE ICE TO THE NEAREST CANADIAN
   COAST GUARD MARINE COMMUNICATIONS AND
   TRAFFIC SERVICE STATION OR
   USING INMARSAT CODE 42.
8. FOR MORE REPORTING INFORMATION OR TO
   DOWNLOAD SHAPEFILES AND WEEKLY PREDICTIONS,
   GO TO WWW.NAVCEN.USCG.GOV/IIP.
9. CANCEL THIS MSG 260001Z APR 23.

136

NAVAREA IV 461/232023-04-25 19:16Z → cancelled 2023-04-27 00:01Z (archive)

North american ice service (nais) iceberg bulletin 260001Z apr

1. NORTH AMERICAN ICE SERVICE (NAIS)
   ICEBERG BULLETIN 260001Z APR.
2. ICEBERG LIMIT ALONG TRACKLINE JOINING
   46-55N 055-51W, 45-00N 054-00W,
   45-00N 050-20W, 47-40N 047-25W,
   51-25N 048-00W, 57-55N 054-55W.
3. ESTIMATED ICEBERG LIMIT ALONG
   TRACKLINE JOINING
   57-55N 054-55W, 56-30N 049-45W,
   58-00N 041-35W, 63-40N 037-30W,
   65-25N 029-15W.
4. WESTERN ICEBERG LIMIT ALONG TRACKLINE
   JOINING
   50-15N 061-40W, 48-00N 059-00W.
5. SEA ICE LIMIT ALONG TRACKLINES
   JOINING:
   A. 46-41N 064-43W, 47-52N 064-06W,
      48-39N 063-55W, 48-45N 064-10W.
   B. 50-04N 066-44W, 49-56N 059-47W,
      50-39N 057-36W, 49-50N 058-09W,
      49-27N 058-12W.
   C. 48-08N 052-54W, 49-33N 052-13W,
      51-20N 053-54W, 52-36N 051-54W,
      55-25N 052-07W, 57-34N 057-00W,
      58-03N 057-26W, 59-55N 058-21W,
      61-43N 060-19W, 63-34N 057-57W.
   D. 62-25N 041-05W, 61-45N 041-02W,
      59-31N 042-05W, 59-11N 045-55W,
      59-43N 048-20W, 59-47N 050-59W,
      60-33N 051-05W, 61-21N 050-13W,
      60-38N 048-08W.
6. MOST RECENT RECONNAISSANCE:
   WESTERN LIMIT ICEBERG FLIGHT 24 APR 23.
7. REPORT POSITION AND TIME OF ANY ICEBERGS
   SEA ICE OR STATIONARY RADAR TARGETS THAT
   MAY LIKELY BE ICE TO THE NEAREST CANADIAN
   COAST GUARD MARINE COMMUNICATIONS AND
   TRAFFIC SERVICE STATION OR
   USING INMARSAT CODE 42.
8. FOR MORE REPORTING INFORMATION OR TO
   DOWNLOAD SHAPEFILES AND WEEKLY PREDICTIONS,
   GO TO WWW.NAVCEN.USCG.GOV/IIP.
9. CANCEL THIS MSG 270001Z APR 23.

137

NAVAREA IV 465/232023-04-26 19:16Z → cancelled 2023-04-28 00:01Z (archive)

North american ice service (nais) iceberg bulletin 270001Z apr

1. NORTH AMERICAN ICE SERVICE (NAIS)
   ICEBERG BULLETIN 270001Z APR.
2. ICEBERG LIMIT ALONG TRACKLINE JOINING
   46-55N 055-51W, 45-00N 054-00W,
   45-00N 050-20W, 47-40N 047-25W,
   51-25N 048-00W, 55-25N 051-45W,
   57-55N 054-55W.
3. ESTIMATED ICEBERG LIMIT ALONG
   TRACKLINE JOINING
   57-55N 054-55W, 56-30N 049-45W,
   58-00N 041-35W, 63-40N 037-30W,
   65-25N 029-15W.
4. WESTERN ICEBERG LIMIT ALONG TRACKLINE
   JOINING
   50-15N 061-40W, 48-00N 059-00W.
5. SEA ICE LIMIT ALONG TRACKLINES
   JOINING:
   A. 46-41N 064-43W, 47-52N 064-06W,
      48-39N 063-55W, 48-45N 064-10W.
   B. 50-16N 064-12W, 50-10N 064-09W,
      49-56N 059-47W, 50-50N 058-11W,
      50-50N 057-29W, 49-52N 058-01W,
      49-45N 057-55W.
   C. 48-08N 052-54W, 49-26N 052-20W,
      51-13N 054-07W, 52-34N 052-07W,
      55-25N 052-07W, 58-03N 057-26W,
      59-55N 058-21W, 61-43N 060-19W,
      63-34N 057-57W.
   D. 62-41N 041-12W, 61-37N 041-20W,
      59-37N 042-35W, 59-16N 043-33W,
      59-19N 046-30W, 59-59N 050-54W,
      61-13N 051-17W, 61-33N 050-12W,
      60-57N 048-24W.
6. MOST RECENT RECONNAISSANCE:
   WESTERN LIMIT ICEBERG FLIGHT 24 APR 23.
7. REPORT POSITION AND TIME OF ANY ICEBERGS
   SEA ICE OR STATIONARY RADAR TARGETS THAT
   MAY LIKELY BE ICE TO THE NEAREST CANADIAN
   COAST GUARD MARINE COMMUNICATIONS AND
   TRAFFIC SERVICE STATION OR
   USING INMARSAT CODE 42.
8. FOR MORE REPORTING INFORMATION OR TO
   DOWNLOAD SHAPEFILES AND WEEKLY PREDICTIONS,
   GO TO WWW.NAVCEN.USCG.GOV/IIP.
9. CANCEL THIS MSG 280001Z APR 23.

138

NAVAREA IV 467/232023-04-27 20:00Z → cancelled 2023-04-29 00:01Z (archive)

North american ice service (nais) iceberg bulletin 280001Z apr

1. NORTH AMERICAN ICE SERVICE (NAIS)
   ICEBERG BULLETIN 280001Z APR.
2. ICEBERG LIMIT ALONG TRACKLINE JOINING
   46-55N 055-51W, 44-40N 055-00W,
   44-45N 051-00W, 49-15N 048-10W,
   55-40N 051-25W, 57-55N 054-55W.
3. ESTIMATED ICEBERG LIMIT ALONG
   TRACKLINE JOINING
   57-55N 054-55W, 56-30N 049-45W,
   58-00N 041-35W, 63-40N 037-30W,
   65-25N 029-15W.
4. WESTERN ICEBERG LIMIT ALONG TRACKLINE
   JOINING
   50-15N 061-40W, 48-00N 059-00W.
5. SEA ICE LIMIT ALONG TRACKLINES
   JOINING:
   A. 46-41N 064-43W, 48-30N 063-45W,
      48-45N 064-10W.
   B. 50-16N 064-12W, 50-10N 064-09W,
      49-55N 060-05W, 50-50N 058-11W,
      51-02N 057-23W, 49-52N 058-01W,
      49-45N 057-55W.
   C. 48-08N 052-54W, 49-26N 052-20W,
      50-31N 054-39W, 53-33N 053-53W,
      52-34N 052-07W, 55-25N 052-07W,
      58-03N 057-26W, 59-43N 058-13W,
      61-06N 059-50W, 63-07N 057-50W.
   D. 62-40N 040-53W, 61-23N 041-23W,
      59-31N 042-46W, 59-11N 045-02W,
      59-20N 046-50W, 60-48N 051-11W,
      61-30N 051-35W, 61-37N 049-58W,
      60-58N 048-25W.
6. MOST RECENT RECONNAISSANCE:
   SOUTHEASTERN LIMIT ICEBERG FLIGHT 26 APR 23.
7. NOTE THE SIGNIFICANT REDUCTION
   OF THE ICEBERG LIMIT SINCE 270001Z APR
   BULLETIN DUE TO RECENT RECONNAISSANCE.
8. REPORT POSITION AND TIME OF ANY ICEBERGS
   SEA ICE OR STATIONARY RADAR TARGETS THAT
   MAY LIKELY BE ICE TO THE NEAREST CANADIAN
   COAST GUARD MARINE COMMUNICATIONS AND
   TRAFFIC SERVICE STATION OR
   USING INMARSAT CODE 42.
9. FOR MORE REPORTING INFORMATION OR TO
   DOWNLOAD SHAPEFILES AND WEEKLY PREDICTIONS,
   GO TO WWW.NAVCEN.USCG.GOV/IIP.
10. CANCEL THIS MSG 290001Z APR 23.

139

NAVAREA IV 472/232023-04-28 19:34Z → cancelled 2023-04-30 00:01Z (archive)

North american ice service (nais) iceberg bulletin 290001Z apr

1. NORTH AMERICAN ICE SERVICE (NAIS)
   ICEBERG BULLETIN 290001Z APR.
2. ICEBERG LIMIT ALONG TRACKLINE JOINING
   46-55N 055-51W, 44-40N 055-00W,
   44-45N 051-00W, 49-15N 048-10W,
   55-40N 051-25W, 57-55N 054-55W.
3. ESTIMATED ICEBERG LIMIT ALONG
   TRACKLINE JOINING
   57-55N 054-55W, 57-30N 049-35W,
   58-45N 041-05W, 62-55N 038-05W,
   65-25N 029-15W.
4. WESTERN ICEBERG LIMIT ALONG TRACKLINE
   JOINING
   50-15N 061-40W, 48-00N 059-00W.
5. SEA ICE LIMIT ALONG TRACKLINES
   JOINING:
   A. 46-41N 064-43W, 48-30N 063-45W,
      48-45N 064-10W.
   B. 50-13N 063-24W, 49-50N 060-10W,
      51-00N 057-30W, 50-00N 058-00W,
      49-45N 057-55W.
   C. 48-08N 052-54W, 49-26N 052-20W,
      50-31N 054-39W, 52-55N 054-03W,
      52-34N 052-07W, 55-04N 051-52W,
      58-03N 057-40W, 61-19N 060-09W,
      63-13N 057-53W.
   D. 62-25N 041-46W, 61-58N 041-23W,
      60-08N 042-25W, 59-23N 044-01W,
      59-18N 045-48W, 60-36N 051-15W,
      61-06N 051-41W, 61-39N 050-31W,
      60-48N 048-21W.
6. MOST RECENT RECONNAISSANCE:
   SOUTHEASTERN LIMIT ICEBERG FLIGHT 26 APR 23.
7. REPORT POSITION AND TIME OF ANY ICEBERGS
   SEA ICE OR STATIONARY RADAR TARGETS THAT
   MAY LIKELY BE ICE TO THE NEAREST CANADIAN
   COAST GUARD MARINE COMMUNICATIONS AND
   TRAFFIC SERVICE STATION OR
   USING INMARSAT CODE 42.
8. FOR MORE REPORTING INFORMATION OR TO
   DOWNLOAD SHAPEFILES AND WEEKLY PREDICTIONS,
   GO TO WWW.NAVCEN.USCG.GOV/IIP.
9. CANCEL THIS MSG 300001Z APR 23.

140

NAVAREA IV 482/232023-04-29 19:16Z → cancelled 2023-05-01 00:01Z (archive)

North american ice service (nais) iceberg bulletin 300001Z apr

1. NORTH AMERICAN ICE SERVICE (NAIS)
   ICEBERG BULLETIN 300001Z APR.
2. ICEBERG LIMIT ALONG TRACKLINE JOINING
   46-55N 055-51W, 44-40N 055-00W,
   44-45N 051-00W, 49-15N 048-10W,
   55-40N 051-25W, 57-55N 054-55W.
3. ESTIMATED ICEBERG LIMIT ALONG
   TRACKLINE JOINING
   57-55N 054-55W, 57-30N 049-35W,
   58-45N 041-05W, 62-55N 038-05W,
   65-25N 029-15W.
4. WESTERN ICEBERG LIMIT ALONG TRACKLINE
   JOINING
   50-18N 062-07W, 48-00N 059-00W.
5. SEA ICE LIMIT ALONG TRACKLINES
   JOINING:
   A. 47-05N 065-01W, 48-30N 063-45W,
      48-35N 064-17W.
   B. 50-13N 063-24W, 49-50N 060-10W,
      51-00N 057-30W, 50-00N 058-00W,
      49-45N 057-55W.
   C. 48-41N 053-05W, 49-21N 053-01W,
      50-34N 054-43W, 52-53N 053-52W,
      52-59N 052-24W, 54-58N 051-42W,
      58-03N 057-40W, 61-19N 060-09W,
      63-13N 057-53W.
   D. 62-25N 041-23W, 61-01N 041-57W,
      59-49N 043-11W, 59-30N 044-04W,
      59-29N 045-46W, 59-48N 047-50W,
      60-56N 050-38W, 61-23N 051-31W,
      61-42N 050-48W, 60-47N 048-15W.
6. MOST RECENT RECONNAISSANCE:
   SOUTHEASTERN LIMIT ICEBERG FLIGHT 26 APR 23.
7. REPORT POSITION AND TIME OF ANY ICEBERGS
   SEA ICE OR STATIONARY RADAR TARGETS THAT
   MAY LIKELY BE ICE TO THE NEAREST CANADIAN
   COAST GUARD MARINE COMMUNICATIONS AND
   TRAFFIC SERVICE STATION OR
   USING INMARSAT CODE 42.
8. FOR MORE REPORTING INFORMATION OR TO
   DOWNLOAD SHAPEFILES AND WEEKLY PREDICTIONS,
   GO TO WWW.NAVCEN.USCG.GOV/IIP.
9. CANCEL THIS MSG 010001Z MAY 23.

141

NAVAREA IV 484/232023-04-30 19:04Z → cancelled 2023-05-02 00:01Z (archive)

North american ice service (nais) iceberg bulletin 010001Z may

1. NORTH AMERICAN ICE SERVICE (NAIS)
   ICEBERG BULLETIN 010001Z MAY.
2. ICEBERG LIMIT ALONG TRACKLINE JOINING
   46-55N 055-51W, 44-25N 055-00W,
   44-30N 051-00W, 49-15N 048-10W,
   55-40N 051-25W, 57-55N 054-55W.
3. ESTIMATED ICEBERG LIMIT ALONG
   TRACKLINE JOINING
   57-55N 054-55W, 57-30N 049-35W,
   58-45N 041-05W, 62-55N 038-05W,
   65-25N 029-15W.
4. WESTERN ICEBERG LIMIT ALONG TRACKLINE
   JOINING
   50-18N 062-07W, 48-00N 059-00W.
5. SEA ICE LIMIT ALONG TRACKLINES
   JOINING:
   A. 47-05N 065-01W, 48-03N 064-13W,
      48-18N 064-43W.
   B. 50-13N 063-24W, 49-50N 060-10W,
      50-56N 057-31W, 50-23N 057-48W,
      50-08N 057-39W.
   C. 48-41N 053-05W, 49-47N 053-26W,
      50-01N 055-09W, 52-39N 053-57W,
      52-47N 052-28W, 54-58N 051-42W,
      55-54N 053-19W, 56-31N 056-26W,
      58-03N 057-40W, 61-41N 060-26W,
      63-40N 057-57W.
   D. 62-25N 040-54W, 60-10N 042-42W,
      59-41N 043-37W, 59-47N 048-09W,
      60-42N 050-41W, 61-17N 051-18W,
      61-32N 051-16W, 61-45N 050-34W,
      61-00N 048-23W.
6. MOST RECENT RECONNAISSANCE:
   SOUTHEASTERN LIMIT ICEBERG FLIGHT 26 APR 23.
7. REPORT POSITION AND TIME OF ANY ICEBERGS
   SEA ICE OR STATIONARY RADAR TARGETS THAT
   MAY LIKELY BE ICE TO THE NEAREST CANADIAN
   COAST GUARD MARINE COMMUNICATIONS AND
   TRAFFIC SERVICE STATION OR
   USING INMARSAT CODE 42.
8. FOR MORE REPORTING INFORMATION OR TO
   DOWNLOAD SHAPEFILES AND WEEKLY PREDICTIONS,
   GO TO WWW.NAVCEN.USCG.GOV/IIP.
9. CANCEL THIS MSG 020001Z MAY 23.

142

NAVAREA IV 489/232023-05-01 19:49Z → cancelled 2023-05-03 00:01Z (archive)

North american ice service (nais) iceberg bulletin 020001Z may

1. NORTH AMERICAN ICE SERVICE (NAIS)
   ICEBERG BULLETIN 020001Z MAY.
2. ICEBERG LIMIT ALONG TRACKLINE JOINING
   46-55N 055-51W, 44-25N 055-00W,
   44-30N 050-40W, 49-15N 048-10W,
   55-40N 051-25W, 57-55N 054-55W.
3. ESTIMATED ICEBERG LIMIT ALONG
   TRACKLINE JOINING
   57-55N 054-55W, 57-30N 049-35W,
   58-45N 041-05W, 62-55N 038-05W,
   65-25N 029-15W.
4. WESTERN ICEBERG LIMIT ALONG TRACKLINE
   JOINING
   50-18N 062-07W, 48-00N 059-00W.
5. SEA ICE LIMIT ALONG TRACKLINES
   JOINING:
   A. 50-13N 063-24W, 49-50N 060-10W,
      50-56N 057-31W, 50-23N 057-48W,
      50-08N 057-39W.
   B. 48-41N 053-05W, 49-47N 053-26W,
      50-01N 055-09W, 52-39N 053-57W,
      52-47N 052-28W, 54-58N 051-42W,
      55-54N 053-19W, 56-31N 056-26W,
      58-03N 057-40W, 61-08N 060-12W,
      63-11N 057-52W.
   C. 62-25N 040-54W, 60-10N 042-42W,
      59-41N 043-37W, 59-47N 048-09W,
      60-42N 050-41W, 61-17N 051-18W,
      61-32N 051-16W, 61-45N 050-34W,
      61-00N 048-23W.
6. MOST RECENT RECONNAISSANCE:
   SOUTHEASTERN LIMIT ICEBERG FLIGHT 26 APR 23.
7. REPORT POSITION AND TIME OF ANY ICEBERGS
   SEA ICE OR STATIONARY RADAR TARGETS THAT
   MAY LIKELY BE ICE TO THE NEAREST CANADIAN
   COAST GUARD MARINE COMMUNICATIONS AND
   TRAFFIC SERVICE STATION OR
   USING INMARSAT CODE 42.
8. FOR MORE REPORTING INFORMATION OR TO
   DOWNLOAD SHAPEFILES AND WEEKLY PREDICTIONS,
   GO TO WWW.NAVCEN.USCG.GOV/IIP.
9. CANCEL THIS MSG 030001Z MAY 23.

143

NAVAREA IV 492/232023-05-02 19:22Z → cancelled 2023-05-04 00:01Z (archive)

North american ice service (nais) iceberg bulletin 030001Z may

1. NORTH AMERICAN ICE SERVICE (NAIS)
   ICEBERG BULLETIN 030001Z MAY.
2. ICEBERG LIMIT ALONG TRACKLINE JOINING
   46-55N 055-51W, 44-25N 055-00W,
   44-30N 050-40W, 49-15N 048-10W,
   55-40N 051-25W, 57-55N 054-55W.
3. ESTIMATED ICEBERG LIMIT ALONG
   TRACKLINE JOINING
   57-55N 054-55W, 58-30N 045-30W,
   59-00N 042-20W, 62-55N 038-05W,
   65-25N 029-15W.
4. WESTERN ICEBERG LIMIT ALONG TRACKLINE
   JOINING
   50-18N 062-07W, 49-05N 061-00W, 48-00N 059-00W.
5. SEA ICE LIMIT ALONG TRACKLINES
   JOINING:
   A. 50-06N 061-40W, 49-59N 059-21W,
      50-56N 057-31W, 50-30N 057-28W.
   B. 48-41N 053-05W, 49-47N 053-26W,
      50-01N 055-09W, 52-39N 053-57W,
      52-47N 052-28W, 54-58N 051-42W,
      55-54N 053-19W, 56-31N 056-26W,
      58-03N 057-40W, 61-08N 060-12W,
      63-11N 057-52W.
   C. 62-25N 041-36W, 61-53N 041-33W,
      59-57N 042-50W, 59-19N 044-27W,
      59-32N 048-50W, 61-13N 051-04W,
      62-05N 050-48W, 61-08N 048-33W,
      60-47N 048-15W.
6. MOST RECENT RECONNAISSANCE:
   SOUTHEASTERN LIMIT ICEBERG FLIGHT 26 APR 23.
7. REPORT POSITION AND TIME OF ANY ICEBERGS
   SEA ICE OR STATIONARY RADAR TARGETS THAT
   MAY LIKELY BE ICE TO THE NEAREST CANADIAN
   COAST GUARD MARINE COMMUNICATIONS AND
   TRAFFIC SERVICE STATION OR
   USING INMARSAT CODE 42.
8. FOR MORE REPORTING INFORMATION OR TO
   DOWNLOAD SHAPEFILES AND WEEKLY PREDICTIONS,
   GO TO WWW.NAVCEN.USCG.GOV/IIP.
9. CANCEL THIS MSG 040001Z MAY 23.

144

NAVAREA IV 498/232023-05-03 19:00Z → cancelled 2023-05-05 00:01Z (archive)

North american ice service (nais) iceberg bulletin 040001Z may

1. NORTH AMERICAN ICE SERVICE (NAIS)
   ICEBERG BULLETIN 040001Z MAY.
2. ICEBERG LIMIT ALONG TRACKLINE JOINING
   46-55N 055-51W, 44-25N 055-00W,
   44-30N 050-40W, 49-00N 047-40W,
   55-40N 051-25W, 57-55N 054-55W.
3. ESTIMATED ICEBERG LIMIT ALONG
   TRACKLINE JOINING
   57-55N 054-55W, 58-30N 045-30W,
   59-00N 042-20W, 62-55N 038-05W,
   65-25N 029-15W.
4. WESTERN ICEBERG LIMIT ALONG TRACKLINE JOINING
   50-18N 062-07W, 49-05N 061-35W, 48-00N 059-00W.
5. SEA ICE LIMIT ALONG TRACKLINES
   JOINING:
   A. 50-06N 061-40W, 49-59N 059-21W,
      50-56N 057-31W, 50-30N 057-28W.
   B. 48-41N 053-05W, 49-47N 053-26W,
      50-01N 055-09W, 52-39N 054-01W,
      52-52N 052-18W, 54-20N 051-13W,
      56-22N 055-53W, 58-03N 057-22W,
      61-02N 059-34W, 62-58N 057-46W.
   C. 62-25N 041-36W, 61-53N 041-33W,
      59-57N 042-50W, 59-19N 044-27W,
      59-32N 048-50W, 61-13N 051-04W,
      62-05N 050-48W, 61-08N 048-33W,
      60-47N 048-15W.
6. MOST RECENT RECONNAISSANCE:
   SOUTHEASTERN LIMIT ICEBERG FLIGHT 26 APR 23.
7. REPORT POSITION AND TIME OF ANY ICEBERGS
   SEA ICE OR STATIONARY RADAR TARGETS THAT
   MAY LIKELY BE ICE TO THE NEAREST CANADIAN
   COAST GUARD MARINE COMMUNICATIONS AND
   TRAFFIC SERVICE STATION OR
   USING INMARSAT CODE 42.
8. FOR MORE REPORTING INFORMATION OR TO
   DOWNLOAD SHAPEFILES AND WEEKLY PREDICTIONS,
   GO TO WWW.NAVCEN.USCG.GOV/IIP.
9. CANCEL THIS MSG 050001Z MAY 23.

