Exercises

Hazardous operations 2000Z to 0211Z commencing daily 27 nov thru 28 dec in areas: a. within 12 miles of…

North Atlantic Ocean · HYDROLANT 2589/02

What this record establishes

Archived notice · 2002-11-25 19:05Z

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) · COMAR GUYANE 30/02 221520Z NOV 02. Issued 2002-11-23 06:55Z. 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 2.924, -23.241. 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 →

Activity windows · 32 in this warning

opens (UTC)closes (UTC)locallength
2002-11-27 20:00Z2002-11-28 02:11Z—6 h 11
2002-11-28 20:00Z2002-11-29 02:11Z—6 h 11
2002-11-29 20:00Z2002-11-30 02:11Z—6 h 11
2002-11-30 20:00Z2002-12-01 02:11Z—6 h 11
2002-12-01 20:00Z2002-12-02 02:11Z—6 h 11
2002-12-02 20:00Z2002-12-03 02:11Z—6 h 11
2002-12-03 20:00Z2002-12-04 02:11Z—6 h 11
2002-12-04 20:00Z2002-12-05 02:11Z—6 h 11
… 24 more

Parsed from the warning text; outside these windows the area is normally not active, but the warning stays in force until cancelled.

issued
2002-11-23 06:55Z
status
Archived notice
self-cancels
2002-12-29 03:11Z
authority
COMAR GUYANE 30/02 221520Z NOV 02
issued by
COMAR GUYANE
sea
North Atlantic Ocean
position
2.924, -23.241
source
NGA MSI broadcast-warn JSON (archive, frozen 2024-05) · first seen 2026-08-17 13:38Z

Original warning text

1. HAZARDOUS OPERATIONS 2000Z TO 0211Z COMMENCING DAILY
   27 NOV THRU 28 DEC IN AREAS:
   A. WITHIN 12 MILES OF COASTLINE BETWEEN
      05-19N 052-47W AND 05-04N 052-30W.
   B. BOUND BY 07-44N 047-41W, 05-13N 047-40W,
      05-11N 048-33W, 07-42N 048-35W.
   C. BETWEEN 05-27N 05-12N AND 046-06W 047-35W.
   D. BOUND BY 00-51N 005-18W, 00-15N 005-26W,
      00-18N 009-39W, 01-23N 009-31W.
2. CANCEL THIS MSG 290311Z DEC.

Reading this warning

Hazardous operations
NGA's heading for activities that make an area dangerous — most often rocket launches, space debris and weapons firings, and some open-ended danger areas.
Within a radius of
A circular area — every position within a stated distance of a point.
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 · military exercises

2 within 180 nm since 2002 · 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

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

No other collected notice is currently listed in force within this radius. This does not establish safe conditions.

Worldwide in the collected sources

9 military exercises listed in force · see all

Record snapshot 2026-10-03 02:32Z; source collection times vary.

Exercises

Gunnery, firing and naval exercise areas. All current military exercises →

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.