Exercises
Hazardous operations 171430Z to 172330Z apr, alternate 1430Z to 2330Z daily 18 thru 21 apr in area within 33…
Eastern North Pacific · California · NAVAREA XII 205/23
- issued
- 2023-04-12 08:39Z
- status
- cancelled 2023-04-18 21:48Z (archive)
- self-cancels
- 2023-04-22 00:30Z
- authority
- SEA RANGE OTC 0/23 101838Z APR 23.
- sea
- North Pacific Ocean
- position
- 33.250, -120.217 · r 33.0 nm
- source
- nga_json · first seen 2026-08-17 13:38Z
Original warning text
EASTERN NORTH PACIFIC. CALIFORNIA. 1. HAZARDOUS OPERATIONS 171430Z TO 172330Z APR, ALTERNATE 1430Z TO 2330Z DAILY 18 THRU 21 APR IN AREA WITHIN 33 MILES OF 33-15.00N 120-13.00W. 2. CANCEL THIS MSG 220030Z APR 23.
Activity windows · 5 in this warning
| opens (UTC) | closes (UTC) | local | length |
|---|---|---|---|
| 2023-04-17 14:30Z | 2023-04-17 23:30Z | — | 9 h |
| 2023-04-18 14:30Z | 2023-04-18 23:30Z | — | 9 h |
| 2023-04-19 14:30Z | 2023-04-19 23:30Z | — | 9 h |
| 2023-04-20 14:30Z | 2023-04-20 23:30Z | — | 9 h |
| 2023-04-21 14:30Z | 2023-04-21 23:30Z | — | 9 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
1124 within 180 nm since 1999 · 5 in the last 12 months · 5 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 191500Z to 202300Z aug in area within two miles of 32-35.87N 117-10.87W2026-08-12
- Hazardous operations 010800Z aug to 010800Z sep in area bound by 32-55.00N 118-25.00W, 32-55.00N 118-15.00W,…2026-07-23
- 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 010800Z aug to 010800Z sep in area bound by 32-33.00N 118-25.00W, 32-35.00N 118-16.00W,…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
Season · when military exercises happen here
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month of issue, all years in the archive
Timeline
- Cancel NAVAREA XII 205/23 and this msg, operations completedcancelled by · 2023-04-18
Nearby now · within 120 nm
- Hazardous operations 181700Z to 190001Z aug, alternate 1700Z to 0100Z daily, 20 thru 21 aug in area bound by…Exercises · 48 nm
- Hazardous operations 010800Z aug to 010800Z sep in area bound by 32-52.70N 119-11.96W, 33-08.06N 118-52.09W,…Exercises · 72.1 nm
- Hazardous operations 010800Z aug to 010800Z sep in area bound by 32-55.00N 118-25.00W, 32-55.00N 118-15.00W,…Exercises · 96 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.