145

NAVAREA IV 500/232023-05-04 19:39Z → cancelled 2023-05-06 00:01Z (archive)

North american ice service (nais) iceberg bulletin 050001Z may

1. NORTH AMERICAN ICE SERVICE (NAIS)
   ICEBERG BULLETIN 050001Z MAY.
2. ICEBERG LIMIT ALONG TRACKLINE JOINING
   46-55N 055-55W, 44-20N 055-05W,
   44-30N 050-40W, 49-00N 047-40W,
   55-40N 051-25W, 57-55N 054-55W.
3. ESTIMATED ICEBERG LIMIT ALONG
   TRACKLINE JOINING
   57-55N 054-55W, 58-30N 045-30W,
   59-00N 042-20W, 62-55N 038-05W,
   65-25N 029-15W.
4. WESTERN ICEBERG LIMIT ALONG TRACKLINE
   JOINING
   A. 50-20N 062-30W, 49-20N 062-10W.
   B. 48-00N 059-00W, 49-05N 061-47W.
5. SEA ICE LIMIT ALONG TRACKLINES
   JOINING:
   A. 50-06N 061-40W, 49-59N 059-21W,
      50-56N 057-31W, 50-30N 057-28W.
   B. 48-41N 053-05W, 49-47N 053-26W,
      50-01N 055-09W, 52-39N 054-01W,
      52-52N 052-18W, 54-20N 051-13W,
      56-22N 055-53W, 58-03N 057-22W,
      61-02N 059-34W, 62-58N 057-46W.
   C. 62-25N 041-17W, 60-25N 041-55W,
      59-31N 043-59W, 59-26N 045-53W,
      59-53N 049-24W, 60-45N 049-43W,
      60-44N 046-57W.
6. MOST RECENT RECONNAISSANCE:
   INTERIOR GENERAL FLIGHT 03 MAY 23.
7. REPORT POSITION AND TIME OF ANY ICEBERGS
   SEA ICE OR STATIONARY RADAR TARGETS THAT
   MAY LIKELY BE ICE TO THE NEAREST CANADIAN
   COAST GUARD MARINE COMMUNICATIONS AND
   TRAFFIC SERVICE STATION OR
   USING INMARSAT CODE 42.
8. FOR MORE REPORTING INFORMATION OR TO
   DOWNLOAD SHAPEFILES AND WEEKLY PREDICTIONS,
   GO TO WWW.NAVCEN.USCG.GOV/IIP.
9. CANCEL THIS MSG 060001Z MAY 23.

146

NAVAREA IV 503/232023-05-05 19:03Z → cancelled 2023-05-07 00:01Z (archive)

North american ice service (nais) iceberg bulletin 060001Z may

1. NORTH AMERICAN ICE SERVICE (NAIS)
   ICEBERG BULLETIN 060001Z MAY.
2. ICEBERG LIMIT ALONG TRACKLINE JOINING
   46-55N 055-55W, 44-20N 055-10W,
   44-30N 050-40W, 49-00N 047-40W,
   55-40N 051-25W, 57-55N 054-55W.
3. ESTIMATED ICEBERG LIMIT ALONG
   TRACKLINE JOINING
   57-55N 054-55W, 58-40N 053-50W,
   58-45N 045-40W, 59-20N 040-55W,
   62-55N 038-05W, 65-25N 029-15W.
4. WESTERN ICEBERG LIMIT ALONG TRACKLINE
   JOINING
   A. 50-20N 062-30W, 49-32N 062-32W.
   B. 49-05N 062-03W, 47-59N 058-59W.
5. SEA ICE LIMIT ALONG TRACKLINES
   JOINING:
   A. 50-12N 060-35W, 49-53N 060-06W,
      50-56N 057-10W.
   B. 48-41N 053-05W, 49-47N 053-26W,
      50-01N 055-09W, 52-42N 054-10W,
      53-25N 052-27W, 55-05N 052-23W,
      56-22N 055-53W, 58-03N 057-22W,
      59-47N 057-46W, 61-03N 059-34W,
      62-58N 057-46W.
   C. 62-25N 041-18W, 60-09N 042-10W,
      59-31N 043-17W, 59-27N 044-20W,
      59-35N 046-30W, 59-47N 047-55W,
      60-10N 049-27W, 60-50N 049-42W,
      60-43N 046-57W.
6. MOST RECENT RECONNAISSANCE:
   INTERIOR GENERAL FLIGHT 03 MAY 23.
7. REPORT POSITION AND TIME OF ANY ICEBERGS
   SEA ICE OR STATIONARY RADAR TARGETS THAT
   MAY LIKELY BE ICE TO THE NEAREST CANADIAN
   COAST GUARD MARINE COMMUNICATIONS AND
   TRAFFIC SERVICE STATION OR
   USING INMARSAT CODE 42.
8. FOR MORE REPORTING INFORMATION OR TO
   DOWNLOAD SHAPEFILES AND WEEKLY PREDICTIONS,
   GO TO WWW.NAVCEN.USCG.GOV/IIP.
9.CANCEL THIS MSG 070001Z MAY 23.

147

NAVAREA IV 504/232023-05-06 18:45Z → cancelled 2023-05-08 00:01Z (archive)

North american ice service (nais) iceberg bulletin 070001Z may

1. NORTH AMERICAN ICE SERVICE (NAIS)
   ICEBERG BULLETIN 070001Z MAY.
2. ICEBERG LIMIT ALONG TRACKLINE JOINING
   46-55N 055-55W, 44-15N 055-40W,
   44-30N 050-40W, 49-00N 047-40W,
   55-40N 051-25W, 57-55N 054-55W.
3. ESTIMATED ICEBERG LIMIT ALONG
   TRACKLINE JOINING
   57-55N 054-55W, 58-40N 053-50W,
   58-45N 045-40W, 59-20N 040-55W,
   62-55N 038-05W, 65-25N 029-15W.
4. WESTERN ICEBERG LIMIT ALONG TRACKLINE
   JOINING
   50-07N 061-36W, 47-56N 059-17W.
5. SEA ICE LIMIT ALONG TRACKLINES
   JOINING:
   A. 50-12N 060-35W, 49-53N 060-06W,
      50-56N 057-10W.
   B. 48-41N 053-05W, 49-47N 053-26W,
      50-01N 055-09W, 52-42N 054-10W,
      53-25N 052-27W, 55-05N 052-23W,
      56-22N 055-53W, 58-03N 057-22W,
      60-40N 059-30W, 62-58N 057-46W.
   C. 62-25N 041-18W, 60-09N 042-10W,
      59-31N 043-17W, 59-27N 044-20W,
      59-35N 046-30W, 59-47N 047-55W,
      60-10N 049-27W, 60-50N 049-42W,
      60-43N 046-57W.
6. MOST RECENT RECONNAISSANCE:
   INTERIOR GENERAL FLIGHT 03 MAY 23.
7. REPORT POSITION AND TIME OF ANY ICEBERGS
   SEA ICE OR STATIONARY RADAR TARGETS THAT
   MAY LIKELY BE ICE TO THE NEAREST CANADIAN
   COAST GUARD MARINE COMMUNICATIONS AND
   TRAFFIC SERVICE STATION OR
   USING INMARSAT CODE 42.
8. FOR MORE REPORTING INFORMATION OR TO
   DOWNLOAD SHAPEFILES AND WEEKLY PREDICTIONS,
   GO TO WWW.NAVCEN.USCG.GOV/IIP.
9. CANCEL THIS MSG 080001Z MAY 23.

148

NAVAREA IV 507/232023-05-07 18:42Z → cancelled 2023-05-09 00:01Z (archive)

North american ice service (nais) iceberg bulletin 080001Z may

1. NORTH AMERICAN ICE SERVICE (NAIS)
   ICEBERG BULLETIN 080001Z MAY.
2. ICEBERG LIMIT ALONG TRACKLINE JOINING
   46-55N 055-55W, 44-15N 055-40W,
   44-30N 050-40W, 49-00N 047-40W,
   55-40N 051-25W, 57-55N 054-55W.
3. ESTIMATED ICEBERG LIMIT ALONG
   TRACKLINE JOINING
   57-55N 054-55W, 58-40N 053-50W,
   58-45N 045-40W, 59-20N 040-55W,
   62-55N 038-05W, 65-25N 029-15W.
4. WESTERN ICEBERG LIMIT ALONG TRACKLINE
   JOINING
   50-07N 061-36W, 47-56N 059-17W.
5. SEA ICE LIMIT ALONG TRACKLINES
   JOINING:
   A. 50-20N 059-48W, 50-23N 059-00W,
      50-59N 057-13W.
   B. 48-41N 053-05W, 49-47N 053-26W,
      50-01N 055-09W, 52-42N 054-10W,
      53-25N 052-27W, 55-05N 052-23W,
      56-22N 055-53W, 58-03N 057-22W,
      60-40N 059-30W, 62-58N 057-46W.
   C. 62-25N 041-16W, 59-45N 042-35W,
      59-18N 044-34W, 59-40N 049-41W,
      60-35N 050-04W, 61-04N 049-39W,
      60-43N 046-58W.
6. MOST RECENT RECONNAISSANCE:
   WESTERN LIMIT ICEBERG FLIGHT 06 MAY 23.
7. REPORT POSITION AND TIME OF ANY ICEBERGS
   SEA ICE OR STATIONARY RADAR TARGETS THAT
   MAY LIKELY BE ICE TO THE NEAREST CANADIAN
   COAST GUARD MARINE COMMUNICATIONS AND
   TRAFFIC SERVICE STATION OR
   USING INMARSAT CODE 42.
8. FOR MORE REPORTING INFORMATION OR TO
   DOWNLOAD SHAPEFILES AND WEEKLY PREDICTIONS,
   GO TO WWW.NAVCEN.USCG.GOV/IIP.
9. CANCEL THIS MSG 090001Z MAY 23.

149

NAVAREA IV 509/232023-05-08 19:24Z → cancelled 2023-05-10 00:01Z (archive)

North american ice service (nais) iceberg bulletin 090001Z may

1. NORTH AMERICAN ICE SERVICE (NAIS)
   ICEBERG BULLETIN 090001Z MAY.
2. ICEBERG LIMIT ALONG TRACKLINE JOINING
   46-55N 055-55W, 44-30N 055-40W,
   44-35N 050-35W, 47-00N 049-00W,
   51-20N 049-00W, 55-40N 051-25W,
   57-55N 054-55W.
3. ESTIMATED ICEBERG LIMIT ALONG
   TRACKLINE JOINING
   57-55N 054-55W, 58-40N 053-50W,
   58-45N 045-40W, 59-20N 040-55W,
   62-55N 038-05W, 65-25N 029-15W.
4. WESTERN ICEBERG LIMIT ALONG TRACKLINE
   JOINING
   50-06N 061-42W, 47-52N 059-22W.
5. SEA ICE LIMIT ALONG TRACKLINES
   JOINING:
   A. 50-20N 059-48W, 50-09N 058-56W,
      50-42N 057-24W.
   B. 48-41N 053-05W, 49-43N 053-09W,
      50-00N 055-00W, 52-42N 054-10W,
      53-25N 052-27W, 54-47N 052-35W,
      56-03N 056-03W, 58-03N 058-06W,
      60-49N 059-46W, 63-19N 057-55W.
   C. 62-25N 041-16W, 59-45N 042-35W,
      59-18N 044-34W, 59-40N 049-41W,
      60-35N 050-04W, 61-04N 049-39W,
      60-43N 046-58W.
6. MOST RECENT RECONNAISSANCE:
   WESTERN LIMIT ICEBERG FLIGHT 07 MAY 23.
7. REPORT POSITION AND TIME OF ANY ICEBERGS
   SEA ICE OR STATIONARY RADAR TARGETS THAT
   MAY LIKELY BE ICE TO THE NEAREST CANADIAN
   COAST GUARD MARINE COMMUNICATIONS AND
   TRAFFIC SERVICE STATION OR
   USING INMARSAT CODE 42.
8. FOR MORE REPORTING INFORMATION OR TO
   DOWNLOAD SHAPEFILES AND WEEKLY PREDICTIONS,
   GO TO WWW.NAVCEN.USCG.GOV/IIP.
9. CANCEL THIS MSG 100001Z MAY 23.

150

NAVAREA IV 511/232023-05-09 19:38Z → cancelled 2023-05-11 00:01Z (archive)

North american ice service (nais) iceberg bulletin 100001Z may

1. NORTH AMERICAN ICE SERVICE (NAIS)
   ICEBERG BULLETIN 100001Z MAY.
2. ICEBERG LIMIT ALONG TRACKLINE JOINING
   47-00N 055-40W, 45-00N 054-00W,
   45-15N 050-10W, 47-00N 049-00W,
   55-25N 050-55W, 57-55N 054-55W.
3. ESTIMATED ICEBERG LIMIT ALONG
   TRACKLINE JOINING
   57-55N 054-55W, 58-30N 051-40W,
   59-00N 041-20W, 62-55N 038-05W,
   65-25N 029-15W.
4. WESTERN ICEBERG LIMIT ALONG TRACKLINE
   JOINING
   50-17N 062-43W, 47-38N 059-17W.
5. SEA ICE LIMIT ALONG TRACKLINES
   JOINING:
   A. 50-28N 059-36W, 50-27N 058-51W,
      50-42N 057-24W.
   B. 49-15N 053-28W, 49-38N 053-04W,
      50-14N 054-56W, 52-53N 054-25W,
      53-23N 052-35W, 54-47N 052-35W,
      56-03N 056-20W, 58-03N 058-06W,
      61-02N 060-19W, 63-27N 057-58W.
   C. 62-25N 040-55W, 59-51N 042-46W,
      59-30N 043-47W, 59-13N 045-36W,
      59-47N 048-27W, 60-31N 049-45W,
      60-45N 050-00W, 60-59N 049-17W,
      60-41N 048-05W.
6. MOST RECENT RECONNAISSANCE:
   SOUTHERN LIMIT ICEBERG FLIGHT 08 MAY 23.
7. NOTE THE SIGNIFICANT REDUCTION
   OF THE ICEBERG LIMIT SINCE 090001Z MAY
   BULLETIN DUE TO PREDICTED DETERIORATION.
8. REPORT POSITION AND TIME OF ANY ICEBERGS
   SEA ICE OR STATIONARY RADAR TARGETS THAT
   MAY LIKELY BE ICE TO THE NEAREST CANADIAN
   COAST GUARD MARINE COMMUNICATIONS AND
   TRAFFIC SERVICE STATION OR
   USING INMARSAT CODE 42.
9. FOR MORE REPORTING INFORMATION OR TO
   DOWNLOAD SHAPEFILES AND WEEKLY PREDICTIONS,
   GO TO WWW.NAVCEN.USCG.GOV/IIP.
10. CANCEL THIS MSG 110001Z MAY 23.

151

NAVAREA IV 515/232023-05-10 19:36Z → cancelled 2023-05-12 00:01Z (archive)

North american ice service (nais) iceberg bulletin 110001Z may

1. NORTH AMERICAN ICE SERVICE (NAIS)
   ICEBERG BULLETIN 110001Z MAY.
2. ICEBERG LIMIT ALONG TRACKLINE JOINING
   47-00N 055-40W, 45-00N 054-00W,
   45-15N 050-10W, 47-00N 049-00W,
   55-25N 050-55W, 57-55N 054-55W.
3. ESTIMATED ICEBERG LIMIT ALONG
   TRACKLINE JOINING
   57-55N 054-55W, 58-30N 051-40W,
   59-00N 041-20W, 62-55N 038-05W,
   65-25N 029-15W.
4. WESTERN ICEBERG LIMIT ALONG TRACKLINE
   JOINING
   50-17N 062-43W, 48-55N 061-10W, 47-38N 059-17W.
5. SEA ICE LIMIT ALONG TRACKLINES
   JOINING:
   A. 50-28N 059-36W, 50-27N 058-51W,
      50-42N 057-24W.
   B. 49-15N 053-28W, 49-38N 053-04W,
      50-14N 054-56W, 52-53N 054-25W,
      53-23N 052-35W, 54-47N 052-35W,
      56-03N 056-20W, 58-03N 058-06W,
      61-02N 060-19W, 63-27N 057-58W.
   C. 62-25N 040-55W, 59-51N 042-46W,
      59-30N 043-47W, 59-13N 045-36W,
      59-47N 048-27W, 60-31N 049-45W,
      60-45N 050-00W, 60-59N 049-17W,
      60-41N 048-05W.
6. MOST RECENT RECONNAISSANCE:
   SOUTHERN LIMIT ICEBERG FLIGHT 08 MAY 23.
7. REPORT POSITION AND TIME OF ANY ICEBERGS
   SEA ICE OR STATIONARY RADAR TARGETS THAT
   MAY LIKELY BE ICE TO THE NEAREST CANADIAN
   COAST GUARD MARINE COMMUNICATIONS AND
   TRAFFIC SERVICE STATION OR
   USING INMARSAT CODE 42.
8. FOR MORE REPORTING INFORMATION OR TO
   DOWNLOAD SHAPEFILES AND WEEKLY PREDICTIONS,
   GO TO WWW.NAVCEN.USCG.GOV/IIP.
9. CANCEL THIS MSG 120001Z MAY 23.

152

NAVAREA IV 516/232023-05-11 19:42Z → cancelled 2023-05-13 00:01Z (archive)

North american ice service (nais) iceberg bulletin 120001Z may

1. NORTH AMERICAN ICE SERVICE (NAIS)
   ICEBERG BULLETIN 120001Z MAY.
2. ICEBERG LIMIT ALONG TRACKLINE JOINING
   47-16N 055-03W, 45-25N 053-10W,
   45-15N 051-10W, 46-50N 048-30W,
   55-25N 050-55W, 57-55N 054-55W.
3. ESTIMATED ICEBERG LIMIT ALONG
   TRACKLINE JOINING
   57-55N 054-55W, 58-30N 051-40W,
   59-00N 041-20W, 62-55N 038-05W,
   65-25N 029-15W.
4. WESTERN ICEBERG LIMIT ALONG TRACKLINE
   JOINING
   50-06N 061-41W, 47-56N 059-13W.
5. SEA ICE LIMIT ALONG TRACKLINES
   JOINING:
   A. 50-28N 059-36W, 50-01N 058-47W,
      50-22N 057-32W.
   B. 49-15N 053-28W, 49-42N 053-05W,
      50-14N 054-32W, 52-53N 054-25W,
      53-23N 052-35W, 54-47N 052-35W,
      55-31N 056-17W, 58-03N 058-06W,
      61-02N 060-19W, 63-27N 057-58W.
   C. 62-25N 040-56W, 59-53N 042-38W,
      59-26N 043-50W, 59-31N 045-10W,
      60-35N 051-01W, 61-18N 050-11W,
      60-44N 048-15W.
6. MOST RECENT RECONNAISSANCE:
   WESTERN LIMIT ICEBERG FLIGHT 10 MAY 23.
7. REPORT POSITION AND TIME OF ANY ICEBERGS
   SEA ICE OR STATIONARY RADAR TARGETS THAT
   MAY LIKELY BE ICE TO THE NEAREST CANADIAN
   COAST GUARD MARINE COMMUNICATIONS AND
   TRAFFIC SERVICE STATION OR
   USING INMARSAT CODE 42.
8. FOR MORE REPORTING INFORMATION OR TO
   DOWNLOAD SHAPEFILES AND WEEKLY PREDICTIONS,
   GO TO WWW.NAVCEN.USCG.GOV/IIP.
9. CANCEL THIS MSG 130001Z MAY 23.

153

NAVAREA IV 519/232023-05-12 20:05Z → cancelled 2023-05-14 00:01Z (archive)

North american ice service (nais) iceberg bulletin 130001Z may

1. NORTH AMERICAN ICE SERVICE (NAIS)
   ICEBERG BULLETIN 130001Z MAY.
2. ICEBERG LIMIT ALONG TRACKLINE JOINING
   47-08N 055-10W, 45-15N 053-10W,
   45-05N 051-10W, 46-50N 048-30W,
   55-25N 050-35W, 57-55N 054-55W.
3. ESTIMATED ICEBERG LIMIT ALONG
   TRACKLINE JOINING
   57-55N 054-55W, 58-30N 051-40W,
   58-15N 045-45W, 59-00N 041-50W,
   62-55N 038-05W, 65-25N 029-15W.
4. WESTERN ICEBERG LIMIT ALONG TRACKLINE
   JOINING
   50-13N 062-04W, 47-53N 059-22W.
5. SEA ICE LIMIT ALONG TRACKLINES
   JOINING:
   A. 50-44N 059-01W, 50-01N 058-47W,
      50-22N 057-32W.
   B. 49-15N 053-28W, 49-45N 053-00W,
      50-17N 054-05W, 52-19N 054-02W,
      53-08N 052-36W, 54-47N 052-35W,
      54-38N 055-34W, 58-03N 058-06W,
      61-02N 060-19W, 63-08N 057-51W.
   C. 62-25N 040-50W, 60-54N 041-52W,
      59-41N 042-58W, 59-31N 044-22W,
      59-37N 045-34W, 61-16N 050-32W,
      61-39N 051-03W, 61-49N 050-53W,
      60-53N 048-04W.
6. MOST RECENT RECONNAISSANCE:
   WESTERN LIMIT ICEBERG FLIGHT 10 MAY 23.
7. REPORT POSITION AND TIME OF ANY ICEBERGS
   SEA ICE OR STATIONARY RADAR TARGETS THAT
   MAY LIKELY BE ICE TO THE NEAREST CANADIAN
   COAST GUARD MARINE COMMUNICATIONS AND
   TRAFFIC SERVICE STATION OR
   USING INMARSAT CODE 42.
8. FOR MORE REPORTING INFORMATION OR TO
   DOWNLOAD SHAPEFILES AND WEEKLY PREDICTIONS,
   GO TO WWW.NAVCEN.USCG.GOV/IIP.
9. CANCEL THIS MSG 140001Z MAY 23.

