Exercises
Hazardous operations 070645Z to 071402Z feb, alternate 0645Z to 1402Z daily 08 and 09 feb in areas bound by:…
Eastern North Pacific · California · NAVAREA XII 58/18
- issued
- 2018-02-02 08:55Z
- status
- cancelled 2018-02-05 19:32Z (archive)
- self-cancels
- 2018-02-09 15:02Z
- authority
- WESTERN RANGE 232038Z JAN 18.
- sea
- North Pacific Ocean
- position
- 34.592, -123.258
- source
- nga_json · first seen 2026-08-17 13:38Z
Original warning text
EASTERN NORTH PACIFIC.
CALIFORNIA.
1. HAZARDOUS OPERATIONS 070645Z TO 071402Z FEB,
ALTERNATE 0645Z TO 1402Z DAILY 08 AND 09 FEB
IN AREAS BOUND BY:
A. 34-15N 124-33W, 34-37N 124-37W,
34-56N 121-57W, 34-34N 121-54W.
B. 32-20N 136-58W, 32-38N 137-03W,
33-49N 136-12W, 32-31N 136-06W.
2. CANCEL THIS MSG 091502Z FEB 18.
Activity windows · 1 in this warning
| opens (UTC) | closes (UTC) | local | length |
|---|---|---|---|
| 2018-02-07 06:45Z | 2018-02-07 14:02Z | — | 7 h 17 |
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
588 within 180 nm since 1999 · 3 in the last 12 months · 0 in force now
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26
- Hazardous operations 251400Z to 252000Z aug, alternate 261400Z to 262000Z aug in area within 56 miles of…2026-08-20
- Hazardous operations 221200Z to 230100Z aug, alternate 1230Z to 0100Z daily 23 and 24 aug in area bound by:…2026-08-17
- Hazardous operations 190900Z to 192100Z aug, alternate 0900Z to 2100Z daily 20 and 21 aug in areas bound by:…2026-08-17
- 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
Season · when military exercises happen here
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month of issue, all years in the archive
Timeline
- Cancel NAVAREA XII 58/18 and this msg, operations postponedcancelled by · 2018-02-05
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.