Exercises
Hazardous operations 081500Z to 081830Z feb, alternate 091500Z to 091830Z feb in area bound by 34-37.13N…
Eastern North Pacific · California · NAVAREA XII 48/23
- issued
- 2023-02-02 16:50Z
- status
- cancelled 2023-02-09 16:03Z (archive)
- self-cancels
- 2023-02-09 19:30Z
- authority
- SEA RANGE OTC 0/23 021602Z FEB 23.
- sea
- North Pacific Ocean
- position
- 34.355, -121.734
- source
- nga_json · first seen 2026-08-17 13:38Z
Original warning text
EASTERN NORTH PACIFIC. CALIFORNIA. 1. HAZARDOUS OPERATIONS 081500Z TO 081830Z FEB, ALTERNATE 091500Z TO 091830Z FEB IN AREA BOUND BY 34-37.13N 121-23.67W, 34-24.22N 121-16.47W, 34-03.38N 121-59.73W, 34-22.68N 122-10.30W. 2. CANCEL THIS MSG 091930Z FEB 23.
Activity windows · 2 in this warning
| opens (UTC) | closes (UTC) | local | length |
|---|---|---|---|
| 2023-02-08 15:00Z | 2023-02-08 18:30Z | — | 3 h 30 |
| 2023-02-09 15:00Z | 2023-02-09 18:30Z | — | 3 h 30 |
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
969 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 48/23 and this msg, operations completedcancelled by · 2023-02-09
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.