154

NAVAREA IV 522/232023-05-13 19:20Z → cancelled 2023-05-15 00:01Z (archive)

North american ice service (nais) iceberg bulletin 140001Z may

1. NORTH AMERICAN ICE SERVICE (NAIS)
   ICEBERG BULLETIN 140001Z MAY.
2. ICEBERG LIMIT ALONG TRACKLINE JOINING
   47-08N 055-10W, 45-15N 053-10W,
   47-00N 048-00W, 55-25N 050-25W,
   57-55N 054-55W.
3. ESTIMATED ICEBERG LIMIT ALONG
   TRACKLINE JOINING
   57-55N 054-55W, 58-30N 051-40W,
   58-15N 045-45W, 59-00N 041-50W,
   62-55N 038-05W, 65-25N 029-15W.
4. WESTERN ICEBERG LIMIT ALONG TRACKLINE
   JOINING
   50-13N 062-04W, 47-53N 059-22W.
5. SEA ICE LIMIT ALONG TRACKLINES
   JOINING:
   A. 50-44N 059-01W, 50-01N 058-47W,
      50-22N 057-32W.
   B. 49-15N 053-28W, 50-04N 053-09W,
      51-52N 053-39W, 53-08N 052-36W,
      54-11N 053-12W, 54-27N 054-36W,
      58-02N 058-44W, 61-15N 060-58W,
      63-24N 057-58W.
   C. 62-25N 040-50W, 60-54N 041-52W,
      59-41N 042-58W, 59-31N 044-22W,
      59-37N 045-34W, 61-16N 050-32W,
      61-39N 051-03W, 61-49N 050-53W,
      60-53N 048-04W.
6. MOST RECENT RECONNAISSANCE:
   WESTERN LIMIT ICEBERG FLIGHT 10 MAY 23.
7. REPORT POSITION AND TIME OF ANY ICEBERGS
   SEA ICE OR STATIONARY RADAR TARGETS THAT
   MAY LIKELY BE ICE TO THE NEAREST CANADIAN
   COAST GUARD MARINE COMMUNICATIONS AND
   TRAFFIC SERVICE STATION OR
   USING INMARSAT CODE 42.
8. FOR MORE REPORTING INFORMATION OR TO
   DOWNLOAD SHAPEFILES AND WEEKLY PREDICTIONS,
   GO TO WWW.NAVCEN.USCG.GOV/IIP.
9. CANCEL THIS MSG 150001Z MAY 23.

155

NAVAREA IV 526/232023-05-14 19:23Z → cancelled 2023-05-16 00:01Z (archive)

North american ice service (nais) iceberg bulletin 150001Z may

1. NORTH AMERICAN ICE SERVICE (NAIS)
   ICEBERG BULLETIN 150001Z MAY.
2. ICEBERG LIMIT ALONG TRACKLINE JOINING
   47-08N 055-10W, 45-15N 053-10W,
   47-00N 048-00W, 55-25N 050-00W,
   57-55N 054-55W.
3. ESTIMATED ICEBERG LIMIT ALONG
   TRACKLINE JOINING
   57-55N 054-55W, 58-30N 051-40W,
   58-15N 045-45W, 59-00N 041-50W,
   62-55N 038-05W, 65-25N 029-15W.
4. WESTERN ICEBERG LIMIT ALONG TRACKLINE
   JOINING
   50-13N 062-04W, 47-53N 059-22W.
5. SEA ICE LIMIT ALONG TRACKLINES
   JOINING:
   A. 50-44N 059-01W, 50-01N 058-47W,
      50-22N 057-32W.
   B. 49-15N 053-28W, 50-19N 052-49W,
      51-52N 053-39W, 53-31N 052-51W,
      56-58N 057-48W, 58-02N 058-44W,
      61-15N 060-58W, 63-24N 057-58W.
   C. 62-25N 041-17W, 62-16N 040-36W,
      61-58N 040-36W, 59-41N 042-09W,
      59-08N 044-01W, 60-17N 048-36W,
      60-44N 048-56W, 60-49N 048-17W.
6. MOST RECENT RECONNAISSANCE:
   WESTERN LIMIT ICEBERG FLIGHT 10 MAY 23.
7. REPORT POSITION AND TIME OF ANY ICEBERGS
   SEA ICE OR STATIONARY RADAR TARGETS THAT
   MAY LIKELY BE ICE TO THE NEAREST CANADIAN
   COAST GUARD MARINE COMMUNICATIONS AND
   TRAFFIC SERVICE STATION OR
   USING INMARSAT CODE 42.
8. FOR MORE REPORTING INFORMATION OR TO
   DOWNLOAD SHAPEFILES AND WEEKLY PREDICTIONS,
   GO TO WWW.NAVCEN.USCG.GOV/IIP.
9. CANCEL THIS MSG 160001Z MAY 23.

156

NAVAREA IV 528/232023-05-15 21:06Z → cancelled 2023-05-17 00:01Z (archive)

North american ice service (nais) iceberg bulletin 160001Z may

1. NORTH AMERICAN ICE SERVICE (NAIS)
   ICEBERG BULLETIN 160001Z MAY.
2. ICEBERG LIMIT ALONG TRACKLINE JOINING
   47-08N 055-10W, 45-15N 053-10W,
   46-30N 049-30W, 52-50N 048-00W,
   57-55N 054-55W.
3. ESTIMATED ICEBERG LIMIT ALONG
   TRACKLINE JOINING
   57-55N 054-55W, 58-30N 051-40W,
   58-15N 045-45W, 59-00N 041-50W,
   62-55N 038-05W, 65-25N 029-15W.
4. WESTERN ICEBERG LIMIT ALONG TRACKLINE
   JOINING
   50-20N 061-40W, 48-05N 058-55W.
5. SEA ICE LIMIT ALONG TRACKLINES
   JOINING:
   A. 50-40N 059-20W, 50-23N 058-48W,
      50-42N 057-24W.
   B. 49-15N 053-28W, 50-19N 052-49W,
      51-52N 053-39W, 53-31N 052-51W,
      56-58N 057-48W, 58-02N 058-44W,
      61-05N 060-25W, 63-24N 057-58W.
   C. 62-25N 040-38W, 61-45N 040-43W,
      60-21N 041-24W, 59-20N 042-35W,
      59-11N 043-44W, 59-19N 045-49W,
      60-20N 048-50W, 59-19N 045-49W,
      60-20N 048-50W, 60-44N 048-19W.
6. MOST RECENT RECONNAISSANCE:
   WESTERN LIMIT ICEBERG FLIGHT 10 MAY 23.
7. REPORT POSITION AND TIME OF ANY ICEBERGS
   SEA ICE OR STATIONARY RADAR TARGETS THAT
   MAY LIKELY BE ICE TO THE NEAREST CANADIAN
   COAST GUARD MARINE COMMUNICATIONS AND
   TRAFFIC SERVICE STATION OR
   USING INMARSAT CODE 42.
8. FOR MORE REPORTING INFORMATION OR TO
   DOWNLOAD SHAPEFILES AND WEEKLY PREDICTIONS,
   GO TO WWW.NAVCEN.USCG.GOV/IIP.
9. CANCEL THIS MSG 170001Z MAY 23.

157

NAVAREA IV 533/232023-05-16 21:14Z → cancelled 2023-05-18 00:01Z (archive)

North american ice service (nais) iceberg bulletin 170001Z may

1. NORTH AMERICAN ICE SERVICE (NAIS)
   ICEBERG BULLETIN 170001Z MAY.
2. ICEBERG LIMIT ALONG TRACKLINE JOINING
   47-08N 055-10W, 45-15N 053-10W,
   46-30N 049-30W, 52-50N 048-00W,
   57-55N 054-55W.
3. ESTIMATED ICEBERG LIMIT ALONG
   TRACKLINE JOINING
   57-55N 054-55W, 58-20N 045-45W,
   59-00N 041-50W, 62-55N 038-05W,
   65-25N 029-15W.
4. WESTERN ICEBERG LIMIT ALONG TRACKLINE
   JOINING
   50-20N 061-40W, 48-05N 058-55W.
5. SEA ICE LIMIT ALONG TRACKLINES
   JOINING:
   A. 50-40N 059-20W, 50-23N 058-48W,
      50-42N 057-24W.
   B. 49-15N 053-28W, 49-53N 051-08W,
      51-41N 052-54W, 53-31N 052-51W,
      56-49N 058-04W, 58-02N 058-44W,
      61-05N 060-25W, 63-24N 057-58W.
   C. 62-25N 040-38W, 61-45N 040-43W,
      60-21N 041-24W, 59-20N 042-35W,
      59-11N 043-44W, 59-19N 045-49W,
      60-20N 048-50W, 59-19N 045-49W,
      60-20N 048-50W, 60-44N 048-19W.
6. MOST RECENT RECONNAISSANCE:
   INTERIOR ICEBERG FLIGHT 15 MAY 23.
7. REPORT POSITION AND TIME OF ANY ICEBERGS
   SEA ICE OR STATIONARY RADAR TARGETS THAT
   MAY LIKELY BE ICE TO THE NEAREST CANADIAN
   COAST GUARD MARINE COMMUNICATIONS AND
   TRAFFIC SERVICE STATION OR
   USING INMARSAT CODE 42.
8. FOR MORE REPORTING INFORMATION OR TO
   DOWNLOAD SHAPEFILES AND WEEKLY PREDICTIONS,
   GO TO WWW.NAVCEN.USCG.GOV/IIP.
9. CANCEL THIS MSG 180001Z MAY 23.

158

NAVAREA IV 546/232023-05-17 20:42Z → cancelled 2023-05-19 00:01Z (archive)

North american ice service (nais) iceberg bulletin 180001Z may

1. NORTH AMERICAN ICE SERVICE (NAIS)
   ICEBERG BULLETIN 180001Z MAY.
2. ICEBERG LIMIT ALONG TRACKLINE JOINING
   47-08N 055-10W, 45-15N 053-10W,
   46-30N 049-30W, 52-55N 048-00W,
   57-55N 054-55W.
3. ESTIMATED ICEBERG LIMIT ALONG
   TRACKLINE JOINING
   57-55N 054-55W, 58-20N 045-45W,
   59-00N 041-50W, 62-55N 038-05W,
   65-25N 029-15W.
4. WESTERN ICEBERG LIMIT ALONG TRACKLINE
   JOINING
   50-20N 061-40W, 48-05N 058-55W.
5. SEA ICE LIMIT ALONG TRACKLINES
   JOINING:
   A. 50-44N 059-01W, 50-20N 058-35W,
      50-42N 057-24W.
   B. 49-15N 053-28W, 49-53N 051-08W,
      53-27N 053-09W, 56-49N 058-04W,
      58-02N 058-44W, 61-05N 060-25W,
      63-24N 057-58W.
   C. 62-25N 040-53W, 59-50N 041-49W,
      59-23N 043-52W, 59-32N 045-31W,
      60-27N 048-13W, 61-06N 049-18W,
      60-53N 048-04W.
6. MOST RECENT RECONNAISSANCE:
   INTERIOR ICEBERG FLIGHT 15 MAY 23.
7. REPORT POSITION AND TIME OF ANY ICEBERGS
   SEA ICE OR STATIONARY RADAR TARGETS THAT
   MAY LIKELY BE ICE TO THE NEAREST CANADIAN
   COAST GUARD MARINE COMMUNICATIONS AND
   TRAFFIC SERVICE STATION OR
   USING INMARSAT CODE 42.
8. FOR MORE REPORTING INFORMATION OR TO
   DOWNLOAD SHAPEFILES AND WEEKLY PREDICTIONS,
   GO TO WWW.NAVCEN.USCG.GOV/IIP.
9. CANCEL THIS MSG 190001Z MAY 23.

159

NAVAREA IV 551/232023-05-18 19:12Z → cancelled 2023-05-20 00:01Z (archive)

North american ice service (nais) iceberg bulletin 190001Z may

1. NORTH AMERICAN ICE SERVICE (NAIS)
   ICEBERG BULLETIN 190001Z MAY.
2. ICEBERG LIMIT ALONG TRACKLINE JOINING
   47-08N 055-10W, 45-15N 053-10W,
   46-30N 049-30W, 52-55N 048-00W,
   57-55N 054-55W.
3. ESTIMATED ICEBERG LIMIT ALONG
   TRACKLINE JOINING
   57-55N 054-55W, 58-20N 045-45W,
   59-00N 041-50W, 62-55N 038-05W,
   65-25N 029-15W.
4. WESTERN ICEBERG LIMIT ALONG TRACKLINE
   JOINING
   50-18N 061-45W, 47-59N 059-02W.
5. SEA ICE LIMIT ALONG TRACKLINES
   JOINING:
   A. 50-44N 059-01W, 50-20N 058-35W,
      50-42N 057-24W.
   B. 49-15N 053-28W, 49-42N 050-52W,
      55-16N 055-17W, 58-02N 058-44W,
      61-05N 060-25W, 63-24N 057-58W.
   C. 62-23N 041-04W, 60-13N 042-20W,
      59-46N 043-02W, 59-35N 043-46W,
      59-29N 044-50W, 59-41N 046-15W,
      60-48N 048-37W, 61-13N 048-44W.
6. MOST RECENT RECONNAISSANCE:
   INTERIOR ICEBERG FLIGHT 15 MAY 23.
7. REPORT POSITION AND TIME OF ANY ICEBERGS
   SEA ICE OR STATIONARY RADAR TARGETS THAT
   MAY LIKELY BE ICE TO THE NEAREST CANADIAN
   COAST GUARD MARINE COMMUNICATIONS AND
   TRAFFIC SERVICE STATION OR
   USING INMARSAT CODE 42.
8. FOR MORE REPORTING INFORMATION OR TO
   DOWNLOAD SHAPEFILES AND WEEKLY PREDICTIONS,
   GO TO WWW.NAVCEN.USCG.GOV/IIP.
9. CANCEL THIS MSG 200001Z MAY 23.

160

NAVAREA IV 556/232023-05-19 20:08Z → cancelled 2023-05-21 00:01Z (archive)

North american ice service (nais) iceberg bulletin 200001Z may

1. NORTH AMERICAN ICE SERVICE (NAIS)
   ICEBERG BULLETIN 200001Z MAY.
2. ICEBERG LIMIT ALONG TRACKLINE JOINING
   47-08N 055-10W, 45-15N 053-10W,
   46-30N 049-30W, 52-55N 048-00W,
   57-55N 054-55W.
3. ESTIMATED ICEBERG LIMIT ALONG
   TRACKLINE JOINING
   57-55N 054-55W, 59-20N 048-10W,
   58-20N 045-45W, 58-55N 041-40W,
   62-55N 038-05W, 65-25N 029-15W.
4. WESTERN ICEBERG LIMIT ALONG TRACKLINE
   JOINING
   50-18N 061-45W, 47-59N 059-02W.
5. SEA ICE LIMIT ALONG TRACKLINES
   JOINING:
   A. 50-58N 058-54W, 50-36N 058-29W,
      50-42N 057-24W.
   B. 48-42N 053-44W, 49-31N 050-29W,
      55-36N 054-56W, 58-02N 058-44W,
      61-05N 060-25W, 63-24N 057-58W.
   C. 62-23N 041-04W, 60-13N 042-20W,
      59-46N 043-02W, 59-35N 043-46W,
      59-29N 044-50W, 59-41N 046-15W,
      60-48N 048-37W, 61-13N 048-44W.
6. MOST RECENT RECONNAISSANCE:
   INTERIOR GENERAL FLIGHT 19 MAY 23.
7. REPORT POSITION AND TIME OF ANY ICEBERGS
   SEA ICE OR STATIONARY RADAR TARGETS THAT
   MAY LIKELY BE ICE TO THE NEAREST CANADIAN
   COAST GUARD MARINE COMMUNICATIONS AND
   TRAFFIC SERVICE STATION OR
   USING INMARSAT CODE 42.
8. FOR MORE REPORTING INFORMATION OR TO
   DOWNLOAD SHAPEFILES AND WEEKLY PREDICTIONS,
   GO TO WWW.NAVCEN.USCG.GOV/IIP.
9. CANCEL THIS MSG 210001Z MAY 23.

161

NAVAREA IV 557/232023-05-20 18:50Z → cancelled 2023-05-22 00:01Z (archive)

North american ice service (nais) iceberg bulletin 210001Z may

1. NORTH AMERICAN ICE SERVICE (NAIS)
   ICEBERG BULLETIN 210001Z MAY.
2. ICEBERG LIMIT ALONG TRACKLINE JOINING
   47-08N 055-10W, 45-15N 053-10W,
   46-30N 049-30W, 52-30N 046-40W,
   57-55N 054-55W.
3. ESTIMATED ICEBERG LIMIT ALONG
   TRACKLINE JOINING
   57-55N 054-55W, 59-20N 048-10W,
   58-20N 045-45W, 58-55N 041-40W,
   62-55N 038-05W, 65-25N 029-15W.
4. WESTERN ICEBERG LIMIT ALONG TRACKLINE
   JOINING
   50-18N 061-45W, 47-59N 059-02W.
5. SEA ICE LIMIT ALONG TRACKLINES
   JOINING:
   A. 50-58N 058-54W, 50-36N 058-29W,
      50-42N 057-24W.
   B. 48-42N 053-44W, 49-30N 050-30W,
      52-00N 052-30W, 55-15N 053-30W,
      58-03N 058-15W, 61-01N 059-23W,
      63-06N 057-49W.
   C. 62-25N 041-30W, 59-52N 042-18W,
      59-18N 044-39W, 60-11N 048-23W,
      60-45N 048-19W.
6. MOST RECENT RECONNAISSANCE:
   INTERIOR GENERAL FLIGHT 19 MAY 23.
7. REPORT POSITION AND TIME OF ANY ICEBERGS
   SEA ICE OR STATIONARY RADAR TARGETS THAT
   MAY LIKELY BE ICE TO THE NEAREST CANADIAN
   COAST GUARD MARINE COMMUNICATIONS AND
   TRAFFIC SERVICE STATION OR
   USING INMARSAT CODE 42.
8. FOR MORE REPORTING INFORMATION OR TO
   DOWNLOAD SHAPEFILES AND WEEKLY PREDICTIONS,
   GO TO WWW.NAVCEN.USCG.GOV/IIP.
9. CANCEL THIS MSG 220001Z MAY 23.

162

NAVAREA IV 559/232023-05-21 19:06Z → cancelled 2023-05-23 00:01Z (archive)

North american ice service (nais) iceberg bulletin 220001Z may

1. NORTH AMERICAN ICE SERVICE (NAIS)
   ICEBERG BULLETIN 220001Z MAY.
2. ICEBERG LIMIT ALONG TRACKLINE JOINING
   47-08N 055-10W, 45-15N 053-10W,
   46-30N 049-30W, 52-30N 046-40W,
   57-55N 054-55W.
3. ESTIMATED ICEBERG LIMIT ALONG
   TRACKLINE JOINING
   57-55N 054-55W, 59-20N 048-10W,
   58-20N 045-45W, 58-55N 041-40W,
   62-55N 038-05W, 65-25N 029-15W.
4. WESTERN ICEBERG LIMIT ALONG TRACKLINE
   JOINING
   50-17N 061-09W, 48-12N 058-44W.
5. SEA ICE LIMIT ALONG TRACKLINES
   JOINING:
   A. 50-58N 058-54W, 50-42N 057-24W.
   B. 48-42N 053-44W, 49-26N 050-13W,
      53-08N 052-49W, 55-07N 053-07W,
      58-03N 058-15W, 61-01N 059-23W,
      63-06N 057-49W.
   C. 62-25N 041-30W, 59-52N 042-18W,
      59-18N 044-39W, 60-11N 048-23W,
      60-45N 048-19W.
6. MOST RECENT RECONNAISSANCE:
   INTERIOR SATELLITE PASS 21 MAY 23.
7. REPORT POSITION AND TIME OF ANY ICEBERGS
   SEA ICE OR STATIONARY RADAR TARGETS THAT
   MAY LIKELY BE ICE TO THE NEAREST CANADIAN
   COAST GUARD MARINE COMMUNICATIONS AND
   TRAFFIC SERVICE STATION OR
   USING INMARSAT CODE 42.
8. FOR MORE REPORTING INFORMATION OR TO
   DOWNLOAD SHAPEFILES AND WEEKLY PREDICTIONS,
   GO TO WWW.NAVCEN.USCG.GOV/IIP.
9. CANCEL THIS MSG 230001Z MAY 23.

163

NAVAREA IV 564/232023-05-22 20:03Z → cancelled 2023-05-24 00:01Z (archive)

North american ice service (nais) iceberg bulletin 230001Z may

1. NORTH AMERICAN ICE SERVICE (NAIS)
   ICEBERG BULLETIN 230001Z MAY.
2. ICEBERG LIMIT ALONG TRACKLINE JOINING
   47-08N 055-10W, 45-15N 053-10W,
   46-21N 049-21W, 52-30N 046-40W,
   57-55N 054-55W.
3. ESTIMATED ICEBERG LIMIT ALONG
   TRACKLINE JOINING
   57-55N 054-55W, 59-20N 048-10W,
   58-20N 045-45W, 58-55N 041-40W,
   62-55N 038-05W, 65-25N 029-15W.
4. WESTERN ICEBERG LIMIT ALONG TRACKLINE
   JOINING
   50-17N 061-09W, 48-12N 058-44W.
5. SEA ICE LIMIT ALONG TRACKLINES
   JOINING:
   A. 51-18N 058-07W, 50-49N 057-02W.
   B. 49-14N 053-29W, 49-21N 052-20W,
      52-10N 051-44W, 53-30N 053-42W,
      55-30N 053-08W, 56-24N 056-37W,
      58-03N 058-15W, 61-01N 059-23W,
      63-06N 057-49W.
   C. 62-25N 040-23W, 59-59N 041-09W,
      59-31N 041-33W, 59-09N 042-42W,
      59-22N 046-10W, 60-25N 048-58W,
      60-33N 048-12W, 60-40N 046-26W.
6. MOST RECENT RECONNAISSANCE:
   INTERIOR ICEBERG FLIGHT 21 MAY 23.
7. REPORT POSITION AND TIME OF ANY ICEBERGS
   SEA ICE OR STATIONARY RADAR TARGETS THAT
   MAY LIKELY BE ICE TO THE NEAREST CANADIAN
   COAST GUARD MARINE COMMUNICATIONS AND
   TRAFFIC SERVICE STATION OR
   USING INMARSAT CODE 42.
8. FOR MORE REPORTING INFORMATION OR TO
   DOWNLOAD SHAPEFILES AND WEEKLY PREDICTIONS,
   GO TO WWW.NAVCEN.USCG.GOV/IIP.
9. CANCEL THIS MSG 240001Z MAY 23.

