Exercises
Hazardous operations 170430Z to 170630Z jan, alternate 180430Z to 180630Z jan in area bound by 34-39.03N…
Eastern North Pacific · California · NAVAREA XII 12/24
- issued
- 2024-01-12 20:09Z
- status
- cancelled 2024-01-18 07:30Z (archive)
- self-cancels
- 2024-01-18 07:30Z
- authority
- SEA RANGE OTC 0/24 122001Z JAN 24.
- sea
- North Pacific Ocean
- position
- 34.341, -121.736
- source
- nga_json · first seen 2026-08-17 13:38Z
Original warning text
EASTERN NORTH PACIFIC. CALIFORNIA. 1. HAZARDOUS OPERATIONS 170430Z TO 170630Z JAN, ALTERNATE 180430Z TO 180630Z JAN IN AREA BOUND BY 34-39.03N 121-18.59W, 34-17.18N 121-10.58W, 34-02.25N 122-09.94W, 34-23.03N 122-18.28W. 2. CANCEL THIS MSG 180730Z JAN 24.
Activity windows · 2 in this warning
| opens (UTC) | closes (UTC) | local | length |
|---|---|---|---|
| 2024-01-17 04:30Z | 2024-01-17 06:30Z | — | 2 h |
| 2024-01-18 04:30Z | 2024-01-18 06:30Z | — | 2 h |
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
970 within 180 nm since 1999 · 2 in the last 12 months · 2 in force now
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- Hazardous operations 181700Z to 190001Z aug, alternate 1700Z to 0100Z daily, 20 thru 21 aug in area bound by…2026-08-13
- Hazardous operations 010800Z aug to 010800Z sep in area bound by 32-52.70N 119-11.96W, 33-08.06N 118-52.09W,…2026-07-23
- Hazardous operations 151900Z to 160000Z may in area bound by 34-39.47N 121-13.08W, 34-23.43N 121-02.07W,…2024-05-09
- Hazardous operations 091900Z to 092200Z may in area bound by 33-53.45N 120-27.05W, 33-43.15N 119-46.30W,…2024-05-04
- Hazardous operations 081630Z to 082230Z may in area bound by 33-49.71N 119-32.29W, 33-22.68N 119-09.16W,…2024-05-03
- Hazardous operations 082000Z to 090130Z may in area bound by 34-39.78N 121-13.13W, 34-23.72N 121-02.12W,…2024-05-03
Season · when military exercises happen here
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month of issue, all years in the archive
Timeline
- Cancel NAVAREA XII 12/24 and this msg, operations completedcancelled by · 2024-01-18
Nearby now · 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.