Icebergs

170001Z nov iceberg limit along trackline joining 56-05N 061-20W, 56-30N 057-30W, 60-00N 059-00W

Hudson Strait · NAVAREA IV 976/14

What this record establishes

Archived notice · 2014-11-18 00:01Z

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) · NAIS 161831Z NOV 14.. Issued 2014-11-16 21:44Z. 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 map shows the reported line or operation extent; it is not a vessel track. Check the original wording for limits and qualifications.

Current notices and reporting history in the Hudson Strait →

issued: 2014-11-16 21:44Z
status: Archived notice
self-cancels: 2014-11-18 00:01Z
authority: NAIS 161831Z NOV 14.
NAVAREA: NAVAREA IV
issued by: NAIS
sea: Hudson Strait
position: 60.693, -68.266
source: NGA MSI broadcast-warn JSON (archive, frozen 2024-05) · first seen 2026-08-17 13:38Z

Original warning text

NORTH AMERICAN ICE SERVICE (NAIS) ICEBERG BULLETIN.
1. 170001Z NOV ICEBERG LIMIT ALONG TRACKLINE JOINING
   56-05N 061-20W, 56-30N 057-30W, 60-00N 059-00W.
2. SEA ICE LIMIT ALONG TRACKLINE JOINING
   58-50N 066-25W, 58-40N 067-30W, 59-10N 068-30W,
   61-00N 069-05W, 62-45N 074-00W, 62-55N 076-30W,
   64-10N 074-55W, 62-20N 070-40W, 62-30N 069-15W.
3. REPORT POSITION AND TIME OF ANY ICEBERGS OR
   STATIONARY RADAR TARGETS THAT MAY LIKELY BE ICEBERGS TO
   THE NEAREST CANADIAN COAST GUARD MARINE COMMUNICATIONS
   AND TRAFFIC SERVICE STATION OR USING INMARSAT CODE 42.
4. CANCEL THIS MSG 180001Z NOV 14.

Reading this warning

Icebergs and ice limits: Icebergs, smaller pieces of glacier ice and the published limit of known ice.
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.
Track line joining: Introduces a route through a series of positions — a cable route, a tow's track or a survey line.
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.
Inmarsat-C / SafetyNET: The satellite system that carries NAVAREA warnings to ships at sea, and the terminal number rescue centres give for reports.
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

129 within 180 nm since 2012 · 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 · 102.3 nm

Worldwide in the collected sources

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

Record snapshot 2026-09-28 07:48Z; 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.