164

NAVAREA IV 565/232023-05-23 19:03Z → cancelled 2023-05-25 00:01Z (archive)

North american ice service (nais) iceberg bulletin 240001Z may

1. NORTH AMERICAN ICE SERVICE (NAIS)
   ICEBERG BULLETIN 240001Z MAY.
2. ICEBERG LIMIT ALONG TRACKLINE JOINING
   47-08N 055-10W, 45-15N 053-10W,
   46-21N 049-21W, 52-30N 046-40W,
   57-55N 054-55W.
3. ESTIMATED ICEBERG LIMIT ALONG
   TRACKLINE JOINING
   57-55N 054-55W, 58-05N 052-20W,
   59-50N 049-20W, 58-20N 045-45W,
   58-55N 041-40W, 62-55N 038-05W,
   65-25N 029-15W.
4. WESTERN ICEBERG LIMIT ALONG TRACKLINE
   JOINING
   50-17N 061-09W, 48-12N 058-44W.
5. SEA ICE LIMIT ALONG TRACKLINES
   JOINING:
   A. 51-18N 058-07W, 50-49N 057-02W.
   B. 49-14N 053-29W, 49-28N 051-28W,
      52-34N 052-24W, 53-42N 053-52W,
      55-21N 053-38W, 56-18N 056-54W,
      58-03N 058-15W, 61-01N 059-23W,
      63-06N 057-49W.
   C. 62-25N 041-13W, 62-04N 040-54W,
      59-17N 041-33W, 59-09N 042-04W,
      59-13N 042-31W, 59-54N 043-27W.
   D. 59-52N 044-23W, 59-39N 046-22W,
      60-57N 049-45W, 60-53N 048-10W.
6. MOST RECENT RECONNAISSANCE:
   INTERIOR ICEBERG FLIGHT 23 MAY 23.
7. REPORT POSITION AND TIME OF ANY ICEBERGS
   SEA ICE OR STATIONARY RADAR TARGETS THAT
   MAY LIKELY BE ICE TO THE NEAREST CANADIAN
   COAST GUARD MARINE COMMUNICATIONS AND
   TRAFFIC SERVICE STATION OR
   USING INMARSAT CODE 42.
8. FOR MORE REPORTING INFORMATION OR TO
   DOWNLOAD SHAPEFILES AND WEEKLY PREDICTIONS,
   GO TO WWW.NAVCEN.USCG.GOV/IIP.
9. CANCEL THIS MSG 250001Z MAY 23.

165

NAVAREA IV 566/232023-05-24 19:03Z → cancelled 2023-05-26 00:01Z (archive)

North american ice service (nais) iceberg bulletin 250001Z may

1. NORTH AMERICAN ICE SERVICE (NAIS)
   ICEBERG BULLETIN 250001Z MAY.
2. ICEBERG LIMIT ALONG TRACKLINE JOINING
   47-08N 055-10W, 45-15N 053-10W,
   46-21N 049-21W, 52-30N 046-40W,
   57-55N 054-55W.
3. ESTIMATED ICEBERG LIMIT ALONG
   TRACKLINE JOINING
   57-55N 054-55W, 58-05N 052-20W,
   59-50N 049-20W, 58-20N 045-45W,
   58-55N 041-40W, 62-55N 038-05W,
   65-25N 029-15W.
4. WESTERN ICEBERG LIMIT ALONG TRACKLINE
   JOINING
   50-17N 061-09W, 48-12N 058-44W.
5. SEA ICE LIMIT ALONG TRACKLINES
   JOINING:
   A. 51-18N 058-07W, 50-49N 057-02W.
   B. 49-14N 053-29W, 49-16N 051-18W,
      52-32N 052-32W, 53-42N 053-52W,
      55-21N 053-38W, 56-18N 056-54W,
      58-03N 058-15W, 61-01N 059-23W,
      63-06N 057-49W.
   C. 62-25N 041-13W, 62-04N 040-54W,
      59-17N 041-33W, 59-09N 042-04W,
      59-13N 042-31W, 59-54N 043-27W.
   D. 59-52N 044-23W, 59-39N 046-22W,
      60-57N 049-45W, 60-53N 048-10W.
6. MOST RECENT RECONNAISSANCE:
   WESTERN LIMIT SATELLITE PASS 24 MAY 23.
7. REPORT POSITION AND TIME OF ANY ICEBERGS
   SEA ICE OR STATIONARY RADAR TARGETS THAT
   MAY LIKELY BE ICE TO THE NEAREST CANADIAN
   COAST GUARD MARINE COMMUNICATIONS AND
   TRAFFIC SERVICE STATION OR
   USING INMARSAT CODE 42.
8. FOR MORE REPORTING INFORMATION OR TO
   DOWNLOAD SHAPEFILES AND WEEKLY PREDICTIONS,
   GO TO WWW.NAVCEN.USCG.GOV/IIP.
9. CANCEL THIS MSG 260001Z MAY 23.

166

NAVAREA IV 569/232023-05-25 19:20Z → cancelled 2023-05-27 00:01Z (archive)

North american ice service (nais) iceberg bulletin 260001Z may

1. NORTH AMERICAN ICE SERVICE (NAIS)
   ICEBERG BULLETIN 260001Z MAY.
2. ICEBERG LIMIT ALONG TRACKLINE JOINING
   47-08N 055-10W, 45-15N 053-10W,
   46-21N 049-21W, 52-30N 046-40W,
   57-55N 054-55W.
3. ESTIMATED ICEBERG LIMIT ALONG
   TRACKLINE JOINING
   57-55N 054-55W, 58-05N 052-20W,
   59-50N 049-20W, 58-20N 045-45W,
   58-55N 041-40W, 62-55N 038-05W,
   65-25N 029-15W.
4. WESTERN ICEBERG LIMIT ALONG TRACKLINE
   JOINING
   50-17N 061-09W, 48-12N 058-44W.
5. SEA ICE LIMIT ALONG TRACKLINES
   JOINING:
   A. 51-17N 058-07W, 50-50N 057-03W.
   B. 49-14N 053-29W, 48-30N 051-30W,
      49-30N 051-00W, 53-00N 051-30W,
      55-00N 052-45W, 56-15N 056-45W,
      58-03N 058-15W, 61-01N 059-23W,
      63-06N 057-49W.
   C. 62-25N 039-35W, 62-13N 039-38W,
      62-04N 040-34W, 60-47N 040-39W,
      59-05N 042-32W, 59-57N 047-46W,
      60-21N 047-51W, 60-37N 046-31W.
6. MOST RECENT RECONNAISSANCE:
   INTERIOR GENERAL FLIGHT 24 MAY 23.
7. REPORT POSITION AND TIME OF ANY ICEBERGS
   SEA ICE OR STATIONARY RADAR TARGETS THAT
   MAY LIKELY BE ICE TO THE NEAREST CANADIAN
   COAST GUARD MARINE COMMUNICATIONS AND
   TRAFFIC SERVICE STATION OR
   USING INMARSAT CODE 42.
8. FOR MORE REPORTING INFORMATION OR TO
   DOWNLOAD SHAPEFILES AND WEEKLY PREDICTIONS,
   GO TO WWW.NAVCEN.USCG.GOV/IIP.
9. CANCEL THIS MSG 270001Z MAY 23.

167

NAVAREA IV 575/232023-05-26 19:28Z → cancelled 2023-05-28 00:01Z (archive)

North american ice service (nais) iceberg bulletin 270001Z may

1. NORTH AMERICAN ICE SERVICE (NAIS)
   ICEBERG BULLETIN 270001Z MAY.
2. ICEBERG LIMIT ALONG TRACKLINE JOINING
   47-10N 055-10W, 45-02N 053-23W,
   46-30N 047-46W, 52-30N 046-40W,
   57-55N 054-55W.
3. ESTIMATED ICEBERG LIMIT ALONG
   TRACKLINE JOINING
   57-55N 054-55W, 58-05N 051-50W,
   59-35N 048-40W, 58-30N 045-25W,
   58-30N 039-00W, 60-25N 037-35W,
   61-20N 038-45W, 65-25N 029-15W.
4. WESTERN ICEBERG LIMIT ALONG TRACKLINE
   JOINING
   50-22N 060-51W, 48-39N 058-30W.
5. SEA ICE LIMIT ALONG TRACKLINES
   JOINING:
   A. 51-12N 058-20W, 50-50N 057-03W.
   B. 49-14N 053-29W, 48-30N 051-30W,
      49-30N 051-00W, 53-00N 051-30W,
      55-00N 052-45W, 56-15N 056-45W,
      58-03N 058-15W, 61-52N 058-43W,
      63-06N 057-49W.
   C. 62-25N 039-35W, 62-13N 039-38W,
      62-04N 040-34W, 60-47N 040-39W,
      59-05N 042-32W, 59-57N 047-46W,
      60-21N 047-51W, 60-37N 046-31W.
6. MOST RECENT RECONNAISSANCE:
   EASTERN LIMIT ICEBERG FLIGHT 25 MAY 23.
7. REPORT POSITION AND TIME OF ANY ICEBERGS
   SEA ICE OR STATIONARY RADAR TARGETS THAT
   MAY LIKELY BE ICE TO THE NEAREST CANADIAN
   COAST GUARD MARINE COMMUNICATIONS AND
   TRAFFIC SERVICE STATION OR
   USING INMARSAT CODE 42.
8. FOR MORE REPORTING INFORMATION OR TO
   DOWNLOAD SHAPEFILES AND WEEKLY PREDICTIONS,
   GO TO WWW.NAVCEN.USCG.GOV/IIP.
9. CANCEL THIS MSG 280001Z MAY 23.

168

NAVAREA IV 581/232023-05-27 21:46Z → cancelled 2023-05-29 00:01Z (archive)

North american ice service (nais) iceberg bulletin 280001Z may

1. NORTH AMERICAN ICE SERVICE (NAIS)
   ICEBERG BULLETIN 280001Z MAY.
2. ICEBERG LIMIT ALONG TRACKLINE JOINING
   47-10N 055-10W, 45-02N 053-23W,
   46-30N 047-46W, 52-30N 046-40W,
   57-55N 054-55W.
3. ESTIMATED ICEBERG LIMIT ALONG
   TRACKLINE JOINING
   57-55N 054-55W, 58-05N 051-50W,
   59-35N 048-40W, 58-30N 045-25W,
   58-30N 039-00W, 60-25N 037-35W,
   61-20N 038-45W, 65-25N 029-15W.
4. WESTERN ICEBERG LIMIT ALONG TRACKLINE
   JOINING
   50-22N 060-51W, 48-39N 058-30W.
5. SEA ICE LIMIT ALONG TRACKLINES
   JOINING:
   A. 51-12N 058-20W, 50-50N 057-03W.
   B. 49-05N 053-37W, 48-51N 051-23W,
      49-39N 050-49W, 53-04N 051-00W,
      55-27N 053-10W, 55-43N 056-01W,
      58-03N 058-15W, 61-52N 058-43W,
      63-06N 057-49W.
   C. 62-25N 040-11W, 60-34N 040-33W,
      59-56N 041-16W, 60-18N 042-52W,
      60-29N 043-03W.
   D. 59-59N 044-44W, 59-45N 044-11W,
      59-34N 045-37W, 60-09N 048-29W,
      60-27N 049-01W, 60-41N 048-46W,
      60-33N 046-34W, 60-40N 046-18W.
6. MOST RECENT RECONNAISSANCE:
   EASTERN LIMIT ICEBERG FLIGHT 25 MAY 23.
7. REPORT POSITION AND TIME OF ANY ICEBERGS
   SEA ICE OR STATIONARY RADAR TARGETS THAT
   MAY LIKELY BE ICE TO THE NEAREST CANADIAN
   COAST GUARD MARINE COMMUNICATIONS AND
   TRAFFIC SERVICE STATION OR
   USING INMARSAT CODE 42.
8. FOR MORE REPORTING INFORMATION OR TO
   DOWNLOAD SHAPEFILES AND WEEKLY PREDICTIONS,
   GO TO WWW.NAVCEN.USCG.GOV/IIP.
9. CANCEL THIS MSG 290001Z MAY 23.

169

NAVAREA IV 586/232023-05-28 19:05Z → cancelled 2023-05-30 00:01Z (archive)

North american ice service (nais) iceberg bulletin 290001Z may

1. NORTH AMERICAN ICE SERVICE (NAIS)
   ICEBERG BULLETIN 290001Z MAY.
2. ICEBERG LIMIT ALONG TRACKLINE JOINING
   47-10N 055-10W, 45-02N 053-23W,
   46-30N 047-46W, 52-30N 046-40W,
   57-55N 054-55W.
3. ESTIMATED ICEBERG LIMIT ALONG
   TRACKLINE JOINING
   57-55N 054-55W, 58-05N 051-50W,
   59-35N 048-40W, 58-30N 045-25W,
   58-30N 039-00W, 60-25N 037-35W,
   61-20N 038-45W, 65-25N 029-15W.
4. WESTERN ICEBERG LIMIT ALONG TRACKLINE
   JOINING
   50-22N 060-51W, 48-39N 058-30W.
5. SEA ICE LIMIT ALONG TRACKLINES
   JOINING:
   A. 50-45N 059-01W, 50-50N 057-03W.
   B. 49-05N 053-37W, 48-56N 051-51W,
      53-12N 051-39W, 55-27N 053-10W,
      55-45N 055-55W, 58-03N 058-15W,
      61-52N 058-43W, 63-06N 057-49W.
   C. 62-25N 040-11W, 60-35N 040-34W,
      59-57N 041-16W, 59-57N 042-55W,
      60-32N 042-58W.
   D. 59-48N 043-36W, 59-44N 043-34W,
      59-35N 045-50W, 60-12N 048-37W,
      60-35N 049-17W, 60-46N 048-50W,
      60-23N 046-11W, 60-43N 046-17W.
6. MOST RECENT RECONNAISSANCE:
   EASTERN LIMIT ICEBERG FLIGHT 27 MAY 23.
7. REPORT POSITION AND TIME OF ANY ICEBERGS
   SEA ICE OR STATIONARY RADAR TARGETS THAT
   MAY LIKELY BE ICE TO THE NEAREST CANADIAN
   COAST GUARD MARINE COMMUNICATIONS AND
   TRAFFIC SERVICE STATION OR
   USING INMARSAT CODE 42.
8. FOR MORE REPORTING INFORMATION OR TO
   DOWNLOAD SHAPEFILES AND WEEKLY PREDICTIONS,
   GO TO WWW.NAVCEN.USCG.GOV/IIP.
9. CANCEL THIS MSG 300001Z MAY 23.

170

NAVAREA IV 588/232023-05-29 19:40Z → cancelled 2023-05-31 00:01Z (archive)

North american ice service (nais) iceberg bulletin 300001Z may

1. NORTH AMERICAN ICE SERVICE (NAIS)
   ICEBERG BULLETIN 300001Z MAY.
2. ICEBERG LIMIT ALONG TRACKLINE JOINING
   47-10N 055-10W, 45-02N 053-23W,
   46-30N 047-46W, 52-30N 046-40W,
   57-55N 054-55W.
3. ESTIMATED ICEBERG LIMIT ALONG
   TRACKLINE JOINING
   57-55N 054-55W, 58-05N 051-50W,
   59-35N 048-40W, 58-30N 045-25W,
   58-30N 039-00W, 60-25N 037-35W,
   61-20N 038-45W, 65-25N 029-15W.
4. WESTERN ICEBERG LIMIT ALONG TRACKLINE
   JOINING
   50-22N 060-51W, 48-39N 058-30W.
5. SEA ICE LIMIT ALONG TRACKLINES
   JOINING:
   A. 50-45N 059-01W, 50-50N 057-03W.
   B. 49-05N 053-37W, 48-56N 051-51W,
      51-46N 051-58W, 52-05N 054-42W,
      55-27N 053-10W, 55-32N 056-10W,
      58-03N 058-15W, 61-52N 058-43W,
      63-06N 057-49W.
   C. 62-25N 040-05W, 60-29N 040-14W,
      59-34N 043-48W, 59-37N 044-00W,
      59-55N 043-07W, 60-04N 043-05W.
   D. 59-48N 044-06W, 59-46N 044-09W,
      60-07N 047-46W, 59-59N 048-58W,
      60-42N 049-30W, 60-45N 049-06W,
      60-28N 046-31W, 60-42N 046-14W.
6. MOST RECENT RECONNAISSANCE:
   INTERIOR GENERAL FLIGHT 29 MAY 23.
7. REPORT POSITION AND TIME OF ANY ICEBERGS
   SEA ICE OR STATIONARY RADAR TARGETS THAT
   MAY LIKELY BE ICE TO THE NEAREST CANADIAN
   COAST GUARD MARINE COMMUNICATIONS AND
   TRAFFIC SERVICE STATION OR
   USING INMARSAT CODE 42.
8. FOR MORE REPORTING INFORMATION OR TO
   DOWNLOAD SHAPEFILES AND WEEKLY PREDICTIONS,
   GO TO WWW.NAVCEN.USCG.GOV/IIP.
9. CANCEL THIS MSG 310001Z MAY 23.

171

NAVAREA IV 592/232023-05-30 19:49Z → cancelled 2023-06-01 00:01Z (archive)

North american ice service (nais) iceberg bulletin 310001Z may

1. NORTH AMERICAN ICE SERVICE (NAIS)
   ICEBERG BULLETIN 310001Z MAY.
2. ICEBERG LIMIT ALONG TRACKLINE JOINING
   47-10N 055-10W, 45-00N 053-25W,
   46-35N 047-25W, 52-30N 046-40W,
   57-55N 054-55W.
3. ESTIMATED ICEBERG LIMIT ALONG
   TRACKLINE JOINING
   57-55N 054-55W, 57-45N 052-50W,
   59-35N 048-40W, 58-00N 043-45W,
   58-45N 039-20W, 59-45N 037-55W,
   62-00N 037-00W, 65-25N 028-00W.
4. WESTERN ICEBERG LIMIT ALONG TRACKLINE
   JOINING
   50-22N 060-51W, 48-39N 058-30W.
5. SEA ICE LIMIT ALONG TRACKLINES
   JOINING:
   A. 50-45N 059-01W, 50-50N 057-03W.
   B. 49-05N 053-37W, 49-33N 052-14W,
      51-18N 052-58W, 51-25N 055-02W,
      55-01N 054-09W, 55-32N 056-10W,
      58-03N 058-15W, 61-52N 058-43W,
      63-06N 057-49W.
   C. 62-25N 040-30W, 60-13N 041-12W,
      59-30N 043-02W, 59-25N 044-32W,
      60-07N 048-53W, 60-31N 048-45W,
      60-37N 046-49W.
6. MOST RECENT RECONNAISSANCE:
   INTERIOR GENERAL FLIGHT 29 MAY 23.
7. REPORT POSITION AND TIME OF ANY ICEBERGS
   SEA ICE OR STATIONARY RADAR TARGETS THAT
   MAY LIKELY BE ICE TO THE NEAREST CANADIAN
   COAST GUARD MARINE COMMUNICATIONS AND
   TRAFFIC SERVICE STATION OR
   USING INMARSAT CODE 42.
8. FOR MORE REPORTING INFORMATION OR TO
   DOWNLOAD SHAPEFILES AND WEEKLY PREDICTIONS,
   GO TO WWW.NAVCEN.USCG.GOV/IIP.
9. CANCEL THIS MSG 010001Z JUN 23.

172

NAVAREA IV 600/232023-05-31 19:25Z → cancelled 2023-06-02 00:01Z (archive)

North american ice service (nais) iceberg bulletin 010001Z jun

1. NORTH AMERICAN ICE SERVICE (NAIS)
   ICEBERG BULLETIN 010001Z JUN.
2. ICEBERG LIMIT ALONG TRACKLINE JOINING
   47-10N 055-10W, 45-00N 053-25W,
   46-40N 047-10W, 52-30N 046-40W,
   57-55N 054-55W.
3. ESTIMATED ICEBERG LIMIT ALONG
   TRACKLINE JOINING
   57-55N 054-55W, 57-45N 052-50W,
   59-35N 048-40W, 58-00N 043-45W,
   58-45N 039-20W, 59-45N 037-55W,
   62-00N 037-00W, 65-25N 028-00W.
4. WESTERN ICEBERG LIMIT ALONG TRACKLINE
   JOINING
   50-22N 060-51W, 48-39N 058-30W.
5. SEA ICE LIMIT ALONG TRACKLINES
   JOINING:
   A. 51-38N 056-37W, 51-24N 056-34W.
   B. 49-34N 054-28W, 51-25N 055-02W,
      55-01N 054-09W, 55-32N 056-10W,
      58-03N 058-15W, 61-52N 058-43W,
      63-06N 057-49W.
   C. 62-25N 040-30W, 60-13N 041-12W,
      59-30N 043-02W, 59-25N 044-32W,
      60-07N 048-53W, 60-31N 048-45W,
      60-37N 046-49W.
6. MOST RECENT RECONNAISSANCE:
   INTERIOR GENERAL FLIGHT 31 MAY 23.
7. REPORT POSITION AND TIME OF ANY ICEBERGS
   SEA ICE OR STATIONARY RADAR TARGETS THAT
   MAY LIKELY BE ICE TO THE NEAREST CANADIAN
   COAST GUARD MARINE COMMUNICATIONS AND
   TRAFFIC SERVICE STATION OR
   USING INMARSAT CODE 42.
8. FOR MORE REPORTING INFORMATION OR TO
   DOWNLOAD SHAPEFILES AND WEEKLY PREDICTIONS,
   GO TO WWW.NAVCEN.USCG.GOV/IIP.
9. CANCEL THIS MSG 020001Z JUN 23.

173

NAVAREA IV 605/232023-06-01 19:45Z → cancelled 2023-06-03 00:01Z (archive)

North american ice service (nais) iceberg bulletin 020001Z jun

1. NORTH AMERICAN ICE SERVICE (NAIS)
   ICEBERG BULLETIN 020001Z JUN.
2. ICEBERG LIMIT ALONG TRACKLINE JOINING
   46-52N 053-59W, 46-10N 053-00W,
   46-50N 047-00W, 52-30N 046-40W,
   57-55N 054-55W.
3. ESTIMATED ICEBERG LIMIT ALONG
   TRACKLINE JOINING
   57-55N 054-55W, 57-45N 052-50W,
   59-35N 048-40W, 58-00N 043-45W,
   58-45N 039-20W, 59-45N 037-55W,
   62-00N 037-00W, 65-25N 028-00W.
4. WESTERN ICEBERG LIMIT ALONG TRACKLINE
   JOINING
   50-22N 060-51W, 48-39N 058-30W.
5. SEA ICE LIMIT ALONG TRACKLINES
   JOINING:
   A. 51-28N 056-52W, 51-20N 056-43W.
   B. 49-34N 054-28W, 54-50N 053-54W,
      55-17N 055-52W, 58-03N 058-15W,
      61-52N 058-43W, 63-06N 057-49W.
   C. 62-25N 040-22W, 62-15N 040-23W,
      61-48N 041-23W, 59-51N 041-51W,
      59-29N 043-40W, 59-31N 045-16W,
      60-44N 047-27W.
6. MOST RECENT RECONNAISSANCE:
   SOUTHERN LIMIT ICEBERG FLIGHT 31 MAY 23.
7. NOTE THE SIGNIFICANT REDUCTION
   OF THE ICEBERG LIMIT SINCE 010001Z JUN
   BULLETIN DUE TO RECENT RECONNAISSANCE.
8. REPORT POSITION AND TIME OF ANY ICEBERGS
   SEA ICE OR STATIONARY RADAR TARGETS THAT
   MAY LIKELY BE ICE TO THE NEAREST CANADIAN
   COAST GUARD MARINE COMMUNICATIONS AND
   TRAFFIC SERVICE STATION OR
   USING INMARSAT CODE 42.
9. FOR MORE REPORTING INFORMATION OR TO
   DOWNLOAD SHAPEFILES AND WEEKLY PREDICTIONS,
   GO TO WWW.NAVCEN.USCG.GOV/IIP.
10. CANCEL THIS MSG 030001Z JUN 23.

