Exercises

Hazardous operations 2000Z to 0029Z commencing daily 25 sep thru 25 oct in areas: a. within 12 miles of…

HYDROLANT 2501/01

issued
2001-09-20 06:40Z
status
cancelled 2001-09-26 02:21Z (archive)
self-cancels
2001-10-26 01:29Z
authority
COMAR GUYANE CAYENNE 15/01 141237Z SEP 01
sea
North Atlantic Ocean
position
3.681, -35.402
source
nga_json · first seen 2026-08-17 13:38Z

Original warning text

1. HAZARDOUS OPERATIONS 2000Z TO 0029Z COMMENCING DAILY
   25 SEP THRU 25 OCT IN AREAS:
   A. WITHIN 12 MILES OF COASTLINE BETWEEN
      05-19N 052-47W AND 05-04N 052-30W.
   B. BOUND BY 05-18N 046-16W, 04-58N 046-17W,
      05-02N 048-00W, 05-22N 047-59W.
   C. BOUND BY 04-48N 042-12W, 04-31N 042-14W,
      04-43N 044-36W, 05-00N 044-35W.
   D. BOUND BY 02-40N 026-05W, 02-17N 026-08W,
      02-51N 030-32W, 03-14N 030-30W.
2. CANCEL THIS MSG 260129Z OCT.

Activity windows · 31 in this warning

opens (UTC)closes (UTC)locallength
2001-09-25 20:00Z2001-09-26 00:29Z4 h 29
2001-09-26 20:00Z2001-09-27 00:29Z4 h 29
2001-09-27 20:00Z2001-09-28 00:29Z4 h 29
2001-09-28 20:00Z2001-09-29 00:29Z4 h 29
2001-09-29 20:00Z2001-09-30 00:29Z4 h 29
2001-09-30 20:00Z2001-10-01 00:29Z4 h 29
2001-10-01 20:00Z2001-10-02 00:29Z4 h 29
2001-10-02 20:00Z2001-10-03 00:29Z4 h 29
23 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

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

99
00
03

Season · when military exercises happen here

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

month of issue, all years in the archive

Timeline

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.