Icebergs

Icebergs are reported in Scotia Sea, South Atlantic, South Pacific and Antarctica; warning cancels 24 September 2026 at 0414 UTC.

Southern Ocean · HYDROLANT 1881/26

What this record establishes

Cancelled notice · 2026-09-23 14:45Z

This notice disappeared from the issuing source's in-force list. No explicit recovery or all-clear is established by that removal.

Source and dates
NGA MSI in-force warnings (DailyMem*.txt). Issued 2026-09-23 04:13Z. First collected 2026-09-23 15:02Z; last seen in collection 2026-09-24 12:17Z. Collection dates record ingestion, not a new incident or a fresh field observation.
Location covered
Southern Ocean. The parsed report position is -64.528, -65.445. 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 Southern Ocean →

issued
2026-09-23 04:13Z
status
Cancelled notice
self-cancels
2026-09-24 04:14Z
sea
Southern Ocean
position
-64.528, -65.445
source
NGA MSI in-force warnings (DailyMem*.txt) · first seen 2026-09-23 15:02Z

Original warning text

SCOTIA SEA.
SOUTH ATLANTIC.
SOUTH PACIFIC.
ANTARCTICA.
1. ICEBERGS REPORTED IN:
   A. A84, 70-49.20S 099-05.40W.
   B. A85, 61-25.80S 053-19.80W.
   C. D33A, 64-01.80S 055-39.00W.
   D. D33C, 61-49.80S 053-42.60W.
2. CANCEL THIS MSG 240414Z SEP 26.

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.
CANCEL THIS MSG
The warning's own expiry: a line telling the reader when the message cancels itself.
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.

All warning terms →

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

54 within 180 nm since 2010 · 18 in the last 12 months · 1 listed in force now

10
15
20
25
26

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

J
F
M
A
M
J
J
A
S
O
N
D

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

Worldwide in the collected sources

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

Record snapshot 2026-09-24 12:22Z; 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.