174

NAVAREA IV 607/232023-06-02 20:00Z → cancelled 2023-06-04 00:01Z (archive)

North american ice service (nais) iceberg bulletin 030001Z jun

1. NORTH AMERICAN ICE SERVICE (NAIS)
   ICEBERG BULLETIN 030001Z JUN.
2. ICEBERG LIMIT ALONG TRACKLINE JOINING
   46-52N 053-59W, 46-10N 053-00W,
   46-50N 047-00W, 52-30N 046-40W,
   57-55N 054-55W.
3. ESTIMATED ICEBERG LIMIT ALONG
   TRACKLINE JOINING
   57-55N 054-55W, 57-40N 053-05W,
   59-35N 048-40W, 58-00N 043-45W,
   58-45N 039-20W, 60-50N 036-35W,
   63-00N 037-30W, 65-25N 028-00W.
4. WESTERN ICEBERG LIMIT ALONG TRACKLINE
   JOINING
   50-22N 060-51W, 48-39N 058-30W.
5. SEA ICE LIMIT ALONG TRACKLINES
   JOINING:
   A. 51-24N 057-10W, 51-07N 056-52W.
   B. 49-34N 054-28W, 54-50N 053-54W,
      55-17N 055-52W, 58-03N 058-15W,
      60-19N 059-42W, 63-23N 057-57W.
   C. 62-25N 040-22W, 62-15N 040-23W,
      61-48N 041-23W, 59-51N 041-51W,
      59-29N 043-40W, 59-31N 045-16W,
      60-44N 047-27W.
6. MOST RECENT RECONNAISSANCE:
   WESTERN LIMIT ICEBERG FLIGHT 01 JUN 23.
7. REPORT POSITION AND TIME OF ANY ICEBERGS
   SEA ICE OR STATIONARY RADAR TARGETS THAT
   MAY LIKELY BE ICE TO THE NEAREST CANADIAN
   COAST GUARD MARINE COMMUNICATIONS AND
   TRAFFIC SERVICE STATION OR
   USING INMARSAT CODE 42.
8. FOR MORE REPORTING INFORMATION OR TO
   DOWNLOAD SHAPEFILES AND WEEKLY PREDICTIONS,
   GO TO WWW.NAVCEN.USCG.GOV/IIP.
9. CANCEL THIS MSG 040001Z JUN 23.

175

NAVAREA IV 610/232023-06-03 19:29Z → cancelled 2023-06-05 00:01Z (archive)

North american ice service (nais) iceberg bulletin 040001Z jun

1. NORTH AMERICAN ICE SERVICE (NAIS)
   ICEBERG BULLETIN 040001Z JUN.
2. ICEBERG LIMIT ALONG TRACKLINE JOINING
   46-52N 053-59W, 46-10N 053-00W,
   46-35N 047-00W, 52-30N 046-40W,
   57-55N 054-55W.
3. ESTIMATED ICEBERG LIMIT ALONG
   TRACKLINE JOINING
   57-55N 054-55W, 57-40N 053-05W,
   59-35N 048-40W, 58-00N 043-45W,
   58-45N 039-20W, 60-50N 036-35W,
   63-00N 037-30W, 65-25N 028-00W.
4. WESTERN ICEBERG LIMIT ALONG TRACKLINE
   JOINING
   50-22N 060-51W, 48-39N 058-30W.
5. SEA ICE LIMIT ALONG TRACKLINES
   JOINING:
   A. 51-26N 057-28W, 51-02N 057-06W.
   B. 49-34N 054-28W, 54-50N 053-54W,
      55-17N 055-52W, 58-03N 058-15W,
      60-09N 059-35W, 63-05N 057-49W.
   C. 62-25N 040-22W, 62-15N 040-23W,
      61-48N 041-23W, 59-51N 041-51W,
      59-29N 043-40W, 59-31N 045-16W,
      60-44N 047-27W.
6. MOST RECENT RECONNAISSANCE:
   WESTERN LIMIT ICEBERG FLIGHT 01 JUN 23.
7. REPORT POSITION AND TIME OF ANY ICEBERGS
   SEA ICE OR STATIONARY RADAR TARGETS THAT
   MAY LIKELY BE ICE TO THE NEAREST CANADIAN
   COAST GUARD MARINE COMMUNICATIONS AND
   TRAFFIC SERVICE STATION OR
   USING INMARSAT CODE 42.
8. FOR MORE REPORTING INFORMATION OR TO
   DOWNLOAD SHAPEFILES AND WEEKLY PREDICTIONS,
   GO TO WWW.NAVCEN.USCG.GOV/IIP.
9. CANCEL THIS MSG 050001Z JUN 23.

176

NAVAREA IV 617/232023-06-04 19:12Z → cancelled 2023-06-06 00:01Z (archive)

North american ice service (nais) iceberg bulletin 050001Z jun

1. NORTH AMERICAN ICE SERVICE (NAIS)
   ICEBERG BULLETIN 050001Z JUN.
2. ICEBERG LIMIT ALONG TRACKLINE JOINING
   46-52N 054-08W, 46-10N 053-45W,
   46-35N 047-00W, 52-30N 046-40W,
   57-55N 054-55W.
3. ESTIMATED ICEBERG LIMIT ALONG
   TRACKLINE JOINING
   57-55N 054-55W, 57-40N 053-05W,
   59-35N 048-40W, 58-00N 043-45W,
   58-45N 039-20W, 60-50N 036-35W,
   63-00N 037-30W, 65-25N 028-00W.
4. WESTERN ICEBERG LIMIT ALONG TRACKLINE
   JOINING
   50-22N 060-51W, 48-39N 058-30W.
5. SEA ICE LIMIT ALONG TRACKLINES
   JOINING:
   A. 51-26N 057-28W, 51-02N 057-06W.
   B. 49-34N 054-28W, 54-50N 053-54W,
      55-17N 055-52W, 58-03N 058-15W,
      59-14N 059-05W, 61-49N 058-16W.
   C. 62-26N 039-32W, 59-48N 040-37W,
      59-09N 042-00W, 59-17N 045-25W,
      60-19N 045-56W, 60-45N 047-30W.
6. MOST RECENT RECONNAISSANCE:
   WESTERN LIMIT ICEBERG FLIGHT 01 JUN 23.
7. REPORT POSITION AND TIME OF ANY ICEBERGS
   SEA ICE OR STATIONARY RADAR TARGETS THAT
   MAY LIKELY BE ICE TO THE NEAREST CANADIAN
   COAST GUARD MARINE COMMUNICATIONS AND
   TRAFFIC SERVICE STATION OR
   USING INMARSAT CODE 42.
8. FOR MORE REPORTING INFORMATION OR TO
   DOWNLOAD SHAPEFILES AND WEEKLY PREDICTIONS,
   GO TO WWW.NAVCEN.USCG.GOV/IIP.
9. CANCEL THIS MSG 060001Z JUN 23.

177

NAVAREA IV 622/232023-06-05 20:25Z → cancelled 2023-06-07 00:01Z (archive)

North american ice service (nais) iceberg bulletin 060001Z jun

1. NORTH AMERICAN ICE SERVICE (NAIS)
   ICEBERG BULLETIN 060001Z JUN.
2. ICEBERG LIMIT ALONG TRACKLINE JOINING
   47-01N 055-20W, 45-50N 053-00W,
   47-00N 048-00W, 52-30N 046-40W,
   57-55N 054-55W.
3. ESTIMATED ICEBERG LIMIT ALONG
   TRACKLINE JOINING
   57-55N 054-55W, 57-40N 053-05W,
   59-35N 048-40W, 58-00N 043-45W,
   58-45N 039-20W, 60-50N 036-35W,
   63-00N 037-30W, 65-25N 028-00W.
4. WESTERN ICEBERG LIMIT ALONG TRACKLINE
   JOINING
   50-22N 060-51W, 48-39N 058-30W.
5. SEA ICE LIMIT ALONG TRACKLINES
   JOINING:
   A. 51-26N 057-28W, 51-02N 057-06W.
   B. 49-33N 055-10W, 52-51N 054-00W,
      58-03N 058-15W, 59-21N 058-54W,
      62-00N 058-35W, 63-05N 057-49W.
   C. 62-25N 039-27W, 59-42N 041-11W,
      59-09N 042-42W, 59-17N 045-58W,
      60-43N 047-31W.
6. MOST RECENT RECONNAISSANCE:
   WESTERN LIMIT ICEBERG FLIGHT 01 JUN 23.
7. REPORT POSITION AND TIME OF ANY ICEBERGS
   SEA ICE OR STATIONARY RADAR TARGETS THAT
   MAY LIKELY BE ICE TO THE NEAREST CANADIAN
   COAST GUARD MARINE COMMUNICATIONS AND
   TRAFFIC SERVICE STATION OR
   USING INMARSAT CODE 42.
8. FOR MORE REPORTING INFORMATION OR TO
   DOWNLOAD SHAPEFILES AND WEEKLY PREDICTIONS,
   GO TO WWW.NAVCEN.USCG.GOV/IIP.
9. CANCEL THIS MSG 070001Z JUN 23.

178

NAVAREA IV 626/232023-06-06 19:33Z → cancelled 2023-06-08 00:00Z (archive)

North american ice service (nais) iceberg bulletin 070001Z jun

1. NORTH AMERICAN ICE SERVICE (NAIS)
   ICEBERG BULLETIN 070001Z JUN.
2. ICEBERG LIMIT ALONG TRACKLINE JOINING
   47-01N 055-20W, 45-50N 053-00W,
   47-00N 048-00W, 52-30N 046-40W,
   57-55N 054-55W.
3. ESTIMATED ICEBERG LIMIT ALONG
   TRACKLINE JOINING
   57-55N 054-55W, 57-25N 052-45W,
   59-15N 048-30W, 57-40N 043-45W,
   58-25N 039-15W, 60-35N 036-05W,
   63-00N 037-30W, 65-10N 027-40W.
4. WESTERN ICEBERG LIMIT ALONG TRACKLINE
   JOINING
   50-22N 060-51W, 48-39N 058-30W.
5. SEA ICE LIMIT ALONG TRACKLINES
   JOINING:
   A. 50-56N 058-54W, 50-24N 057-31W.
   B. 49-21N 055-02W, 53-03N 053-49W,
      55-17N 055-00W, 56-35N 057-37W,
      58-03N 058-15W, 60-13N 059-26W,
      63-09N 057-51W.
   C. 62-25N 039-27W, 59-42N 041-11W,
      59-09N 042-42W, 59-17N 045-58W,
      60-43N 047-31W.
6. MOST RECENT RECONNAISSANCE:
   WESTERN LIMIT ICEBERG FLIGHT 01 JUN 23.
7. REPORT POSITION AND TIME OF ANY ICEBERGS
   SEA ICE OR STATIONARY RADAR TARGETS THAT
   MAY LIKELY BE ICE TO THE NEAREST CANADIAN
   COAST GUARD MARINE COMMUNICATIONS AND
   TRAFFIC SERVICE STATION OR
   USING INMARSAT CODE 42.
8. FOR MORE REPORTING INFORMATION OR TO
   DOWNLOAD SHAPEFILES AND WEEKLY PREDICTIONS,
   GO TO WWW.NAVCEN.USCG.GOV/IIP.
9. CANCEL THIS MSG 080000Z JUN 23.

179

NAVAREA IV 628/232023-06-07 19:15Z → cancelled 2023-06-09 00:01Z (archive)

North american ice service (nais) iceberg bulletin 080001Z jun

1. NORTH AMERICAN ICE SERVICE (NAIS)
   ICEBERG BULLETIN 080001Z JUN.
2. ICEBERG LIMIT ALONG TRACKLINE JOINING
   47-01N 055-20W, 45-50N 053-00W,
   47-00N 048-00W, 50-55N 047-05W,
   57-25N 052-45W.
3. ESTIMATED ICEBERG LIMIT ALONG
   TRACKLINE JOINING
   57-25N 052-45W, 59-15N 048-30W,
   57-40N 043-45W, 58-25N 039-15W,
   60-35N 036-05W, 63-00N 037-30W,
   65-10N 027-40W.
4. WESTERN ICEBERG LIMIT ALONG TRACKLINE
   JOINING
   50-22N 060-51W, 48-39N 058-30W.
5. SEA ICE LIMIT ALONG TRACKLINES
   JOINING:
   A. 50-44N 059-01W, 50-24N 057-31W.
   B. 49-33N 055-10W, 52-44N 054-00W,
      55-10N 054-40W, 56-35N 057-37W,
      58-03N 058-15W, 60-13N 059-26W,
      63-09N 057-51W.
   C. 62-25N 039-41W, 60-20N 040-50W,
      59-29N 042-25W, 58-58N 044-50W,
      59-22N 046-36W, 60-23N 047-30W,
      60-41N 047-26W.
6. MOST RECENT RECONNAISSANCE:
   WESTERN LIMIT ICEBERG FLIGHT 01 JUN 23.
7. REPORT POSITION AND TIME OF ANY ICEBERGS
   SEA ICE OR STATIONARY RADAR TARGETS THAT
   MAY LIKELY BE ICE TO THE NEAREST CANADIAN
   COAST GUARD MARINE COMMUNICATIONS AND
   TRAFFIC SERVICE STATION OR
   USING INMARSAT CODE 42.
8. FOR MORE REPORTING INFORMATION OR TO
   DOWNLOAD SHAPEFILES AND WEEKLY PREDICTIONS,
   GO TO WWW.NAVCEN.USCG.GOV/IIP.
9. CANCEL THIS MSG 090001Z JUN 23.

180

NAVAREA IV 630/232023-06-08 20:48Z → cancelled 2023-06-10 00:01Z (archive)

North american ice service (nais) iceberg bulletin 090001Z jun

1. NORTH AMERICAN ICE SERVICE (NAIS)
   ICEBERG BULLETIN 090001Z JUN.
2. ICEBERG LIMIT ALONG TRACKLINE JOINING
   47-01N 055-20W, 45-50N 053-00W,
   47-00N 048-00W, 50-55N 047-05W,
   57-25N 052-45W.
3. ESTIMATED ICEBERG LIMIT ALONG
   TRACKLINE JOINING
   57-25N 052-45W, 59-15N 048-30W,
   57-40N 043-45W, 58-25N 039-15W,
   60-35N 036-05W, 63-00N 037-30W,
   65-10N 027-40W.
4. WESTERN ICEBERG LIMIT ALONG TRACKLINE
   JOINING
   50-22N 060-51W, 48-39N 058-30W.
5. SEA ICE LIMIT ALONG TRACKLINES
   JOINING:
   A. 50-44N 059-01W, 50-24N 057-31W.
   B. 49-33N 055-10W, 52-44N 054-00W,
      55-10N 054-40W, 56-35N 057-37W,
      58-03N 058-15W, 60-13N 059-26W,
      63-09N 057-51W.
   C. 62-25N 039-41W, 60-20N 040-50W,
      59-29N 042-25W, 58-58N 044-50W,
      59-22N 046-36W, 60-23N 047-30W,
      60-41N 047-26W.
6. MOST RECENT RECONNAISSANCE:
   SOUTHERN LIMIT ICEBERG FLIGHT 08 JUN 23.
7. REPORT POSITION AND TIME OF ANY ICEBERGS
   SEA ICE OR STATIONARY RADAR TARGETS THAT
   MAY LIKELY BE ICE TO THE NEAREST CANADIAN
   COAST GUARD MARINE COMMUNICATIONS AND
   TRAFFIC SERVICE STATION OR
   USING INMARSAT CODE 42.
8. FOR MORE REPORTING INFORMATION OR TO
   DOWNLOAD SHAPEFILES AND WEEKLY PREDICTIONS,
   GO TO WWW.NAVCEN.USCG.GOV/IIP.
9. CANCEL THIS MSG 100001Z JUN 23.

181

NAVAREA IV 638/232023-06-09 20:58Z → cancelled 2023-06-11 00:01Z (archive)

North american ice service (nais) iceberg bulletin 100001Z jun

1. NORTH AMERICAN ICE SERVICE (NAIS)
   ICEBERG BULLETIN 100001Z JUN.
2. ICEBERG LIMIT ALONG TRACKLINE JOINING
   47-01N 055-20W, 45-50N 053-00W,
   47-00N 048-00W, 50-55N 047-05W,
   57-25N 052-45W.
3. ESTIMATED ICEBERG LIMIT ALONG
   TRACKLINE JOINING
   57-25N 052-45W, 58-55N 054-20W,
   59-45N 050-10W, 57-40N 043-45W,
   58-25N 039-15W, 61-25N 034-05W,
   63-20N 035-05W, 65-10N 027-40W.
4. WESTERN ICEBERG LIMIT ALONG TRACKLINE
   JOINING
   50-12N 061-08W, 48-39N 058-30W.
5. SEA ICE LIMIT ALONG TRACKLINES
   JOINING:
   A. 50-44N 059-01W, 50-24N 057-31W.
   B. 49-33N 055-10W, 53-02N 054-31W,
      55-10N 054-40W, 56-45N 057-28W,
      58-03N 058-15W, 60-39N 059-10W,
      62-38N 057-37W.
   C. 62-25N 039-40W, 60-15N 040-43W,
      59-22N 042-02W, 59-14N 044-32W,
      59-59N 047-51W, 60-40N 047-02W.
6. MOST RECENT RECONNAISSANCE:
   SOUTHERN LIMIT ICEBERG FLIGHT 08 JUN 23.
7. REPORT POSITION AND TIME OF ANY ICEBERGS
   SEA ICE OR STATIONARY RADAR TARGETS THAT
   MAY LIKELY BE ICE TO THE NEAREST CANADIAN
   COAST GUARD MARINE COMMUNICATIONS AND
   TRAFFIC SERVICE STATION OR
   USING INMARSAT CODE 42.
8. FOR MORE REPORTING INFORMATION OR TO
   DOWNLOAD SHAPEFILES AND WEEKLY PREDICTIONS,
   GO TO WWW.NAVCEN.USCG.GOV/IIP.
9. CANCEL THIS MSG 110001Z JUN 23.

182

NAVAREA IV 640/232023-06-10 19:59Z → cancelled 2023-06-12 00:01Z (archive)

North american ice service (nais) iceberg bulletin 110001Z jun

1. NORTH AMERICAN ICE SERVICE (NAIS)
   ICEBERG BULLETIN 110001Z JUN.
2. ICEBERG LIMIT ALONG TRACKLINE JOINING
   47-01N 055-20W, 45-50N 053-00W,
   47-00N 048-00W, 50-55N 047-05W,
   57-25N 052-45W.
3. ESTIMATED ICEBERG LIMIT ALONG
   TRACKLINE JOINING
   57-25N 052-45W, 58-55N 054-20W,
   59-45N 050-10W, 57-40N 043-45W,
   58-25N 039-15W, 61-25N 034-05W,
   63-20N 035-05W, 65-10N 027-40W.
4. WESTERN ICEBERG LIMIT ALONG TRACKLINE
   JOINING
   50-12N 061-08W, 48-39N 058-30W.
5. SEA ICE LIMIT ALONG TRACKLINES
   JOINING:
   A. 50-44N 059-01W, 50-43N 057-24W.
   B. 49-19N 054-58W, 55-10N 054-40W,
      56-32N 057-02W, 58-03N 057-51W,
      60-39N 059-10W, 62-00N 058-32W,
      62-37N 057-37W.
   C. 62-25N 040-17W, 61-52N 039-33W,
      61-42N 040-51W, 59-19N 041-25W,
      58-58N 043-29W, 59-57N 047-35W,
      60-40N 046-53W.
6. MOST RECENT RECONNAISSANCE:
   SOUTHERN LIMIT ICEBERG FLIGHT 08 JUN 23.
7. REPORT POSITION AND TIME OF ANY ICEBERGS
   SEA ICE OR STATIONARY RADAR TARGETS THAT
   MAY LIKELY BE ICE TO THE NEAREST CANADIAN
   COAST GUARD MARINE COMMUNICATIONS AND
   TRAFFIC SERVICE STATION OR
   USING INMARSAT CODE 42.
8. FOR MORE REPORTING INFORMATION OR TO
   DOWNLOAD SHAPEFILES AND WEEKLY PREDICTIONS,
   GO TO WWW.NAVCEN.USCG.GOV/IIP.
9. CANCEL THIS MSG 120001Z JUN 23.

183

NAVAREA IV 642/232023-06-11 19:53Z → cancelled 2023-06-13 00:01Z (archive)

North american ice service (nais) iceberg bulletin 120001Z jun

1. NORTH AMERICAN ICE SERVICE (NAIS)
   ICEBERG BULLETIN 120001Z JUN.
2. ICEBERG LIMIT ALONG TRACKLINE JOINING
   47-01N 055-20W, 45-50N 053-00W,
   47-00N 048-00W, 50-55N 047-05W,
   57-25N 052-45W.
3. ESTIMATED ICEBERG LIMIT ALONG
   TRACKLINE JOINING
   57-25N 052-45W, 58-55N 054-20W,
   59-45N 050-10W, 57-40N 043-45W,
   58-25N 039-15W, 61-25N 034-05W,
   63-20N 035-05W, 65-10N 027-40W.
4. WESTERN ICEBERG LIMIT ALONG TRACKLINE
   JOINING
   50-12N 061-08W, 48-39N 058-30W.
5. SEA ICE LIMIT ALONG TRACKLINES
   JOINING:
   A. 51-15N 058-13W, 50-43N 057-24W.
   B. 49-19N 054-58W, 55-10N 054-40W,
      56-32N 057-02W, 58-03N 057-51W,
      60-56N 058-42W, 62-00N 058-32W,
      62-47N 057-41W.
   C. 62-25N 039-54W, 58-57N 041-58W,
      58-56N 042-49W, 60-25N 047-37W,
      60-41N 046-56W.
6. MOST RECENT RECONNAISSANCE:
   SOUTHERN LIMIT ICEBERG FLIGHT 08 JUN 23.
7. REPORT POSITION AND TIME OF ANY ICEBERGS
   SEA ICE OR STATIONARY RADAR TARGETS THAT
   MAY LIKELY BE ICE TO THE NEAREST CANADIAN
   COAST GUARD MARINE COMMUNICATIONS AND
   TRAFFIC SERVICE STATION OR
   USING INMARSAT CODE 42.
8. FOR MORE REPORTING INFORMATION OR TO
   DOWNLOAD SHAPEFILES AND WEEKLY PREDICTIONS,
   GO TO WWW.NAVCEN.USCG.GOV/IIP.
9. CANCEL THIS MSG 130001Z JUN 23.

