Exercises
Hazardous operations 121932Z to 122316Z dec, alternate 131932Z to 132316Z dec in areas bound by: a. 28-36N…
NAVAREA IV 400/04
- issued
- 2004-12-11 18:20Z
- status
- cancelled 2004-12-12 20:23Z (archive)
- self-cancels
- 2004-12-14 00:16Z
- cancels
- NAVAREA IV 397/04
- authority
- CCAFS OP#F6001 FAX, E-MAIL 11 DEC 04.
- sea
- North Atlantic Ocean
- position
- 19.646, -47.681
- source
- nga_json · first seen 2026-08-17 13:38Z
Original warning text
1. HAZARDOUS OPERATIONS 121932Z TO 122316Z DEC, ALTERNATE
131932Z TO 132316Z DEC IN AREAS BOUND BY:
A. 28-36N 080-36W, 28-38N 080-31W,
28-33N 080-09W, 28-29N 080-10W,
28-27N 080-32W.
B. 27-48N 071-04W, 26-38N 071-16W,
26-12N 068-59W, 27-21N 068-46W.
C. 19-05N 046-55W, 20-24N 046-21W,
17-04N 038-35W, 15-38N 039-15W.
2. CANCEL NAVAREA IV 397/04.
3. CANCEL THIS MSG 140016Z DEC.
Activity windows · 2 in this warning
| opens (UTC) | closes (UTC) | local | length |
|---|---|---|---|
| 2004-12-12 19:32Z | 2004-12-12 23:16Z | — | 3 h 44 |
| 2004-12-13 19:32Z | 2004-12-13 23:16Z | — | 3 h 44 |
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
20 within 180 nm since 1999 · 0 in the last 12 months · 0 in force now
99
00
05
10
15
16
- Hazardous operations2016-03-13
- Hazardous operations2016-03-12
- Hazardous operations2012-04-14
- Hazardous operations2010-06-06
- Hazardous operations 091956Z to 092113Z jul, alternate 101953Z to 102110Z jul in area bound by 23-52N…2007-07-06
- Hazardous operations 140600Z to 180600Z may in areas bound by: a. 29-08N 076-29W, 28-32N 076-29W, 28-32N…2007-05-13
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
- Hazardous operations 111931Z to 112315Z dec, alternate 121932Z to 122316Z dec in areas bound by: a. 28-36N…cancels · 2004-12-09
- Hazardous operations 111931Z to 112315Z dec, alternate 121932Z to 122316Z dec in areas bound by: a. 28-36N…replaced · 2004-12-09
- Cancel NAVAREA IV 400/04 and this msg, operations canceledcancelled by · 2004-12-12
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.