Icebergs

Icebergs reported at 281758Z mar in vicinity: a. 46-24N 047-34W

North Atlantic Ocean · NAVAREA IV 259/17

What this record establishes

Archived notice · 2017-03-31 18:29Z

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) · NOTSHIP N 479/17 281814Z MAR 17 - NOTSHIP N 480/17 281816Z MAR 17.. Issued 2017-03-28 18:29Z. 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: North Atlantic Ocean. The parsed report position is 46.358, -47.375. 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 North Atlantic Ocean →

issued: 2017-03-28 18:29Z
status: Archived notice
self-cancels: 2017-03-31 18:29Z
authority: NOTSHIP N 479/17 281814Z MAR 17 - NOTSHIP N 480/17 281816Z MAR 17.
NAVAREA: NAVAREA IV
issued by: NOTSHIP N
sea: North Atlantic Ocean
position: 46.358, -47.375
source: NGA MSI broadcast-warn JSON (archive, frozen 2024-05) · first seen 2026-08-17 13:38Z

Original warning text

WESTERN NORTH ATLANTIC.
1. ICEBERGS REPORTED AT 281758Z MAR IN VICINITY:
   A. 46-24N 047-34W.
   B. 46-19N 047-11W.
2. CANCEL THIS MSG 311829Z MAR 17.

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.
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.
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

63 within 180 nm since 1999 · 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.

Iceberg reported in 47-49.40N 047-57.20W2023-03-06
Iceberg reported in vicinity 47-58.9N 046-53.8W on 13 mar2022-03-13
Two stationary radar targets were detected outside the iceberg limit on 270917Z mar2020-03-28
Iceberg reported in 45-28.3N 047-53.7W2019-02-25
Iceberg reported in vicinity 47-36.13N 047-20.37W at 080030Z aug2018-08-08
Iceberg reported in vicinity 48-39.5N 046-36.5W at 231737Z jul2018-07-23

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

Odas buoy established in 47-53.93N 046-47.74WNav aids · 95.5 nm

Worldwide in the collected sources

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

Record snapshot 2026-10-02 13:06Z; 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.