Icebergs

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

NAVAREA IV 291/18

issued
2018-04-09 18:33Z
status
cancelled 2018-04-11 00:01Z (archive)
self-cancels
2018-04-11 00:01Z
authority
NAIS 091830Z APR 18.
sea
Labrador Sea
position
54.694, -48.473
source
nga_json · first seen 2026-08-17 13:38Z

Original warning text

1. NORTH AMERICAN ICE SERVICE (NAIS) ICEBERG BULLETIN
   100001Z APR.
2. ICEBERG LIMIT ALONG TRACKLINE JOINING
   46-52N 053-00W, 46-30N 051-30W, 47-15N 046-00W,
   49-00N 044-30W, 50-00N 044-30W, 53-00N 049-00W.
3. ESTIMATED ICEBERG LIMIT ALONG TRACKLINE JOINING
   53-00N 049-00W, 56-00N 049-00W, 56-00N 042-00W,
   57-00N 036-00W, 64-00N 033-00W, 66-00N 028-00W.
4. WESTERN ICEBERG LIMIT ALONG TRACKLINE BETWEEN
   50-49N 059-02W AND 50-14N 057-33W.
5. SEA ICE LIMIT ALONG TRACKLINES:
   A. JOINING 45-55N 059-50W, 46-35N 058-10W,
      48-45N 063-05W, 49-00N 061-15W, 49-45N 060-50W,
      49-45N 059-15W, 48-25N 059-25W, 48-05N 059-00W.
   B. JOINING 48-35N 053-00W, 48-15N 049-05W,
      52-05N 051-25W, 54-25N 050-30W, 57-05N 057-20W,
      58-00N 058-00W, 61-55N 060-45W, 62-55N 057-35W.
   C. JOINING 62-30N 041-16W, 60-11N 041-28W,
      59-11N 043-24W, 59-46N 044-52W, 60-36N 046-44W,
      60-22N 047-57W, 60-43N 048-09W.
6. MOST RECENT RECONNAISSANCE:
   WESTERN LIMIT ICEBERG FLIGHT 08 APR 18.
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. CANCEL THIS MSG 110001Z APR 18.

This area · iceberg & sea-ice bulletins

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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. This is a re-rendering of an official navigational warning for awareness; mariners must use official NAVAREA broadcasts and their national MSI service.