184

NAVAREA IV 647/232023-06-12 19:14Z → cancelled 2023-06-14 00:01Z (archive)

North american ice service (nais) iceberg bulletin 130001Z jun

1. NORTH AMERICAN ICE SERVICE (NAIS)
   ICEBERG BULLETIN 130001Z JUN.
2. ICEBERG LIMIT ALONG TRACKLINE JOINING
   47-01N 055-20W, 45-50N 053-00W,
   47-00N 048-00W, 50-55N 047-05W,
   57-25N 052-45W.
3. ESTIMATED ICEBERG LIMIT ALONG
   TRACKLINE JOINING
   57-25N 052-45W, 58-55N 054-20W,
   59-45N 050-10W, 57-40N 043-45W,
   58-25N 039-15W, 61-25N 034-05W,
   63-20N 035-05W, 65-10N 027-40W.
4. WESTERN ICEBERG LIMIT ALONG TRACKLINE
   JOINING
   50-11N 061-29W, 48-32N 059-08W.
5. SEA ICE LIMIT ALONG TRACKLINES
   JOINING:
   A. 51-15N 058-13W, 50-43N 057-24W.
   B. 49-19N 054-58W, 55-10N 054-40W,
      56-32N 057-02W, 58-03N 057-51W,
      60-56N 058-42W, 62-00N 058-32W,
      62-47N 057-41W.
   C. 62-25N 039-47W, 61-09N 041-22W,
      59-40N 041-44W, 58-54N 042-13W,
      58-46N 042-58W, 60-03N 046-55W,
      60-35N 047-19W, 60-44N 047-00W.
6. MOST RECENT RECONNAISSANCE:
   SOUTHERN LIMIT ICEBERG FLIGHT 08 JUN 23.
7. REPORT POSITION AND TIME OF ANY ICEBERGS
   SEA ICE OR STATIONARY RADAR TARGETS THAT
   MAY LIKELY BE ICE TO THE NEAREST CANADIAN
   COAST GUARD MARINE COMMUNICATIONS AND
   TRAFFIC SERVICE STATION OR
   USING INMARSAT CODE 42.
8. FOR MORE REPORTING INFORMATION OR TO
   DOWNLOAD SHAPEFILES AND WEEKLY PREDICTIONS,
   GO TO WWW.NAVCEN.USCG.GOV/IIP.
9. CANCEL THIS MSG 140001Z JUN 23.

185

NAVAREA IV 650/232023-06-13 19:44Z → cancelled 2023-06-15 00:01Z (archive)

North american ice service (nais) iceberg bulletin 140001Z jun

1. NORTH AMERICAN ICE SERVICE (NAIS)
   ICEBERG BULLETIN 140001Z JUN.
2. ICEBERG LIMIT ALONG TRACKLINE JOINING
   47-01N 055-20W, 45-50N 053-00W,
   46-55N 047-40W, 50-50N 046-40W,
   57-25N 052-45W.
3. ESTIMATED ICEBERG LIMIT ALONG
   TRACKLINE JOINING
   57-25N 052-45W, 58-55N 054-20W,
   59-15N 048-30W, 57-30N 043-20W,
   58-20N 039-20W, 61-25N 034-05W,
   63-20N 035-05W, 65-10N 027-40W.
4. WESTERN ICEBERG LIMIT ALONG TRACKLINE
   JOINING
   50-11N 061-29W, 48-04N 058-58W.
5. SEA ICE LIMIT ALONG TRACKLINES
   JOINING:
   A. 51-47N 056-16W, 51-32N 056-07W.
   B. 49-19N 054-58W, 55-10N 054-40W,
      56-32N 057-02W, 58-03N 057-51W,
      60-56N 058-42W, 62-00N 058-32W,
      62-30N 057-33W.
   C. 62-25N 039-47W, 61-09N 041-22W,
      59-40N 041-44W, 58-54N 042-13W,
      58-46N 042-58W, 60-03N 046-55W,
      60-35N 047-19W, 60-44N 047-00W.
6. MOST RECENT RECONNAISSANCE:
   SOUTHERN LIMIT ICEBERG FLIGHT 08 JUN 23.
7. REPORT POSITION AND TIME OF ANY ICEBERGS
   SEA ICE OR STATIONARY RADAR TARGETS THAT
   MAY LIKELY BE ICE TO THE NEAREST CANADIAN
   COAST GUARD MARINE COMMUNICATIONS AND
   TRAFFIC SERVICE STATION OR
   USING INMARSAT CODE 42.
8. FOR MORE REPORTING INFORMATION OR TO
   DOWNLOAD SHAPEFILES AND WEEKLY PREDICTIONS,
   GO TO WWW.NAVCEN.USCG.GOV/IIP.
9. CANCEL THIS MSG 150001Z JUN 23.

186

NAVAREA IV 653/232023-06-14 19:13Z → cancelled 2023-06-16 00:01Z (archive)

North american ice service (nais) iceberg bulletin 150001Z jun

1. NORTH AMERICAN ICE SERVICE (NAIS)
   ICEBERG BULLETIN 150001Z JUN.
2. ICEBERG LIMIT ALONG TRACKLINE JOINING
   47-01N 055-20W, 45-50N 053-00W,
   46-55N 047-00W, 50-50N 046-40W,
   57-25N 052-45W.
3. ESTIMATED ICEBERG LIMIT ALONG
   TRACKLINE JOINING
   57-25N 052-45W, 58-55N 054-20W,
   59-15N 048-30W, 57-30N 043-20W,
   58-20N 039-20W, 61-25N 034-05W,
   63-20N 035-05W, 65-10N 027-40W.
4. WESTERN ICEBERG LIMIT ALONG TRACKLINE
   JOINING
   50-11N 061-29W, 47-54N 059-18W.
5. SEA ICE LIMIT ALONG TRACKLINES
   JOINING:
   A. 51-47N 056-16W, 51-32N 056-07W.
   B. 49-33N 055-10W, 55-05N 054-00W,
      56-32N 057-02W, 58-03N 057-51W,
      60-56N 058-42W, 62-00N 058-32W,
      62-30N 057-33W.
   C. 62-19N 040-07W, 62-00N 040-02W,
      59-35N 042-32W, 59-24N 044-54W,
      60-04N 047-02W, 60-18N 046-37W,
      60-05N 045-18W.
6. MOST RECENT RECONNAISSANCE:
   SOUTHERN LIMIT ICEBERG FLIGHT 08 JUN 23.
7. REPORT POSITION AND TIME OF ANY ICEBERGS
   SEA ICE OR STATIONARY RADAR TARGETS THAT
   MAY LIKELY BE ICE TO THE NEAREST CANADIAN
   COAST GUARD MARINE COMMUNICATIONS AND
   TRAFFIC SERVICE STATION OR
   USING INMARSAT CODE 42.
8. FOR MORE REPORTING INFORMATION OR TO
   DOWNLOAD SHAPEFILES AND WEEKLY PREDICTIONS,
   GO TO WWW.NAVCEN.USCG.GOV/IIP.
9. CANCEL THIS MSG 160001Z JUN 23.

187

NAVAREA IV 658/232023-06-15 19:03Z → cancelled 2023-06-17 00:01Z (archive)

North american ice service (nais) iceberg bulletin 160001Z jun

1. NORTH AMERICAN ICE SERVICE (NAIS)
   ICEBERG BULLETIN 160001Z JUN.
2. ICEBERG LIMIT ALONG TRACKLINE JOINING
   47-01N 055-20W, 45-50N 053-00W,
   46-55N 047-00W, 50-50N 046-40W,
   57-25N 052-45W.
3. ESTIMATED ICEBERG LIMIT ALONG
   TRACKLINE JOINING
   57-25N 052-45W, 58-55N 054-20W,
   59-15N 048-30W, 57-30N 043-20W,
   58-20N 039-20W, 61-25N 034-05W,
   63-20N 035-05W, 65-10N 027-40W.
4. WESTERN ICEBERG LIMIT ALONG TRACKLINE
   JOINING
   50-11N 061-29W, 47-54N 059-18W.
5. SEA ICE LIMIT ALONG TRACKLINES
   JOINING:
   A. 51-39N 056-34W, 51-26N 056-24W.
   B. 49-33N 055-12W, 54-08N 054-57W,
      55-20N 053-51W, 56-08N 056-09W,
      58-03N 057-51W, 60-56N 058-42W,
      62-00N 058-32W, 62-30N 057-33W.
   C. 62-19N 040-07W, 62-00N 040-02W,
      59-35N 042-32W, 59-24N 044-54W,
      60-04N 047-02W, 60-18N 046-37W,
      60-05N 045-18W.
6. MOST RECENT RECONNAISSANCE:
   SOUTHERN LIMIT ICEBERG FLIGHT 08 JUN 23.
7. REPORT POSITION AND TIME OF ANY ICEBERGS
   SEA ICE OR STATIONARY RADAR TARGETS THAT
   MAY LIKELY BE ICE TO THE NEAREST CANADIAN
   COAST GUARD MARINE COMMUNICATIONS AND
   TRAFFIC SERVICE STATION OR
   USING INMARSAT CODE 42.
8. FOR MORE REPORTING INFORMATION OR TO
   DOWNLOAD SHAPEFILES AND WEEKLY PREDICTIONS,
   GO TO WWW.NAVCEN.USCG.GOV/IIP.
9. CANCEL THIS MSG 170001Z JUN 23.

188

NAVAREA IV 666/232023-06-16 20:05Z → cancelled 2023-06-18 00:01Z (archive)

North american ice service (nais) iceberg bulletin 170001Z jun

1. NORTH AMERICAN ICE SERVICE (NAIS)
   ICEBERG BULLETIN 170001Z JUN.
2. ICEBERG LIMIT ALONG TRACKLINE JOINING
   46-58N 055-36W, 45-50N 053-18W,
   46-05N 050-10W, 47-46N 046-45W,
   53-50N 048-36W, 57-25N 052-45W.
3. ESTIMATED ICEBERG LIMIT ALONG
   TRACKLINE JOINING
   57-25N 052-45W, 58-55N 054-20W,
   58-50N 050-30W, 57-25N 043-55W,
   58-20N 039-20W, 63-00N 035-05W,
   65-10N 027-40W.
4. WESTERN ICEBERG LIMIT ALONG TRACKLINE
   JOINING
   50-10N 061-42W, 47-54N 059-23W.
5. SEA ICE LIMIT ALONG TRACKLINES
   JOINING:
   A. 51-51N 056-06W, 51-37N 055-56W.
   B. 49-33N 055-12W, 54-08N 054-57W,
      55-10N 053-04W, 56-08N 056-09W,
      58-03N 057-51W, 60-56N 058-42W,
      62-00N 058-32W, 62-30N 057-33W.
   C. 62-25N 040-45W, 61-19N 040-57W,
      59-21N 042-57W, 59-30N 045-49W,
      60-00N 046-55W, 60-14N 047-01W,
      60-26N 046-45W, 59-59N 045-17W,
      60-03N 045-07W.
6. MOST RECENT RECONNAISSANCE:
   INTERIOR SATELLITE PASS 15 JUN 23.
7. REPORT POSITION AND TIME OF ANY ICEBERGS
   SEA ICE OR STATIONARY RADAR TARGETS THAT
   MAY LIKELY BE ICE TO THE NEAREST CANADIAN
   COAST GUARD MARINE COMMUNICATIONS AND
   TRAFFIC SERVICE STATION OR
   USING INMARSAT CODE 42.
8. FOR MORE REPORTING INFORMATION OR TO
   DOWNLOAD SHAPEFILES AND WEEKLY PREDICTIONS,
   GO TO WWW.NAVCEN.USCG.GOV/IIP.
9. CANCEL THIS MSG 180001Z JUN 23.

189

NAVAREA IV 670/232023-06-17 19:06Z → cancelled 2023-06-19 00:01Z (archive)

North american ice service (nais) iceberg bulletin 180001Z jun

1. NORTH AMERICAN ICE SERVICE (NAIS)
   ICEBERG BULLETIN 180001Z JUN.
2. ICEBERG LIMIT ALONG TRACKLINE JOINING
   46-58N 055-36W, 45-50N 053-18W,
   46-05N 050-10W, 47-46N 046-45W,
   53-50N 048-36W, 57-25N 052-45W.
3. ESTIMATED ICEBERG LIMIT ALONG
   TRACKLINE JOINING
   57-25N 052-45W, 58-55N 054-20W,
   58-50N 050-30W, 57-25N 043-55W,
   58-20N 039-20W, 63-00N 035-05W,
   65-10N 027-40W.
4. WESTERN ICEBERG LIMIT ALONG TRACKLINE
   JOINING
   50-15N 062-01W, 47-53N 059-24W.
5. SEA ICE LIMIT ALONG TRACKLINES
   JOINING:
   A. 49-37N 055-50W, 50-01N 055-17W,
      50-16N 056-05W, 50-09N 056-11W.
   B. 53-16N 055-46W, 54-35N 053-06W,
      56-08N 056-09W, 58-03N 057-51W,
      60-56N 058-42W, 62-00N 058-32W,
      62-30N 057-33W.
   C. 62-29N 041-14W, 62-14N 040-46W,
      61-23N 040-39W, 59-28N 042-18W,
      59-00N 043-08W, 59-20N 045-31W,
      59-48N 047-32W, 60-18N 047-47W,
      60-38N 046-48W.
6. MOST RECENT RECONNAISSANCE:
   INTERIOR SATELLITE PASS 17 JUN 23.
7. REPORT POSITION AND TIME OF ANY ICEBERGS
   SEA ICE OR STATIONARY RADAR TARGETS THAT
   MAY LIKELY BE ICE TO THE NEAREST CANADIAN
   COAST GUARD MARINE COMMUNICATIONS AND
   TRAFFIC SERVICE STATION OR
   USING INMARSAT CODE 42.
8. FOR MORE REPORTING INFORMATION OR TO
   DOWNLOAD SHAPEFILES AND WEEKLY PREDICTIONS,
   GO TO WWW.NAVCEN.USCG.GOV/IIP.
9. CANCEL THIS MSG 190001Z JUN 23.

190

NAVAREA IV 673/232023-06-18 18:35Z → cancelled 2023-06-20 00:01Z (archive)

North american ice service (nais) iceberg bulletin 190001Z jun

1. NORTH AMERICAN ICE SERVICE (NAIS)
   ICEBERG BULLETIN 190001Z JUN.
2. ICEBERG LIMIT ALONG TRACKLINE JOINING
   46-58N 055-36W, 45-50N 053-18W,
   46-05N 050-10W, 47-25N 046-35W,
   51-20N 047-50W, 57-25N 052-45W.
3. ESTIMATED ICEBERG LIMIT ALONG
   TRACKLINE JOINING
   57-25N 052-45W, 58-55N 054-20W,
   58-50N 050-30W, 57-25N 043-55W,
   58-20N 039-20W, 63-00N 035-05W,
   65-10N 027-40W.
4. WESTERN ICEBERG LIMIT ALONG TRACKLINE
   JOINING
   50-15N 062-01W, 47-53N 059-24W.
5. SEA ICE LIMIT ALONG TRACKLINES
   JOINING:
   A. 49-37N 055-50W, 50-01N 055-17W,
      50-16N 056-05W, 50-09N 056-11W.
   B. 53-16N 055-46W, 54-18N 053-15W,
      56-08N 056-09W, 58-03N 058-31W,
      60-30N 059-58W, 60-55N 058-46W,
      62-00N 059-19W, 62-21N 057-30W.
   C. 62-25N 040-44W, 61-32N 040-36W,
      59-16N 042-26W, 58-58N 043-23W,
      59-46N 047-26W, 60-16N 048-10W,
      60-36N 046-21W.
6. MOST RECENT RECONNAISSANCE:
   WESTERN LIMIT ICEBERG FLIGHT 17 JUN 23.
7. REPORT POSITION AND TIME OF ANY ICEBERGS
   SEA ICE OR STATIONARY RADAR TARGETS THAT
   MAY LIKELY BE ICE TO THE NEAREST CANADIAN
   COAST GUARD MARINE COMMUNICATIONS AND
   TRAFFIC SERVICE STATION OR
   USING INMARSAT CODE 42.
8. FOR MORE REPORTING INFORMATION OR TO
   DOWNLOAD SHAPEFILES AND WEEKLY PREDICTIONS,
   GO TO WWW.NAVCEN.USCG.GOV/IIP.
9. CANCEL THIS MSG 200001Z JUN 23.

191

NAVAREA IV 677/232023-06-19 19:25Z → cancelled 2023-06-21 00:01Z (archive)

North american ice service (nais) iceberg bulletin 200001Z jun

1. NORTH AMERICAN ICE SERVICE (NAIS)
   ICEBERG BULLETIN 200001Z JUN.
2. ICEBERG LIMIT ALONG TRACKLINE JOINING
   46-58N 055-36W, 45-50N 053-18W,
   46-05N 050-10W, 47-15N 046-25W,
   51-20N 047-50W, 57-25N 052-45W.
3. ESTIMATED ICEBERG LIMIT ALONG
   TRACKLINE JOINING
   57-25N 052-45W, 58-55N 054-20W,
   58-50N 050-30W, 57-25N 043-55W,
   58-20N 039-20W, 63-00N 035-05W,
   65-10N 027-40W.
4. WESTERN ICEBERG LIMIT ALONG TRACKLINE
   JOINING
   50-15N 062-12W, 47-40N 059-15W.
5. SEA ICE LIMIT ALONG TRACKLINES
   JOINING:
   A. 50-00N 055-32W, 50-09N 056-08W.
   B. 53-33N 055-58W, 54-05N 053-31W,
      56-36N 057-27W, 58-03N 058-09W,
      60-24N 059-22W, 62-01N 058-46W,
      62-21N 057-30W.
   C. 62-25N 040-15W, 61-04N 040-55W,
      59-00N 043-37W, 59-44N 048-14W,
      60-13N 048-57W, 60-37N 046-36W.
6. MOST RECENT RECONNAISSANCE:
   WESTERN LIMIT ICEBERG FLIGHT 17 JUN 23.
7. REPORT POSITION AND TIME OF ANY ICEBERGS
   SEA ICE OR STATIONARY RADAR TARGETS THAT
   MAY LIKELY BE ICE TO THE NEAREST CANADIAN
   COAST GUARD MARINE COMMUNICATIONS AND
   TRAFFIC SERVICE STATION OR
   USING INMARSAT CODE 42.
8. FOR MORE REPORTING INFORMATION OR TO
   DOWNLOAD SHAPEFILES AND WEEKLY PREDICTIONS,
   GO TO WWW.NAVCEN.USCG.GOV/IIP.
9. CANCEL THIS MSG 210001Z JUN 23.

192

NAVAREA IV 681/232023-06-20 19:12Z → cancelled 2023-06-22 00:01Z (archive)

North american ice service (nais) iceberg bulletin 210001Z jun

1. NORTH AMERICAN ICE SERVICE (NAIS)
   ICEBERG BULLETIN 210001Z JUN.
2. ICEBERG LIMIT ALONG TRACKLINE JOINING
   46-58N 055-36W, 45-50N 053-18W,
   46-05N 050-10W, 47-00N 046-15W,
   51-20N 047-50W, 57-25N 052-45W.
3. ESTIMATED ICEBERG LIMIT ALONG
   TRACKLINE JOINING
   57-25N 052-45W, 58-15N 053-35W,
   58-40N 049-55W, 57-45N 042-25W,
   59-45N 037-05W, 62-00N 038-30W,
   65-10N 027-40W.
4. WESTERN ICEBERG LIMIT ALONG TRACKLINE
   JOINING
   50-15N 062-12W, 47-40N 059-15W.
5. SEA ICE LIMIT ALONG TRACKLINES
   JOINING:
   A. 50-00N 055-32W, 50-09N 056-08W.
   B. 53-33N 055-58W, 54-51N 054-37W,
      56-32N 057-16W, 58-03N 058-09W,
      60-24N 059-22W, 62-01N 058-46W,
      62-21N 057-30W.
   C. 62-25N 040-15W, 61-04N 040-55W,
      59-00N 043-37W, 59-44N 048-14W,
      60-13N 048-57W, 60-37N 046-36W.
6. MOST RECENT RECONNAISSANCE:
   WESTERN LIMIT ICEBERG FLIGHT 17 JUN 23.
7. REPORT POSITION AND TIME OF ANY ICEBERGS
   SEA ICE OR STATIONARY RADAR TARGETS THAT
   MAY LIKELY BE ICE TO THE NEAREST CANADIAN
   COAST GUARD MARINE COMMUNICATIONS AND
   TRAFFIC SERVICE STATION OR
   USING INMARSAT CODE 42.
8. FOR MORE REPORTING INFORMATION OR TO
   DOWNLOAD SHAPEFILES AND WEEKLY PREDICTIONS,
   GO TO WWW.NAVCEN.USCG.GOV/IIP.
9. CANCEL THIS MSG 220001Z JUN 23.

