Exercises
Hazardous operations 1730Z to 0059Z commencing daily 15 thru 19 dec in areas: a. between 34-50N 34-53N and…
NAVAREA XII 366/03
- issued
- 2003-12-10 10:20Z
- status
- cancelled 2003-12-17 01:20Z (archive)
- self-cancels
- 2003-12-20 01:59Z
- authority
- VAFB OP#W1091 051535Z DEC 03
- sea
- North Pacific Ocean
- position
- 34.158, -132.109
- source
- nga_json · first seen 2026-08-17 13:38Z
Original warning text
1. HAZARDOUS OPERATIONS 1730Z TO 0059Z COMMENCING DAILY
15 THRU 19 DEC IN AREAS:
A. BETWEEN 34-50N 34-53N AND 120-36W 121-00W.
B. BOUND BY 35-07N 135-10W, 35-35N 128-33W,
34-31N 128-24W, 33-48N 129-56W, 33-27N 134-58W.
C. BOUND BY 33-31N 143-37W, 33-49N 141-41W,
33-22N 141-35W, 33-04N 143-31W.
D. BOUND BY 28-09N 166-22W, 28-48N 164-28W,
28-00N 164-07W, 27-21N 166-01W.
2. CANCEL THIS MSG 200159Z DEC.
Activity windows · 5 in this warning
| opens (UTC) | closes (UTC) | local | length |
|---|---|---|---|
| 2003-12-15 17:30Z | 2003-12-16 00:59Z | — | 7 h 29 |
| 2003-12-16 17:30Z | 2003-12-17 00:59Z | — | 7 h 29 |
| 2003-12-17 17:30Z | 2003-12-18 00:59Z | — | 7 h 29 |
| 2003-12-18 17:30Z | 2003-12-19 00:59Z | — | 7 h 29 |
| 2003-12-19 17:30Z | 2003-12-20 00:59Z | — | 7 h 29 |
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
32 within 180 nm since 1999 · 0 in the last 12 months · 0 in force now
99
00
05
10
15
20
23
- Hazardous operations 11 thru 16 dec: a. 1400Z to 1805Z daily in area bound by 35-01.00N 121-13.00W,…2023-12-07
- Hazardous operations 181230Z to 182030Z jan in areas bound by: a. 33-33.95N 120-11.23W, 33-28.48N…2023-01-13
- Hazardous operations 141230Z to 142000Z dec, alternate 1230Z to 2000Z daily 15 and 16 dec in areas bound by:…2022-12-09
- Hazardous operations 291230Z to 292030Z nov, alternate 1230Z to 2030Z daily 30 nov and 01 dec in area bound…2022-11-24
- Hazardous operations 130800Z to 191900Z jun in areas bound by: a. 34-24.00N 125-00.00W, 35-20.00N…2022-06-08
- Hazardous operations 130800Z to 191900Z jun in areas bound by: a. 34-24.00N 125-00.00W, 35-20.00N…2022-06-08
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
- Cancel NAVAREA XII 366/03(18,19), operations canceledcancelled by · 2003-12-17
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.