Exercises

Hazardous operations 301400Z nov to 010200Z dec and 011400Z to 020200Z dec in area within three miles of…

Western North Atlantic · French Guiana · NAVAREA IV 1153/20

issued: 2020-11-25 10:39Z
status: cancelled 2020-12-02 03:00Z (archive)
self-cancels: 2020-12-02 03:00Z
authority: AVURNAV CAYENNE 35/20 171741Z NOV 20.
sea: North Atlantic Ocean
position: 5.082, -52.002 · r 3.0 nm
source: nga_json · first seen 2026-08-17 13:38Z

Original warning text

WESTERN NORTH ATLANTIC.
FRENCH GUIANA.
1. HAZARDOUS OPERATIONS 301400Z NOV TO 010200Z DEC
   AND 011400Z TO 020200Z DEC
   IN AREA WITHIN THREE MILES OF
   05-04.9N 052-00.1W.
2. CANCEL THIS MSG 020300Z DEC 20.

Activity windows · 2 in this warning

opens (UTC)	closes (UTC)	local	length
2020-11-30 14:00Z	2020-12-01 02:00Z	—	12 h
2020-12-01 14:00Z	2020-12-02 02:00Z	—	12 h

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

This area · military exercises

272 within 180 nm since 1999 · 0 in the last 12 months · 0 in force now

Season · when military exercises happen here

month of issue, all years in the archive

Nearby now · within 120 nm

Cable operations 08 jul thru 31 aug by cableship ile d yeu within two miles of trackline joining 05-02.22N…Cable ops · 30 nm
Cable operations in progress until 31 aug in area bound by 05-48.42N 051-29.96W, 05-50.32N 051-27.42W,…Cable ops · 62.9 nm

Worldwide now

35 military exercises in force · see all

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.