Exercises
Hazardous operations: a. 1443Z to 1827Z daily 15 thru 19 jan in area bound by 34-40.00N 120-40.00W,…
Eastern North Pacific · California · NAVAREA XII 16/23
- issued
- 2023-01-12 04:30Z
- status
- cancelled 2023-01-13 22:59Z (archive)
- self-cancels
- 2023-01-19 19:28Z
- cancels
- NAVAREA XII 5/23
- authority
- WESTERN RANGE 0/23 120101Z JAN 23.
- sea
- North Pacific Ocean
- position
- 33.877, -120.109
- source
- nga_json · first seen 2026-08-17 13:38Z
Original warning text
EASTERN NORTH PACIFIC.
CALIFORNIA.
1. HAZARDOUS OPERATIONS:
A. 1443Z TO 1827Z DAILY 15 THRU 19 JAN
IN AREA BOUND BY
34-40.00N 120-40.00W, 34-40.00N 120-17.00W,
34-27.00N 120-17.00W, 34-08.00N 120-05.00W,
32-40.00N 119-25.00W, 32-40.00N 119-31.00W,
33-18.00N 119-52.00W, 33-55.00N 120-17.00W,
34-22.00N 120-34.00W, 34-33.00N 120-38.00W.
B. 1443Z TO 1828Z DAILY 15 THRU 19 JAN
30-11.00N 118-18.00W, 30-11.00N 117-56.00W,
29-47.00N 117-39.00W, 28-33.00N 117-14.00W,
28-33.00N 117-32.00W, 29-33.00N 118-17.00W.
2. CANCEL NAVAREA XII 5/23.
3. CANCEL THIS MSG 191928Z JAN 23.
Activity windows · 10 in this warning
| opens (UTC) | closes (UTC) | local | length |
|---|---|---|---|
| 2023-01-15 14:43Z | 2023-01-15 18:27Z | — | 3 h 44 |
| 2023-01-15 14:43Z | 2023-01-15 18:28Z | — | 3 h 45 |
| 2023-01-16 14:43Z | 2023-01-16 18:27Z | — | 3 h 44 |
| 2023-01-16 14:43Z | 2023-01-16 18:28Z | — | 3 h 45 |
| 2023-01-17 14:43Z | 2023-01-17 18:27Z | — | 3 h 44 |
| 2023-01-17 14:43Z | 2023-01-17 18:28Z | — | 3 h 45 |
| 2023-01-18 14:43Z | 2023-01-18 18:27Z | — | 3 h 44 |
| 2023-01-18 14:43Z | 2023-01-18 18:28Z | — | 3 h 45 |
| … 2 more | |||
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
1111 within 180 nm since 1999 · 5 in the last 12 months · 5 in force now
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00
05
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15
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25
26
- 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
J
F
M
A
M
J
J
A
S
O
N
D
month of issue, all years in the archive
Timeline
- Hazardous operations: a. 0254Z to 0638Z daily 10 thru 13 jan in area bound by 34-40.00N 120-40.00W, 34-40N…cancels · 2023-01-04
- Hazardous operations: a. 0254Z to 0638Z daily 10 thru 13 jan in area bound by 34-40.00N 120-40.00W, 34-40N…replaced · 2023-01-04
- Hazardous operations: a. 1333Z to 1746Z daily 18 thru 24 jan in area bound by 34-08.00N 120-05.00W,…cancelled by · 2023-01-13
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 · 32.2 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 · 87.5 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 · 108.4 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.