Exercises
Hazardous operations are scheduled from 17 to 18 September in waters near the Northern Mariana Islands, and the warning cancels on 18 September.
North Pacific · Philippine Sea · Northern Mariana Islands · HYDROPAC 2659/26
- issued
- 2026-09-15 05:48Z
- status
- cancelled 2026-09-16 15:45Z (dropped from inforce)
- self-cancels
- 2026-09-18 14:00Z
- sea
- North Pacific Ocean
- position
- 15.859, 146.784
- source
- nga_inforce · first seen 2026-09-16 16:47Z
Original warning text
NORTH PACIFIC. PHILIPPINE SEA. NORTHERN MARIANA ISLANDS. 1. HAZARDOUS OPERATIONS 172200Z TO 181300Z SEP IN AREA BOUND BY 17-00.00N 145-04.98E, 17-00.00N 147-00.00E, 16-09.47N 148-09.77E, 14-45.00N 148-00.00E, 14-16.00N 146-25.00E, 15-25.00N 146-25.00E, 15-40.37N 146-12.03E, 15-43.60N 145-27.77E. 2. CANCEL THIS MSG 181400Z SEP 26.
Activity windows · 1 in this warning
| opens (UTC) | closes (UTC) | local | length |
|---|---|---|---|
| 2026-09-17 22:00Z | 2026-09-18 13:00Z | — | 15 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
1412 within 180 nm since 2002 · 33 in the last 12 months · 1 in force now
02
05
10
15
20
25
26
- Hazardous operations2026-09-15
- Hazardous operations 131400Z to 140600Z sep in area bound by 13-14.00N 145-00.00E, 13-14.00N 146-32.00E,…2026-09-09
- Hazardous operations 142230Z to 150600Z, 2200Z to 0600Z daily 15 and 16 sep in area bound by 13-32.00N…2026-09-09
- Hazardous operations 140600Z to 141300Z, 0100Z to 1300Z daily 15 thru 17 sep in area within three miles of…2026-09-09
- Hazardous operations2026-09-06
- Hazardous operations 2200Z to 1359Z daily 11 and 12 sep in area bound by 17-00.00N 145-04.98E, 17-00.00N…2026-09-06
Season · when military exercises happen here
J
F
M
A
M
J
J
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month of issue, all years in the archive
Nearby now · within 120 nm
- Hazardous operationsExercises · 0 nm
Worldwide now
26 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.