Icebergs

Icebergs sighted in: a. 61-37.5N 066-51.0W at 171830Z mar

Hudson Strait · NAVAREA IV 122/12

What this record establishes

Archived notice · 2012-03-21 19:00Z

This notice comes from the historical archive. Its archived status does not establish when or how the reported situation ended.

Source and dates: NGA MSI broadcast-warn JSON (archive, frozen 2024-05) · IIP 181749Z MAR 12.. Issued 2012-03-18 19:10Z. First collected 2026-08-17 13:38Z; last seen in collection 2026-08-17 15:46Z. Collection dates record ingestion, not a new incident or a fresh field observation.
Location covered: Hudson Strait. The parsed report position is 61.189, -65.089. It is a position in the source message, not a live location. Check the original wording for limits and qualifications.

Current notices and reporting history in the Hudson Strait →

issued: 2012-03-18 19:10Z
status: Archived notice
self-cancels: 2012-03-21 19:00Z
authority: IIP 181749Z MAR 12.
NAVAREA: NAVAREA IV
issued by: INTERNATIONAL ICE PATROL
sea: Hudson Strait
position: 61.189, -65.089
source: NGA MSI broadcast-warn JSON (archive, frozen 2024-05) · first seen 2026-08-17 13:38Z

Original warning text

CANADA-NORTHEAST COAST.
LABRADOR SEA.
HUDSON STRAIT.
ICE.
1. ICEBERGS SIGHTED IN:
   A. 61-37.5N 066-51.0W AT 171830Z MAR.
   B. 61-17.8N 065-44.5W AT 172315Z MAR.
   C. 61-07.9N 064-42.1W AT 180600Z MAR.
   D. 61-02.4N 064-53.0W AT 180600Z MAR.
   E. 61-01.3N 064-42.9W AT 180600Z MAR.
   F. 61-10.6N 063-08.8W AT 181810Z MAR.
   G. 61-02.0N 065-35.2W AT 181830Z MAR.
2. CANCEL THIS MSG 211900Z MAR.

Reading this warning

Icebergs and ice limits: Icebergs, smaller pieces of glacier ice and the published limit of known ice.
Position (degrees and minutes): How warnings write positions: degrees, a hyphen, then minutes, with N/S and E/W — 49-40.8N 003-43.8W.
Date-time group (DTG): A compact UTC timestamp — day, hour and minute followed by Z — such as 201500Z for the 20th at 15:00 UTC.
CANCEL THIS MSG: The warning's own expiry: a line telling the reader when the message cancels itself.

All warning terms →

Collected reports in this area · iceberg & sea-ice bulletins

162 within 180 nm since 2011 · 0 in the last 12 months · 0 listed in force now

Counts include repeat notices about the same situation. NGA archive coverage ends 2024-05; live collection began 2026-08-17. The period between them is incomplete. An empty year is not evidence that no hazards occurred.

Month of issue in the collected archive

All available years combined. Uneven collection and repeat bulletins affect these counts; this chart does not measure the seasonality or probability of incidents.

Nearby notices listed in force · within 120 nm

Mcts iqaluit remote station killenek 60-25.45N 064-50.50W hf r/t, mf broadcast and mf r/t services off airNav aids · 46.5 nm

Worldwide in the collected sources

4 iceberg & sea-ice bulletins listed in force · see all

Record snapshot 2026-10-03 07:18Z; source collection times vary.

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.