Exercises · Exercises
Hazardous operations
North Pacific, Marianas · NAVAREA XI 380/26
- issued
- 2026-08-22 12:00Z
- status
- in force
- self-cancels
- 2026-08-27 07:00Z
- authority
- Japan Coast Guard (JHOD)
- sea
- North Pacific Ocean
- position
- 14.955, 147.152
- nearest port
- Saipan · 84 nm
- source
- jhod · first seen 2026-08-22 12:06Z
Original warning text
NORTH PACIFIC, MARIANAS. HAZARDOUS OPERATIONS. 270200Z TO 270600Z AUG. AREA BOUNDED BY 15-25N 146-25E 15-25N 148-04E 14-45N 148-00E 14-16N 146-25E. CANCEL THIS MSG 270700Z AUG.
Activity windows · 1 in this warning
| opens (UTC) | closes (UTC) | local | length |
|---|---|---|---|
| 2026-08-27 02:00Z | 2026-08-27 06:00Z | — | 4 h |
Parsed from the warning text; outside these windows the area is normally not active, but the warning stays in force until cancelled.
Conditions at the position · now
loading…
MET Norway · NOAA WaveWatch III · HYCOM · GEBCO 2020 · model data at the centroid, not an observation
This area · military exercises
1449 within 180 nm since 2002 · 11 in the last 12 months · 2 in force now
02
05
10
15
20
25
26
- Hazardous operations 0100Z to 1300Z daily 24 thru 27 aug in areas within three miles of: a. 13-27.00N…2026-08-20
- Hazardous operations 0100Z to 1300Z daily 25 thru 27 aug in areas within three miles of: a. 13-27.00N…2026-08-19
- Hazardous operations 0100Z to 1300Z daily 18 thru 20 aug in areas within three miles of: a. 13-27.00N…2026-08-12
- Hazardous operations 0100Z to 1300Z daily 21 thru 23 apr in areas within three miles of: a. 13-27.00N…2026-04-17
- Hazardous operations 172200Z to 181200Z apr in area bound by 13-30.00N 145-09.00E, 13-30.00N 145-30.00E,…2026-04-17
- Hazardous operations 121400Z to 181359Z apr in area bound by 17-00.00N 145-04.98E, 17-00.00N 146-27.65E,…2026-04-08
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
- Due to tropical storm, the following ports are closed, until further noticeOther · 85.1 nm
- Hazardous operations, space debrisMissiles · 93.5 nm
Worldwide now
36 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.