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

Original warning text

1. NORTH AMERICAN ICE SERVICE (NAIS)
   ICEBERG BULLETIN 180001Z APR.
2. ICEBERG LIMIT ALONG TRACKLINE JOINING
   47-36N 052-41W, 48-00N 051-35W,
   52-45N 050-15W, 55-00N 051-00W.
3. ESTIMATED ICEBERG LIMIT ALONG
   TRACKLINE JOINING
   55-00N 051-00W, 60-00N 058-00W,
   60-50N 053-15W, 58-15N 044-10W,
   59-00N 039-15W, 60-30N 040-00W,
   63-20N 037-50W, 64-50N 027-40W.
4. WESTERN ICEBERG LIMIT ALONG TRACKLINE
   JOINING
   50-28N 059-37W, 49-28N 058-08W.
5. SEA ICE LIMIT ALONG TRACKLINES
   JOINING:
   A. 50-17N 059-53W, 50-52N 058-16W,
      50-42N 057-25W.
   B. 49-58N 055-30W, 50-42N 054-08W,
      53-59N 052-40W, 55-22N 053-47W,
      56-12N 056-33W, 58-03N 057-48W,
      61-47N 058-33W, 61-51N 058-19W,
      62-00N 057-49W, 62-08N 057-24W.
   C. 62-23N 040-26W, 59-44N 040-47W,
      58-53N 042-41W, 59-15N 045-41W,
      59-30N 045-20W, 59-56N 044-25W.
6. MOST RECENT RECONNAISSANCE:
   WESTERN LIMIT ICEBERG FLIGHT 17 APR 21.
7. NOTE THE SIGNIFICANT EXPANSION
   OF THE ICEBERG LIMIT SINCE 170001Z 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 190001Z APR 21.