Exercises
Hazardous operations 1542Z to 1722Z daily 18 thru 21 oct in areas bound by: a. 34-26N 120-36W, 34-27N…
NAVAREA XII 480/09
- issued
- 2009-10-13 09:24Z
- status
- cancelled 2009-10-20 00:29Z (archive)
- self-cancels
- 2009-10-21 18:22Z
- authority
- VAFB OP W1327 061706Z OCT 09.
- sea
- North Pacific Ocean
- position
- 9.546, -126.311
- source
- nga_json · first seen 2026-08-17 13:38Z
Original warning text
1. HAZARDOUS OPERATIONS 1542Z TO 1722Z DAILY 18 THRU 21 OCT
IN AREAS BOUND BY:
A. 34-26N 120-36W, 34-27N 120-40W,
34-38N 120-38W, 34-38N 120-33W.
B. 06-56N 127-20W, 12-11N 126-16W,
12-00N 125-19W, 06-45N 126-24W.
2. CANCEL THIS MSG 211822Z OCT.
Activity windows · 4 in this warning
| opens (UTC) | closes (UTC) | local | length |
|---|---|---|---|
| 2009-10-18 15:42Z | 2009-10-18 17:22Z | — | 1 h 40 |
| 2009-10-19 15:42Z | 2009-10-19 17:22Z | — | 1 h 40 |
| 2009-10-20 15:42Z | 2009-10-20 17:22Z | — | 1 h 40 |
| 2009-10-21 15:42Z | 2009-10-21 17:22Z | — | 1 h 40 |
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
23 within 180 nm since 2001 · 0 in the last 12 months · 0 in force now
01
05
10
15
20
22
- Hazardous operations: a. 100855Z to 101034Z nov, alternate 0855Z to 1034Z daily 11 and 12 nov in area bound…2022-11-05
- Hazardous operations: a. 010855Z to 011034Z nov, alternate 020855Z to 021034Z nov in area bound by 34-43.00N…2022-10-29
- Hazardous operations: a. 010855Z to 011034Z nov, alternate 020855Z to 021034Z nov in area bound by 34-43.00N…2022-10-27
- Hazardous operations2016-11-06
- Hazardous operations2016-11-01
- Hazardous operations2016-09-16
Season · when military exercises happen here
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A
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month of issue, all years in the archive
Timeline
- Cancel NAVAREA XII 480/09 and this msg, operations completedcancelled by · 2009-10-20
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.