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

Original warning text

1. NORTH AMERICAN ICE SERVICE (NAIS) ICEBERG BULLETIN
   250001Z APR.
2. ICEBERG LIMIT ALONG TRACKLINE JOINING
   47-17N 052-48W, 45-15N 047-00W, 45-30N 046-00W,
   46-30N 044-30W, 48-45N 045-00W, 50-15N 046-00W,
   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
   50-45N 059-13W AND 49-57N 057-45W.
5. SEA ICE LIMIT ALONG TRACKLINES:
   A. JOINING 45-45N 060-05W, 45-50N 058-50W,
      48-40N 061-15W, 50-10N 058-45W, 47-55N 059-40W,
      46-50N 058-40W, 47-30N 056-10W.
   B. JOINING 48-40N 053-05W, 48-30N 050-15W,
      53-45N 052-30W, 56-30N 058-00W, 58-00N 059-00W,
      59-45N 059-30W, 61-35N 057-10W.
   C. JOINING 62-28N 041-21W, 59-33N 043-49W,
      59-30N 045-19W, 60-14N 046-38W, 59-56N 047-51W,
      60-02N 049-05W, 60-38N 050-07W, 60-50N 049-25W,
      60-33N 048-52W, 60-44N 046-53W.
6. MOST RECENT RECONNAISSANCE:
   NORTHERN SURVEY ICEBERG FLIGHT 23 APR 18.
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. CANCEL THIS MSG 260001Z APR 18.