Exercises
Hazardous operations: a. 280001Z to 280421Z oct, alternate 282338Z to 290359Z, 292316Z to 300337Z, 302255Z…
North Pacific · California · NAVAREA XII 791/22
- issued
- 2022-10-21 18:53Z
- status
- cancelled 2022-10-28 01:33Z (archive)
- self-cancels
- 2022-11-01 03:55Z
- authority
- WESTERN RANGE 0/22 211731Z OCT 22.
- sea
- North Pacific Ocean
- position
- 44.462, -161.719
- source
- nga_json · first seen 2026-08-17 13:38Z
Original warning text
NORTH PACIFIC. CALIFORNIA. 1. HAZARDOUS OPERATIONS: A. 280001Z TO 280421Z OCT, ALTERNATE 282338Z TO 290359Z, 292316Z TO 300337Z, 302255Z TO 310315Z, 312233Z OCT TO 010254Z NOV IN AREA BOUND BY 34-40.00N 120-25.00W, 34-40.00N 120-39.00W, 34-34.00N 120-39.00W, 33-51.00N 120-01.00W, 33-55.00N 119-50.00W. B. 280001Z TO 280422Z OCT, ALTERNATE 282338Z TO 290400Z, 292316Z TO 300338Z, 302255Z TO 310316Z, 312233Z OCT TO 010255Z NOV IN AREA BOUND BY 30-24.00N 116-52.00W, 30-09.00N 117-22.00W, 29-13.00N 116-32.00W, 29-24.00N 116-13.00W. C. 280152Z TO 280527Z OCT, ALTERNATE 290130Z TO 290505Z, 290108Z TO 290443Z, 300047Z TO 300421Z, 310025Z TO 310400Z OCT IN AREA BOUND BY 50-39.00N 173-01.00W, 49-05.00N 174-35.00W, 38-35.00N 151-24.00W, 40-09.00N 150-06.00W. 2. CANCEL THIS MSG 010355Z NOV 22.
Activity windows · 15 in this warning
| opens (UTC) | closes (UTC) | local | length |
|---|---|---|---|
| 2022-10-28 00:01Z | 2022-10-28 04:21Z | — | 4 h 20 |
| 2022-10-28 00:01Z | 2022-10-28 04:22Z | — | 4 h 21 |
| 2022-10-28 01:52Z | 2022-10-28 05:27Z | — | 3 h 35 |
| 2022-10-28 23:38Z | 2022-10-29 03:59Z | — | 4 h 21 |
| 2022-10-28 23:38Z | 2022-10-29 04:00Z | — | 4 h 22 |
| 2022-10-29 01:08Z | 2022-10-29 04:43Z | — | 3 h 35 |
| 2022-10-29 01:30Z | 2022-10-29 05:05Z | — | 3 h 35 |
| 2022-10-29 23:16Z | 2022-10-30 03:37Z | — | 4 h 21 |
| … 7 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
5 within 180 nm since 2015 · 0 in the last 12 months · 0 in force now
15
20
22
- Hazardous operations 1017Z to 1450Z daily 18 thru 20 dec in area bound by 49-00N 179-00W, 51-38N 175-30W,…2021-12-16
- Hazardous operations 1023Z to 1512Z daily 17 and 18 dec in area bound by 49-00N 179-00W, 51-38N 175-30W,…2021-12-12
- Gunnery exercises 151800Z to 152000Z jul within 20000 yards of 46-11N 159-56W2015-07-14
- Gunnery exercises 151800Z to 152000Z jul within five miles of 46-11N 159-56W2015-07-12
Season · when military exercises happen here
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F
M
A
M
J
J
A
S
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month of issue, all years in the archive
Timeline
- Cancel NAVAREA XII 791/22 and this msg, operations completedcancelled by · 2022-10-28
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.