Exercises
Hazardous operations 281830Z to 290200Z and 291300Z to 300130Z jun, alternate 301300Z jun to 010130Z jul in…
Eastern North Pacific · California · NAVAREA XII 254/18
- issued
- 2018-06-26 16:13Z
- status
- cancelled 2018-07-01 02:30Z (archive)
- self-cancels
- 2018-07-01 02:30Z
- authority
- SEA RANGE OTC 261557Z JUN 18.
- sea
- North Pacific Ocean
- position
- 33.714, -119.421
- source
- nga_json · first seen 2026-08-17 13:38Z
Original warning text
EASTERN NORTH PACIFIC. CALIFORNIA. 1. HAZARDOUS OPERATIONS 281830Z TO 290200Z AND 291300Z TO 300130Z JUN, ALTERNATE 301300Z JUN TO 010130Z JUL IN AREA BOUND BY 33-56N 119-37W, 33-56N 119-12W, 33-31N 119-09W, 33-31N 119-43W. 2. CANCEL THIS MSG 010230Z JUL 18.
Activity windows · 3 in this warning
| opens (UTC) | closes (UTC) | local | length |
|---|---|---|---|
| 2018-06-28 18:30Z | 2018-06-29 02:00Z | — | 7 h 30 |
| 2018-06-29 13:00Z | 2018-06-30 01:30Z | — | 12 h 30 |
| 2018-06-30 13:00Z | 2018-07-01 01:30Z | — | 12 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
1084 within 180 nm since 1999 · 8 in the last 12 months · 5 in force now
99
00
05
10
15
20
25
26
- 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 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
Season · when military exercises happen here
J
F
M
A
M
J
J
A
S
O
N
D
month of issue, all years in the archive
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 · 4 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 · 58.7 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 · 76.3 nm
- Hazardous operations 010800Z aug to 010800Z sep in area bound by 32-33.00N 118-25.00W, 32-35.00N 118-16.00W,…Exercises · 112.2 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.