Exercises
Hazardous operations 161900Z to 170200Z jul, alternate 171900Z to 180200Z and 201900Z to 210200Z jul in area…
Eastern North Pacific · California · NAVAREA XII 273/18
- issued
- 2018-07-12 02:19Z
- status
- cancelled 2018-07-21 03:00Z (archive)
- self-cancels
- 2018-07-21 03:00Z
- authority
- SEA RANGE OTC 102052Z JUL 18.
- sea
- North Pacific Ocean
- position
- 33.833, -122.914
- source
- nga_json · first seen 2026-08-17 13:38Z
Original warning text
EASTERN NORTH PACIFIC. CALIFORNIA. 1. HAZARDOUS OPERATIONS 161900Z TO 170200Z JUL, ALTERNATE 171900Z TO 180200Z AND 201900Z TO 210200Z JUL IN AREA BOUND BY 33-06N 120-35W, 31-59N 121-47W, 32-44N 123-27W, 33-35N 124-35W, 34-46N 125-08W, 35-32N 124-18W, 35-17N 122-51W, 34-24N 121-40W. 2. CANCEL THIS MSG 210300Z JUL 18.
Activity windows · 3 in this warning
| opens (UTC) | closes (UTC) | local | length |
|---|---|---|---|
| 2018-07-16 19:00Z | 2018-07-17 02:00Z | — | 7 h |
| 2018-07-17 19:00Z | 2018-07-18 02:00Z | — | 7 h |
| 2018-07-20 19:00Z | 2018-07-21 02:00Z | — | 7 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
820 within 180 nm since 1999 · 5 in the last 12 months · 1 in force now
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- Hazardous operations 251300Z to 252100Z aug, alternate 261300Z to 262100Z aug in area bound by 33-37.00N…2026-08-20
- 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 181700Z to 190001Z aug, alternate 1700Z to 0100Z daily, 20 thru 21 aug in area bound by…2026-08-13
- 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
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.