Exercises

Hazardous operations 2000Z to 0453Z commencing daily 07 mar thru 08 apr in area bound by 42-47N 014-03W,…

HYDROLANT 382/08

issued: 2008-03-02 07:12Z
status: cancelled 2008-03-10 17:36Z (archive)
self-cancels: 2008-04-09 05:53Z
authority: COMSUP GUYANE 4/08 251400Z FEB 08.
sea: North Atlantic Ocean
position: 40.440, -16.737
source: nga_json · first seen 2026-08-17 13:38Z

Original warning text

1. HAZARDOUS OPERATIONS 2000Z TO 0453Z COMMENCING
   DAILY 07 MAR THRU 08 APR IN AREA BOUND BY
   42-47N 014-03W, 41-44N 012-57W,
   38-05N 019-29W, 39-08N 020-31W.
2. CANCEL THIS MSG 090553Z APR.

Activity windows · 33 in this warning

opens (UTC)	closes (UTC)	local	length
2008-03-07 20:00Z	2008-03-08 04:53Z	—	8 h 53
2008-03-08 20:00Z	2008-03-09 04:53Z	—	8 h 53
2008-03-09 20:00Z	2008-03-10 04:53Z	—	8 h 53
2008-03-10 20:00Z	2008-03-11 04:53Z	—	8 h 53
2008-03-11 20:00Z	2008-03-12 04:53Z	—	8 h 53
2008-03-12 20:00Z	2008-03-13 04:53Z	—	8 h 53
2008-03-13 20:00Z	2008-03-14 04:53Z	—	8 h 53
2008-03-14 20:00Z	2008-03-15 04:53Z	—	8 h 53
… 25 more

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

7 within 180 nm since 2000 · 0 in the last 12 months · 0 in force now

Gunnery exercises 111200Z to 111500Z jul within 50 miles of 40-36N 019-05W2009-07-11
Hazardous operations 211100Z to 211700Z and 221100Z to 221800Z jan in area bound by 40-10N 016-30W, 39-50N…2008-01-17
Flag and effective U.S2000-04-20
Flag and effective U.S2000-04-20
Flag and effective U.S2000-04-20
Flag and effective U.S2000-04-20

Season · when military exercises happen here

month of issue, all years in the archive

Timeline

Cancel HYDROLANT 382/08 and this msg, operations completedcancelled by · 2008-03-10

Nearby now · within 120 nm

Nothing else in force within 120 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.