193

NAVAREA IV 694/232023-06-21 20:07Z → cancelled 2023-06-23 00:01Z (archive)

North american ice service (nais) iceberg bulletin 220001Z jun

1. NORTH AMERICAN ICE SERVICE (NAIS)
   ICEBERG BULLETIN 220001Z JUN.
2. ICEBERG LIMIT ALONG TRACKLINE JOINING
   46-58N 055-36W, 45-50N 053-18W,
   46-05N 050-10W, 46-35N 047-50W,
   48-40N 046-50W, 57-25N 052-45W.
3. ESTIMATED ICEBERG LIMIT ALONG
   TRACKLINE JOINING
   57-25N 052-45W, 58-15N 053-35W,
   58-40N 049-55W, 57-45N 042-25W,
   59-45N 037-05W, 62-00N 038-30W,
   65-10N 027-40W.
4. WESTERN ICEBERG LIMIT ALONG TRACKLINE
   JOINING
   50-15N 062-12W, 47-40N 059-15W.
5. SEA ICE LIMIT ALONG TRACKLINES
   JOINING:
   A. 50-00N 055-32W, 50-09N 056-08W.
   B. 53-33N 055-58W, 54-51N 054-37W,
      58-03N 058-09W, 60-24N 059-22W,
      61-51N 058-49W, 61-58N 058-27W.
   C. 62-23N 040-18W, 61-50N 040-19W,
      60-40N 041-03W, 59-41N 042-06W,
      59-13N 044-01W, 59-17N 045-24W,
      60-06N 048-31W, 61-47N 051-22W.
6. MOST RECENT RECONNAISSANCE:
   WESTERN LIMIT ICEBERG FLIGHT 17 JUN 23.
7. REPORT POSITION AND TIME OF ANY ICEBERGS
   SEA ICE OR STATIONARY RADAR TARGETS THAT
   MAY LIKELY BE ICE TO THE NEAREST CANADIAN
   COAST GUARD MARINE COMMUNICATIONS AND
   TRAFFIC SERVICE STATION OR
   USING INMARSAT CODE 42.
8. FOR MORE REPORTING INFORMATION OR TO
   DOWNLOAD SHAPEFILES AND WEEKLY PREDICTIONS,
   GO TO WWW.NAVCEN.USCG.GOV/IIP.
9. CANCEL THIS MSG 230001Z JUN 23.

194

NAVAREA IV 703/232023-06-22 19:11Z → cancelled 2023-06-24 00:01Z (archive)

North american ice service (nais) iceberg bulletin 230001Z jun

1. NORTH AMERICAN ICE SERVICE (NAIS)
   ICEBERG BULLETIN 230001Z JUN.
2. ICEBERG LIMIT ALONG TRACKLINE JOINING
   46-58N 055-36W, 45-50N 053-18W,
   46-05N 050-10W, 46-35N 047-50W,
   48-40N 046-50W, 57-25N 052-45W.
3. ESTIMATED ICEBERG LIMIT ALONG
   TRACKLINE JOINING
   57-25N 052-45W, 58-15N 053-35W,
   58-40N 049-55W, 57-45N 042-25W,
   59-45N 037-05W, 62-00N 038-30W,
   65-10N 027-40W.
4. WESTERN ICEBERG LIMIT ALONG TRACKLINE
   JOINING
   50-15N 062-12W, 47-40N 059-15W.
5. SEA ICE LIMIT ALONG TRACKLINES
   JOINING:
   A. 50-00N 055-32W, 50-09N 056-08W.
   B. 53-33N 055-58W, 54-33N 053-18W,
      58-03N 058-09W, 60-24N 059-22W,
      62-01N 058-32W, 62-15N 057-27W.
   C. 62-15N 040-18W, 61-58N 040-23W,
      60-19N 041-18W, 59-24N 042-14W,
      59-16N 044-34W, 59-29N 046-00W,
      60-28N 048-17W, 60-41N 047-02W.
6. MOST RECENT RECONNAISSANCE:
   WESTERN LIMIT ICEBERG FLIGHT 17 JUN 23.
7. REPORT POSITION AND TIME OF ANY ICEBERGS
   SEA ICE OR STATIONARY RADAR TARGETS THAT
   MAY LIKELY BE ICE TO THE NEAREST CANADIAN
   COAST GUARD MARINE COMMUNICATIONS AND
   TRAFFIC SERVICE STATION OR
   USING INMARSAT CODE 42.
8. FOR MORE REPORTING INFORMATION OR TO
   DOWNLOAD SHAPEFILES AND WEEKLY PREDICTIONS,
   GO TO WWW.NAVCEN.USCG.GOV/IIP.
9. CANCEL THIS MSG 240001Z JUN 23.

195

NAVAREA IV 709/232023-06-23 19:29Z → cancelled 2023-06-25 00:01Z (archive)

North american ice service (nais) iceberg bulletin 240001Z jun

1. NORTH AMERICAN ICE SERVICE (NAIS)
   ICEBERG BULLETIN 240001Z JUN.
2. ICEBERG LIMIT ALONG TRACKLINE JOINING
   46-43N 053-08W, 46-35N 047-50W,
   48-40N 046-50W, 57-25N 052-45W.
3. ESTIMATED ICEBERG LIMIT ALONG
   TRACKLINE JOINING
   57-25N 052-45W, 58-15N 053-35W,
   58-25N 049-40W, 57-45N 047-00W,
   57-45N 042-25W, 59-45N 037-05W,
   62-00N 038-30W, 65-10N 027-40W.
4. WESTERN ICEBERG LIMIT ALONG TRACKLINE
   JOINING
   50-15N 062-12W, 47-40N 059-15W.
5. SEA ICE LIMIT ALONG TRACKLINES
   JOINING:
   A. 53-33N 055-58W, 54-33N 053-18W,
      58-03N 058-09W, 60-48N 059-33W,
      62-01N 058-32W, 62-04N 057-22W.
   B. 62-25N 039-51W, 60-22N 041-24W,
      59-19N 043-31W, 59-23N 045-12W,
      59-51N 046-22W, 60-28N 046-43W,
      60-36N 046-38W, 60-37N 046-17W,
      60-17N 045-22W.
6. MOST RECENT RECONNAISSANCE:
   SOUTHERN LIMIT ICEBERG FLIGHT 22 JUN 23.
7. REPORT POSITION AND TIME OF ANY ICEBERGS
   SEA ICE OR STATIONARY RADAR TARGETS THAT
   MAY LIKELY BE ICE TO THE NEAREST CANADIAN
   COAST GUARD MARINE COMMUNICATIONS AND
   TRAFFIC SERVICE STATION OR
   USING INMARSAT CODE 42.
8. FOR MORE REPORTING INFORMATION OR TO
   DOWNLOAD SHAPEFILES AND WEEKLY PREDICTIONS,
   GO TO WWW.NAVCEN.USCG.GOV/IIP.
9. CANCEL THIS MSG 250001Z JUN 23.

196

NAVAREA IV 711/232023-06-24 19:15Z → cancelled 2023-06-26 00:01Z (archive)

North american ice service (nais) iceberg bulletin 250001Z jun

1. NORTH AMERICAN ICE SERVICE (NAIS)
   ICEBERG BULLETIN 250001Z JUN.
2. ICEBERG LIMIT ALONG TRACKLINE JOINING
   46-43N 053-08W, 46-35N 047-50W,
   48-40N 046-50W, 57-25N 052-45W.
3. ESTIMATED ICEBERG LIMIT ALONG
   TRACKLINE JOINING
   57-25N 052-45W, 58-15N 053-35W,
   58-25N 049-40W, 57-45N 047-00W,
   57-45N 042-25W, 59-45N 037-05W,
   62-00N 038-30W, 65-10N 027-40W.
4. WESTERN ICEBERG LIMIT ALONG TRACKLINE
   JOINING
   50-15N 062-12W, 47-40N 059-15W.
5. SEA ICE LIMIT ALONG TRACKLINES
   JOINING:
   A. 53-33N 055-58W, 54-40N 052-45W,
      58-03N 058-09W, 60-48N 059-33W,
      62-04N 057-22W.
   B. 62-25N 039-51W, 60-22N 041-24W,
      59-19N 043-31W, 59-23N 045-12W,
      59-51N 046-22W, 60-28N 046-43W,
      60-36N 046-38W, 60-37N 046-17W,
      60-17N 045-22W.
6. MOST RECENT RECONNAISSANCE:
   SOUTHERN LIMIT ICEBERG FLIGHT 22 JUN 23.
7. REPORT POSITION AND TIME OF ANY ICEBERGS
   SEA ICE OR STATIONARY RADAR TARGETS THAT
   MAY LIKELY BE ICE TO THE NEAREST CANADIAN
   COAST GUARD MARINE COMMUNICATIONS AND
   TRAFFIC SERVICE STATION OR
   USING INMARSAT CODE 42.
8. FOR MORE REPORTING INFORMATION OR TO
   DOWNLOAD SHAPEFILES AND WEEKLY PREDICTIONS,
   GO TO WWW.NAVCEN.USCG.GOV/IIP.
9. CANCEL THIS MSG 260001Z JUN 23.

197

NAVAREA IV 715/232023-06-25 19:14Z → cancelled 2023-06-27 00:01Z (archive)

North american ice service (nais) iceberg bulletin 260001Z jun

1. NORTH AMERICAN ICE SERVICE (NAIS)
   ICEBERG BULLETIN 260001Z JUN.
2. ICEBERG LIMIT ALONG TRACKLINE JOINING
   46-39N 053-33W, 46-10N 052-15W,
   46-30N 047-30W, 48-40N 046-50W,
   57-25N 052-45W.
3. ESTIMATED ICEBERG LIMIT ALONG
   TRACKLINE JOINING
   57-25N 052-45W, 58-15N 053-35W,
   58-25N 049-40W, 57-45N 047-00W,
   57-45N 042-25W, 59-45N 037-05W,
   62-00N 038-30W, 65-10N 027-40W.
4. WESTERN ICEBERG LIMIT ALONG TRACKLINE
   JOINING
   50-15N 062-12W, 47-40N 059-15W.
5. SEA ICE LIMIT ALONG TRACKLINES
   JOINING:
   A. 53-20N 055-50W, 54-25N 052-40W,
      58-03N 058-09W, 60-33N 058-55W,
      62-03N 057-22W.
   B. 62-25N 041-12W, 60-10N 042-22W,
      59-09N 043-12W, 59-15N 046-04W,
      59-44N 045-57W, 59-49N 044-17W.
6. MOST RECENT RECONNAISSANCE:
   SOUTHERN LIMIT ICEBERG FLIGHT 22 JUN 23.
7. REPORT POSITION AND TIME OF ANY ICEBERGS
   SEA ICE OR STATIONARY RADAR TARGETS THAT
   MAY LIKELY BE ICE TO THE NEAREST CANADIAN
   COAST GUARD MARINE COMMUNICATIONS AND
   TRAFFIC SERVICE STATION OR
   USING INMARSAT CODE 42.
8. FOR MORE REPORTING INFORMATION OR TO
   DOWNLOAD SHAPEFILES AND WEEKLY PREDICTIONS,
   GO TO WWW.NAVCEN.USCG.GOV/IIP.
9. CANCEL THIS MSG 270001Z JUN 23.

198

NAVAREA IV 718/232023-06-26 19:58Z → cancelled 2023-06-28 00:01Z (archive)

North american ice service (nais) iceberg bulletin 270001Z jun

1. NORTH AMERICAN ICE SERVICE (NAIS)
   ICEBERG BULLETIN 270001Z JUN.
2. ICEBERG LIMIT ALONG TRACKLINE JOINING
   46-52N 054-04W, 46-10N 053-00W,
   46-30N 046-45W, 48-40N 046-50W,
   57-25N 052-45W.
3. ESTIMATED ICEBERG LIMIT ALONG
   TRACKLINE JOINING
   57-25N 052-45W, 58-15N 053-35W,
   58-25N 049-40W, 57-45N 047-00W,
   57-45N 042-25W, 59-45N 037-05W,
   62-00N 038-30W, 65-10N 027-40W.
4. WESTERN ICEBERG LIMIT ALONG TRACKLINE
   JOINING
   50-15N 062-12W, 47-40N 059-15W.
5. SEA ICE LIMIT ALONG TRACKLINES
   JOINING:
   A. 53-20N 055-50W, 54-58N 052-18W,
      55-22N 054-24W, 58-03N 058-09W,
      60-33N 058-55W, 62-03N 057-22W.
   B. 62-25N 041-12W, 60-10N 042-22W,
      59-09N 043-12W, 59-15N 046-04W,
      59-44N 045-57W, 59-49N 044-17W.
6. MOST RECENT RECONNAISSANCE:
   SOUTHERN LIMIT ICEBERG FLIGHT 22 JUN 23.
7. REPORT POSITION AND TIME OF ANY ICEBERGS
   SEA ICE OR STATIONARY RADAR TARGETS THAT
   MAY LIKELY BE ICE TO THE NEAREST CANADIAN
   COAST GUARD MARINE COMMUNICATIONS AND
   TRAFFIC SERVICE STATION OR
   USING INMARSAT CODE 42.
8. FOR MORE REPORTING INFORMATION OR TO
   DOWNLOAD SHAPEFILES AND WEEKLY PREDICTIONS,
   GO TO WWW.NAVCEN.USCG.GOV/IIP.
9. CANCEL THIS MSG 280001Z JUN 23.

199

NAVAREA IV 724/232023-06-27 20:36Z → cancelled 2023-06-29 00:01Z (archive)

North american ice service (nais) iceberg bulletin 280001Z jun

1. NORTH AMERICAN ICE SERVICE (NAIS)
   ICEBERG BULLETIN 280001Z JUN.
2. ICEBERG LIMIT ALONG TRACKLINE JOINING
   46-52N 054-04W, 46-10N 053-00W,
   46-30N 046-45W, 48-40N 046-50W,
   57-25N 052-45W.
3. ESTIMATED ICEBERG LIMIT ALONG
   TRACKLINE JOINING
   57-25N 052-45W, 58-15N 053-35W,
   58-25N 049-40W, 57-20N 047-35W,
   57-45N 042-25W, 59-55N 038-15W,
   62-00N 038-30W, 65-10N 027-40W.
4. WESTERN ICEBERG LIMIT ALONG TRACKLINE
   JOINING
   50-15N 062-12W, 47-40N 059-15W.
5. SEA ICE LIMIT ALONG TRACKLINES
   JOINING:
   A. 53-20N 055-50W, 54-25N 051-27W,
      55-54N 055-39W, 58-03N 057-30W,
      60-33N 058-55W, 61-31N 057-53W.
   B. 62-22N 040-59W, 61-47N 041-24W,
      59-44N 042-42W, 59-14N 044-48W,
      59-41N 045-48W, 59-59N 044-55W.
6. MOST RECENT RECONNAISSANCE:
   SOUTHERN LIMIT ICEBERG FLIGHT 22 JUN 23.
7. REPORT POSITION AND TIME OF ANY ICEBERGS
   SEA ICE OR STATIONARY RADAR TARGETS THAT
   MAY LIKELY BE ICE TO THE NEAREST CANADIAN
   COAST GUARD MARINE COMMUNICATIONS AND
   TRAFFIC SERVICE STATION OR
   USING INMARSAT CODE 42.
8. FOR MORE REPORTING INFORMATION OR TO
   DOWNLOAD SHAPEFILES AND WEEKLY PREDICTIONS,
   GO TO WWW.NAVCEN.USCG.GOV/IIP.
9. CANCEL THIS MSG 290001Z JUN 23.

200

NAVAREA IV 729/232023-06-28 20:20Z → cancelled 2023-06-30 00:01Z (archive)

North american ice service (nais) iceberg bulletin 290001Z jun

1. NORTH AMERICAN ICE SERVICE (NAIS)
   ICEBERG BULLETIN 290001Z JUN.
2. ICEBERG LIMIT ALONG TRACKLINE JOINING
   47-19N 055-09W, 45-55N 053-20W,
   46-15N 046-30W, 48-50N 046-00W,
   57-25N 052-45W.
3. ESTIMATED ICEBERG LIMIT ALONG
   TRACKLINE JOINING
   57-25N 052-45W, 58-15N 053-35W,
   58-25N 049-40W, 57-20N 047-35W,
   57-45N 042-25W, 59-55N 038-15W,
   62-00N 038-30W, 65-10N 027-40W.
4. WESTERN ICEBERG LIMIT ALONG TRACKLINE
   JOINING
   50-13N 061-46W, 47-59N 059-08W.
5. SEA ICE LIMIT ALONG TRACKLINES
   JOINING:
   A. 53-20N 055-50W, 53-45N 052-15W,
      55-00N 052-30W, 56-25N 056-00W,
      58-03N 057-30W, 60-33N 058-55W,
      62-00N 057-21W.
   B. 62-22N 040-59W, 61-47N 041-24W,
      59-44N 042-42W, 59-14N 044-48W,
      59-41N 045-48W, 59-59N 044-55W.
6. MOST RECENT RECONNAISSANCE:
   SOUTHERN LIMIT ICEBERG FLIGHT 22 JUN 23.
7. REPORT POSITION AND TIME OF ANY ICEBERGS
   SEA ICE OR STATIONARY RADAR TARGETS THAT
   MAY LIKELY BE ICE TO THE NEAREST CANADIAN
   COAST GUARD MARINE COMMUNICATIONS AND
   TRAFFIC SERVICE STATION OR
   USING INMARSAT CODE 42.
8. FOR MORE REPORTING INFORMATION OR TO
   DOWNLOAD SHAPEFILES AND WEEKLY PREDICTIONS,
   GO TO WWW.NAVCEN.USCG.GOV/IIP.
9. CANCEL THIS MSG 300001Z JUN 23.

201

NAVAREA IV 737/232023-06-29 19:14Z → cancelled 2023-07-01 00:01Z (archive)

North american ice service (nais) iceberg bulletin 290001Z jun

1. NORTH AMERICAN ICE SERVICE (NAIS)
   ICEBERG BULLETIN 290001Z JUN.
2. ICEBERG LIMIT ALONG TRACKLINE JOINING
   47-19N 055-09W, 45-55N 053-20W,
   46-15N 046-30W, 48-50N 046-00W,
   57-25N 052-45W.
3. ESTIMATED ICEBERG LIMIT ALONG
   TRACKLINE JOINING
   57-25N 052-45W, 58-15N 053-35W,
   58-25N 049-40W, 57-20N 047-35W,
   57-45N 042-25W, 59-55N 038-15W,
   62-00N 038-30W, 65-10N 027-40W.
4. WESTERN ICEBERG LIMIT ALONG TRACKLINE
   JOINING
   50-13N 061-46W, 47-59N 059-08W.
5. SEA ICE LIMIT ALONG TRACKLINES
   JOINING:
   A. 53-20N 055-50W, 53-45N 052-15W,
      55-00N 052-30W, 56-25N 056-00W,
      58-03N 057-30W, 60-33N 058-55W,
      62-00N 057-21W.
   B. 62-22N 040-59W, 61-47N 041-24W,
      59-44N 042-42W, 59-14N 044-48W,
      59-41N 045-48W, 59-59N 044-55W.
6. MOST RECENT RECONNAISSANCE:
   SOUTHERN LIMIT ICEBERG FLIGHT 22 JUN 23.
7. REPORT POSITION AND TIME OF ANY ICEBERGS
   SEA ICE OR STATIONARY RADAR TARGETS THAT
   MAY LIKELY BE ICE TO THE NEAREST CANADIAN
   COAST GUARD MARINE COMMUNICATIONS AND
   TRAFFIC SERVICE STATION OR
   USING INMARSAT CODE 42.
8. FOR MORE REPORTING INFORMATION OR TO
   DOWNLOAD SHAPEFILES AND WEEKLY PREDICTIONS,
   GO TO WWW.NAVCEN.USCG.GOV/IIP.
9. CANCEL THIS MSG 010001Z JUL 23.

202

NAVAREA IV 741/232023-06-30 21:01Z → cancelled 2023-07-02 00:01Z (archive)

North american ice service (nais) iceberg bulletin 010001Z jul

1. NORTH AMERICAN ICE SERVICE (NAIS)
   ICEBERG BULLETIN 010001Z JUL.
2. ICEBERG LIMIT ALONG TRACKLINE JOINING
   47-19N 055-09W, 45-55N 053-20W,
   46-15N 046-30W, 48-50N 046-00W,
   57-25N 052-45W.
3. ESTIMATED ICEBERG LIMIT ALONG
   TRACKLINE JOINING
   57-25N 052-45W, 58-15N 053-35W,
   58-25N 049-40W, 57-20N 047-35W,
   57-25N 041-15W, 59-15N 039-10W,
   62-00N 038-30W, 65-10N 027-40W.
4. WESTERN ICEBERG LIMIT ALONG TRACKLINE
   JOINING
   50-13N 061-46W, 47-59N 059-08W.
5. SEA ICE LIMIT ALONG TRACKLINES
   JOINING:
   A. 53-36N 056-10W, 54-10N 052-50W,
      55-00N 053-00W, 56-25N 056-00W,
      58-03N 057-30W, 60-33N 058-55W,
      62-00N 057-21W.
   B. 62-25N 040-29W, 61-40N 041-33W,
      59-46N 043-06W, 59-36N 043-24W,
      59-34N 044-37W, 59-41N 045-15W,
      59-48N 045-09W, 59-42N 044-15W,
      59-48N 044-04W.
6. MOST RECENT RECONNAISSANCE:
   SOUTHEASTERN LIMIT SATELLITE PASS 28 JUN 23.
7. REPORT POSITION AND TIME OF ANY ICEBERGS
   SEA ICE OR STATIONARY RADAR TARGETS THAT
   MAY LIKELY BE ICE TO THE NEAREST CANADIAN
   COAST GUARD MARINE COMMUNICATIONS AND
   TRAFFIC SERVICE STATION OR
   USING INMARSAT CODE 42.
8. FOR MORE REPORTING INFORMATION OR TO
   DOWNLOAD SHAPEFILES AND WEEKLY PREDICTIONS,
   GO TO WWW.NAVCEN.USCG.GOV/IIP.
9. CANCEL THIS MSG 020001Z JUL 23.

203

NAVAREA IV 749/232023-07-01 19:08Z → cancelled 2023-07-03 00:01Z (archive)

North american ice service (nais) iceberg bulletin 020001Z jul

1. NORTH AMERICAN ICE SERVICE (NAIS)
   ICEBERG BULLETIN 020001Z JUL.
2. ICEBERG LIMIT ALONG TRACKLINE JOINING
   46-58N 053-58W, 45-55N 053-20W,
   45-55N 046-00W, 48-50N 046-00W,
   57-25N 052-45W.
3. ESTIMATED ICEBERG LIMIT ALONG
   TRACKLINE JOINING
   57-25N 052-45W, 58-15N 053-35W,
   58-25N 049-40W, 57-20N 047-35W,
   57-25N 041-15W, 59-15N 039-10W,
   62-00N 038-30W, 65-10N 027-40W.
4. WESTERN ICEBERG LIMIT ALONG TRACKLINE
   JOINING
   50-13N 061-46W, 47-59N 059-08W.
5. SEA ICE LIMIT ALONG TRACKLINES
   JOINING:
   A. 53-36N 056-10W, 54-18N 052-21W,
      55-19N 053-11W, 56-28N 056-27W,
      58-03N 058-11W, 60-33N 058-55W,
      62-00N 057-21W.
   B. 62-22N 041-06W, 61-56N 041-09W,
      60-35N 042-20W, 59-42N 043-09W,
      59-29N 043-50W, 59-27N 045-08W,
      59-51N 044-24W.
6. MOST RECENT RECONNAISSANCE:
   SOUTHEASTERN LIMIT SATELLITE PASS 28 JUN 23.
7. REPORT POSITION AND TIME OF ANY ICEBERGS
   SEA ICE OR STATIONARY RADAR TARGETS THAT
   MAY LIKELY BE ICE TO THE NEAREST CANADIAN
   COAST GUARD MARINE COMMUNICATIONS AND
   TRAFFIC SERVICE STATION OR
   USING INMARSAT CODE 42.
8. FOR MORE REPORTING INFORMATION OR TO
   DOWNLOAD SHAPEFILES AND WEEKLY PREDICTIONS,
   GO TO WWW.NAVCEN.USCG.GOV/IIP.
9. CANCEL THIS MSG 030001Z JUL 23.

