Exercises

Hazardous operations 2300Z to 0800Z daily 08 to 16 feb in area within 25 miles of 31-14.2N 144-26.8E

Western North Pacific · HYDROPAC 316/22

issued
2022-02-04 14:21Z
status
cancelled 2022-02-17 09:00Z (archive)
self-cancels
2022-02-17 09:00Z
authority
NAVAREA XI 47/22 041207Z FEB 22.
sea
North Pacific Ocean
position
31.237, 144.447 · r 25.0 nm
source
nga_json · first seen 2026-08-17 13:38Z

Original warning text

WESTERN NORTH PACIFIC.
DNC 12.
1. HAZARDOUS OPERATIONS 2300Z TO 0800Z DAILY
   08 TO 16 FEB IN AREA WITHIN 25 MILES OF
   31-14.2N 144-26.8E.
2. CANCEL THIS MSG 170900Z FEB 22.

Activity windows · 9 in this warning

opens (UTC)closes (UTC)locallength
2022-02-08 23:00Z2022-02-09 08:00Z9 h
2022-02-09 23:00Z2022-02-10 08:00Z9 h
2022-02-10 23:00Z2022-02-11 08:00Z9 h
2022-02-11 23:00Z2022-02-12 08:00Z9 h
2022-02-12 23:00Z2022-02-13 08:00Z9 h
2022-02-13 23:00Z2022-02-14 08:00Z9 h
2022-02-14 23:00Z2022-02-15 08:00Z9 h
2022-02-15 23:00Z2022-02-16 08:00Z9 h
1 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

131 within 180 nm since 2006 · 0 in the last 12 months · 0 in force now

06
10
15
20
24

Season · when military exercises happen here

J
F
M
A
M
J
J
A
S
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month of issue, all years in the archive

Nearby now · 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.