204

NAVAREA IV 752/232023-07-02 19:04Z → cancelled 2023-07-04 00:01Z (archive)

North american ice service (nais) iceberg bulletin 030001Z jul

1. NORTH AMERICAN ICE SERVICE (NAIS)
   ICEBERG BULLETIN 030001Z JUL.
2. ICEBERG LIMIT ALONG TRACKLINE JOINING
   46-58N 053-58W, 45-55N 053-20W,
   45-35N 045-50W, 48-50N 046-00W,
   57-25N 052-45W.
3. ESTIMATED ICEBERG LIMIT ALONG
   TRACKLINE JOINING
   57-25N 052-45W, 58-15N 053-35W,
   58-25N 049-40W, 57-20N 047-35W,
   57-25N 041-15W, 59-15N 039-10W,
   62-00N 038-30W, 65-10N 027-40W.
4. WESTERN ICEBERG LIMIT ALONG TRACKLINE
   JOINING
   50-13N 061-46W, 47-59N 059-08W.
5. SEA ICE LIMIT ALONG TRACKLINES
   JOINING:
   A. 53-36N 056-10W, 54-41N 052-53W,
      55-13N 052-54W, 56-29N 055-52W,
      58-03N 058-11W, 60-33N 058-55W,
      62-00N 057-21W.
   B. 62-25N 040-49W, 61-49N 041-14W,
      61-08N 041-54W, 60-48N 042-29W,
      60-43N 042-46W.
6. MOST RECENT RECONNAISSANCE:
   SOUTHEASTERN LIMIT SATELLITE PASS 28 JUN 23.
7. REPORT POSITION AND TIME OF ANY ICEBERGS
   SEA ICE OR STATIONARY RADAR TARGETS THAT
   MAY LIKELY BE ICE TO THE NEAREST CANADIAN
   COAST GUARD MARINE COMMUNICATIONS AND
   TRAFFIC SERVICE STATION OR
   USING INMARSAT CODE 42.
8. FOR MORE REPORTING INFORMATION OR TO
   DOWNLOAD SHAPEFILES AND WEEKLY PREDICTIONS,
   GO TO WWW.NAVCEN.USCG.GOV/IIP.
9. CANCEL THIS MSG 040001Z JUL 23.

205

NAVAREA IV 755/232023-07-03 20:06Z → cancelled 2023-07-05 00:01Z (archive)

North american ice service (nais) iceberg bulletin 040001Z jul

1. NORTH AMERICAN ICE SERVICE (NAIS)
   ICEBERG BULLETIN 040001Z JUL.
2. ICEBERG LIMIT ALONG TRACKLINE JOINING
   46-58N 053-58W, 46-05N 053-25W,
   46-10N 046-45W, 50-00N 047-00W,
   57-25N 052-45W.
3. ESTIMATED ICEBERG LIMIT ALONG
   TRACKLINE JOINING
   57-25N 052-45W, 58-15N 053-35W,
   58-25N 049-40W, 57-20N 047-35W,
   57-25N 041-15W, 59-15N 039-10W,
   62-00N 038-30W, 65-10N 027-40W.
4. WESTERN ICEBERG LIMIT ALONG TRACKLINE
   JOINING
   50-13N 061-46W, 47-59N 059-08W.
5. SEA ICE LIMIT ALONG TRACKLINES
   JOINING:
   A. 53-36N 056-10W, 54-30N 052-40W,
      55-15N 052-30W, 56-35N 056-15W,
      58-03N 058-11W, 60-33N 058-55W,
      62-00N 057-21W.
   B. 62-25N 040-49W, 61-49N 041-14W,
      61-08N 041-54W, 60-48N 042-29W,
      60-43N 042-46W.
6. MOST RECENT RECONNAISSANCE:
   SOUTHERN LIMIT ICEBERG FLIGHT 02 JUL 23.
7. REPORT POSITION AND TIME OF ANY ICEBERGS
   SEA ICE OR STATIONARY RADAR TARGETS THAT
   MAY LIKELY BE ICE TO THE NEAREST CANADIAN
   COAST GUARD MARINE COMMUNICATIONS AND
   TRAFFIC SERVICE STATION OR
   USING INMARSAT CODE 42.
8. FOR MORE REPORTING INFORMATION OR TO
   DOWNLOAD SHAPEFILES AND WEEKLY PREDICTIONS,
   GO TO WWW.NAVCEN.USCG.GOV/IIP.
9. CANCEL THIS MSG 050001Z JUL 23.

206

NAVAREA IV 757/232023-07-04 19:03Z → cancelled 2023-07-06 00:01Z (archive)

North american ice service (nais) iceberg bulletin 050001Z jul

1. NORTH AMERICAN ICE SERVICE (NAIS)
   ICEBERG BULLETIN 050001Z JUL.
2. ICEBERG LIMIT ALONG TRACKLINE JOINING
   46-58N 053-58W, 46-00N 053-20W,
   46-45N 047-50W, 50-00N 047-15W,
   57-25N 052-45W.
3. ESTIMATED ICEBERG LIMIT ALONG
   TRACKLINE JOINING
   57-25N 052-45W, 58-15N 053-35W,
   58-05N 048-20W, 57-35N 047-25W,
   57-40N 041-15W, 59-05N 040-30W,
   61-50N 038-50W, 65-10N 027-40W.
4. WESTERN ICEBERG LIMIT ALONG TRACKLINE
   JOINING
   50-13N 061-46W, 47-59N 059-08W.
5. SEA ICE LIMIT ALONG TRACKLINES
   JOINING:
   A. 53-36N 056-10W, 54-15N 052-00W,
      54-57N 051-35W, 56-20N 055-15W,
      58-03N 058-11W, 62-00N 059-59W,
      63-03N 057-48W.
   B. 62-19N 041-15W, 61-50N 041-27W,
      61-07N 041-52W, 60-55N 042-02W,
      60-34N 042-37W, 60-33N 042-49W.
6. MOST RECENT RECONNAISSANCE:
   SOUTHERN LIMIT ICEBERG FLIGHT 02 JUL 23.
7. REPORT POSITION AND TIME OF ANY ICEBERGS
   SEA ICE OR STATIONARY RADAR TARGETS THAT
   MAY LIKELY BE ICE TO THE NEAREST CANADIAN
   COAST GUARD MARINE COMMUNICATIONS AND
   TRAFFIC SERVICE STATION OR
   USING INMARSAT CODE 42.
8. FOR MORE REPORTING INFORMATION OR TO
   DOWNLOAD SHAPEFILES AND WEEKLY PREDICTIONS,
   GO TO WWW.NAVCEN.USCG.GOV/IIP.
9. CANCEL THIS MSG 060001Z JUL 23.

207

NAVAREA IV 761/232023-07-05 19:03Z → cancelled 2023-07-07 00:01Z (archive)

North american ice service (nais) iceberg bulletin 060001Z jul

1. NORTH AMERICAN ICE SERVICE (NAIS)
   ICEBERG BULLETIN 060001Z JUL.
2. ICEBERG LIMIT ALONG TRACKLINE JOINING
   46-58N 053-58W, 45-45N 053-10W,
   46-55N 048-50W, 50-00N 047-15W,
   55-30N 050-00W, 57-25N 052-45W.
3. ESTIMATED ICEBERG LIMIT ALONG
   TRACKLINE JOINING
   57-25N 052-45W, 58-15N 053-35W,
   58-05N 048-20W, 57-35N 047-25W,
   57-40N 041-15W, 59-05N 040-30W,
   61-50N 038-50W, 65-10N 027-40W.
4. WESTERN ICEBERG LIMIT ALONG TRACKLINE
   JOINING
   50-14N 061-27W, 48-05N 059-00W.
5. SEA ICE LIMIT ALONG TRACKLINES
   JOINING:
   A. 53-36N 056-10W, 54-00N 052-00W,
      55-05N 052-05W, 57-15N 057-40W,
      58-02N 058-45W, 62-00N 059-59W,
      63-03N 057-48W.
   B. 62-19N 041-15W, 61-50N 041-27W,
      61-07N 041-52W, 60-55N 042-02W,
      60-34N 042-37W, 60-33N 042-49W.
6. MOST RECENT RECONNAISSANCE:
   SOUTHERN LIMIT ICEBERG FLIGHT 02 JUL 23.
7. REPORT POSITION AND TIME OF ANY ICEBERGS
   SEA ICE OR STATIONARY RADAR TARGETS THAT
   MAY LIKELY BE ICE TO THE NEAREST CANADIAN
   COAST GUARD MARINE COMMUNICATIONS AND
   TRAFFIC SERVICE STATION OR
   USING INMARSAT CODE 42.
8. FOR MORE REPORTING INFORMATION OR TO
   DOWNLOAD SHAPEFILES AND WEEKLY PREDICTIONS,
   GO TO WWW.NAVCEN.USCG.GOV/IIP.
9. CANCEL THIS MSG 070001Z JUL 23.

208

NAVAREA IV 763/232023-07-06 20:27Z → cancelled 2023-07-08 00:01Z (archive)

North american ice service (nais) iceberg bulletin 070001Z jul

1. NORTH AMERICAN ICE SERVICE (NAIS)
   ICEBERG BULLETIN 070001Z JUL.
2. ICEBERG LIMIT ALONG TRACKLINE JOINING
   46-58N 053-58W, 45-45N 053-10W,
   46-55N 048-50W, 50-00N 047-15W,
   55-30N 050-00W, 57-25N 052-45W.
3. ESTIMATED ICEBERG LIMIT ALONG
   TRACKLINE JOINING
   57-25N 052-45W, 58-15N 053-35W,
   58-05N 048-20W, 57-35N 047-25W,
   57-40N 041-15W, 59-05N 040-30W,
   61-50N 038-50W, 65-10N 027-40W.
4. WESTERN ICEBERG LIMIT ALONG TRACKLINE
   JOINING
   50-14N 061-27W, 48-05N 059-00W.
5. SEA ICE LIMIT ALONG TRACKLINES
   JOINING:
   A. 53-36N 056-10W, 54-00N 052-00W,
      55-29N 052-36W, 57-07N 056-35W,
      58-02N 058-45W, 58-02N 058-45W,
      62-00N 060-41W, 63-49N 057-55W.
   B. 62-20N 041-04W, 61-43N 041-19W,
      61-11N 042-11W, 61-00N 042-36W,
      61-01N 042-39W.
6. MOST RECENT RECONNAISSANCE:
   SOUTHERN LIMIT ICEBERG FLIGHT 02 JUL 23.
7. REPORT POSITION AND TIME OF ANY ICEBERGS
   SEA ICE OR STATIONARY RADAR TARGETS THAT
   MAY LIKELY BE ICE TO THE NEAREST CANADIAN
   COAST GUARD MARINE COMMUNICATIONS AND
   TRAFFIC SERVICE STATION OR
   USING INMARSAT CODE 42.
8. FOR MORE REPORTING INFORMATION OR TO
   DOWNLOAD SHAPEFILES AND WEEKLY PREDICTIONS,
   GO TO WWW.NAVCEN.USCG.GOV/IIP.
9. CANCEL THIS MSG 080001Z JUL 23.

209

NAVAREA IV 771/232023-07-07 20:42Z → cancelled 2023-07-09 00:01Z (archive)

North american ice service (nais) iceberg bulletin 080001Z jul

1. NORTH AMERICAN ICE SERVICE (NAIS)
   ICEBERG BULLETIN 080001Z JUL.
2. ICEBERG LIMIT ALONG TRACKLINE JOINING
   47-00N 055-30W, 45-45N 053-10W,
   46-55N 048-50W, 50-00N 047-15W,
   55-30N 050-00W, 57-25N 052-45W.
3. ESTIMATED ICEBERG LIMIT ALONG
   TRACKLINE JOINING
   57-25N 052-45W, 58-15N 053-35W,
   58-50N 048-25W, 58-30N 046-45W,
   57-55N 041-20W, 63-05N 038-10W,
   65-10N 027-40W.
4. WESTERN ICEBERG LIMIT ALONG TRACKLINE
   JOINING
   50-14N 061-27W, 48-05N 059-00W.
5. SEA ICE LIMIT ALONG TRACKLINES
   JOINING:
   A. 53-36N 056-10W, 54-01N 053-57W,
      55-19N 055-00W, 57-02N 057-43W,
      58-02N 058-45W, 62-09N 061-12W,
      63-56N 057-55W.
   B. 62-20N 041-04W, 61-43N 041-19W,
      61-11N 042-11W, 61-00N 042-36W,
      61-01N 042-39W.
6. MOST RECENT RECONNAISSANCE:
   SOUTHERN LIMIT ICEBERG FLIGHT 02 JUL 23.
7. REPORT POSITION AND TIME OF ANY ICEBERGS
   SEA ICE OR STATIONARY RADAR TARGETS THAT
   MAY LIKELY BE ICE TO THE NEAREST CANADIAN
   COAST GUARD MARINE COMMUNICATIONS AND
   TRAFFIC SERVICE STATION OR
   USING INMARSAT CODE 42.
8. FOR MORE REPORTING INFORMATION OR TO
   DOWNLOAD SHAPEFILES AND WEEKLY PREDICTIONS,
   GO TO WWW.NAVCEN.USCG.GOV/IIP.
9. CANCEL THIS MSG 090001Z JUL 23.

210

NAVAREA IV 775/232023-07-08 19:01Z → cancelled 2023-07-10 00:01Z (archive)

North american ice service (nais) iceberg bulletin 090001Z jul

1. NORTH AMERICAN ICE SERVICE (NAIS)
   ICEBERG BULLETIN 090001Z JUL.
2. ICEBERG LIMIT ALONG TRACKLINE JOINING
   47-00N 055-30W, 45-45N 053-10W,
   46-55N 048-50W, 50-00N 047-15W,
   55-30N 050-00W, 57-25N 052-45W.
3. ESTIMATED ICEBERG LIMIT ALONG
   TRACKLINE JOINING
   57-25N 052-45W, 58-15N 053-35W,
   58-50N 048-25W, 58-30N 046-45W,
   57-55N 041-20W, 63-05N 038-10W,
   65-10N 027-40W.
4. WESTERN ICEBERG LIMIT ALONG TRACKLINE
   JOINING
   50-14N 061-27W, 48-05N 059-00W.
5. SEA ICE LIMIT ALONG TRACKLINES
   JOINING:
   A. 54-25N 057-33W, 54-25N 055-00W,
      55-00N 055-00W, 56-45N 059-00W,
      58-01N 059-46W, 59-42N 059-42W,
      62-09N 061-12W, 63-56N 057-55W.
   B. 62-20N 041-04W, 61-43N 041-19W,
      61-11N 042-11W, 61-00N 042-36W,
      61-01N 042-39W.
6. MOST RECENT RECONNAISSANCE:
   WESTERN LIMIT SATELLITE PASS 09 JUL 23.
7. REPORT POSITION AND TIME OF ANY ICEBERGS
   SEA ICE OR STATIONARY RADAR TARGETS THAT
   MAY LIKELY BE ICE TO THE NEAREST CANADIAN
   COAST GUARD MARINE COMMUNICATIONS AND
   TRAFFIC SERVICE STATION OR
   USING INMARSAT CODE 42.
8. FOR MORE REPORTING INFORMATION OR TO
   DOWNLOAD SHAPEFILES AND WEEKLY PREDICTIONS,
   GO TO WWW.NAVCEN.USCG.GOV/IIP.
9. CANCEL THIS MSG 100001Z JUL 23.

211

NAVAREA IV 778/232023-07-09 19:42Z → cancelled 2023-07-11 00:01Z (archive)

North american ice service (nais) iceberg bulletin 100001Z jul

1. NORTH AMERICAN ICE SERVICE (NAIS)
   ICEBERG BULLETIN 100001Z JUL.
2. ICEBERG LIMIT ALONG TRACKLINE JOINING
   47-00N 055-30W, 45-45N 053-10W,
   46-55N 048-50W, 49-00N 047-45W,
   55-30N 050-00W, 57-25N 052-45W.
3. ESTIMATED ICEBERG LIMIT ALONG
   TRACKLINE JOINING
   57-25N 052-45W, 58-15N 053-35W,
   58-50N 048-25W, 58-30N 046-45W,
   57-55N 041-20W, 63-05N 038-10W,
   65-10N 027-40W.
4. WESTERN ICEBERG LIMIT ALONG TRACKLINE
   JOINING
   50-14N 061-27W, 48-05N 059-00W.
5. SEA ICE LIMIT ALONG TRACKLINES
   JOINING:
   A. 55-14N 059-08W, 56-00N 058-45W,
      58-01N 059-46W, 59-35N 060-04W,
      61-44N 061-56W, 63-56N 057-55W.
   B. 62-20N 040-39W, 61-58N 040-46W,
      61-17N 041-22W, 60-27N 041-58W,
      60-26N 042-06W, 60-44N 042-07W,
      60-58N 042-41W.
6. MOST RECENT RECONNAISSANCE:
   WESTERN LIMIT SATELLITE PASS 07 JUL 23.
7. REPORT POSITION AND TIME OF ANY ICEBERGS
   SEA ICE OR STATIONARY RADAR TARGETS THAT
   MAY LIKELY BE ICE TO THE NEAREST CANADIAN
   COAST GUARD MARINE COMMUNICATIONS AND
   TRAFFIC SERVICE STATION OR
   USING INMARSAT CODE 42.
8. FOR MORE REPORTING INFORMATION OR TO
   DOWNLOAD SHAPEFILES AND WEEKLY PREDICTIONS,
   GO TO WWW.NAVCEN.USCG.GOV/IIP.
9. CANCEL THIS MSG 110001Z JUL 23.

212

NAVAREA IV 781/232023-07-10 19:26Z → cancelled 2023-07-12 00:01Z (archive)

North american ice service (nais) iceberg bulletin 110001Z jul

1. NORTH AMERICAN ICE SERVICE (NAIS)
   ICEBERG BULLETIN 110001Z JUL.
2. ICEBERG LIMIT ALONG TRACKLINE JOINING
   47-00N 055-30W, 45-35N 053-25W,
   46-00N 051-00W, 49-00N 047-45W,
   55-30N 050-00W, 57-25N 052-45W.
3. ESTIMATED ICEBERG LIMIT ALONG
   TRACKLINE JOINING
   57-25N 052-45W, 58-15N 053-35W,
   58-50N 048-25W, 58-30N 046-45W,
   57-55N 041-20W, 63-05N 038-10W,
   65-10N 027-40W.
4. WESTERN ICEBERG LIMIT ALONG TRACKLINE
   JOINING
   50-10N 061-32W, 48-02N 059-08W.
5. SEA ICE LIMIT ALONG TRACKLINES
   JOINING:
   A. 55-14N 059-08W, 56-00N 058-45W,
      58-00N 060-42W, 60-28N 060-58W,
      62-17N 061-56W, 63-57N 057-55W.
   B. 62-25N 040-35W, 61-01N 041-19W,
      60-17N 041-59W, 60-02N 042-41W,
      60-02N 042-47W, 60-37N 042-46W.
6. MOST RECENT RECONNAISSANCE:
   SOUTHEASTERN LIMIT GENERAL FLIGHT 10 JUL 23.
7. REPORT POSITION AND TIME OF ANY ICEBERGS
   SEA ICE OR STATIONARY RADAR TARGETS THAT
   MAY LIKELY BE ICE TO THE NEAREST CANADIAN
   COAST GUARD MARINE COMMUNICATIONS AND
   TRAFFIC SERVICE STATION OR
   USING INMARSAT CODE 42.
8. FOR MORE REPORTING INFORMATION OR TO
   DOWNLOAD SHAPEFILES AND WEEKLY PREDICTIONS,
   GO TO WWW.NAVCEN.USCG.GOV/IIP.
9. CANCEL THIS MSG 120001Z JUL 23.

213

NAVAREA IV 796/232023-07-14 19:18Z → cancelled 2023-07-16 00:01Z (archive)

North american ice service (nais) iceberg bulletin 150001Z jul

1. NORTH AMERICAN ICE SERVICE (NAIS)
   ICEBERG BULLETIN 150001Z JUL.
2. ICEBERG LIMIT ALONG TRACKLINE JOINING
   46-40N 053-34W, 46-20N 052-30W,
   48-00N 049-20W, 50-40N 048-15W,
   55-30N 050-00W, 57-25N 052-45W.
3. ESTIMATED ICEBERG LIMIT ALONG
   TRACKLINE JOINING
   57-25N 052-45W, 58-35N 054-00W,
   59-00N 051-00W, 57-45N 043-50W,
   58-05N 041-40W, 62-55N 036-55W,
   65-10N 027-40W.
4. WESTERN ICEBERG LIMIT ALONG TRACKLINE
   JOINING
   50-10N 061-32W, 48-47N 058-20W.
5. SEA ICE LIMIT ALONG TRACKLINES
   JOINING:
   A. 60-14N 064-57W, 59-01N 068-04W,
      61-01N 068-59W, 62-04N 067-17W.
   B. 62-25N 040-40W, 60-12N 041-42W,
      59-49N 042-55W, 59-20N 042-48W,
      59-17N 043-09W, 59-48N 043-32W.
6. MOST RECENT RECONNAISSANCE:
   EASTERN LIMIT ICEBERG FLIGHT 13 JUL 23.
7. REPORT POSITION AND TIME OF ANY ICEBERGS
   SEA ICE OR STATIONARY RADAR TARGETS THAT
   MAY LIKELY BE ICE TO THE NEAREST CANADIAN
   COAST GUARD MARINE COMMUNICATIONS AND
   TRAFFIC SERVICE STATION OR
   USING INMARSAT CODE 42.
8. FOR MORE REPORTING INFORMATION OR TO
   DOWNLOAD SHAPEFILES AND WEEKLY PREDICTIONS,
   GO TO WWW.NAVCEN.USCG.GOV/IIP.
9. CANCEL THIS MSG 160001Z JUL 23.

Icebergs

Iceberg limits and reported bergs — mostly the North American Ice Service (International Ice Patrol) bulletins in the North Atlantic. All current iceberg & sea-ice bulletins →

Not for navigation. Events are assembled automatically from official navigational warnings; the grouping can be wrong. Mariners must use official NAVAREA broadcasts and their national MSI service.