Exercises

Gunnery exercises 142300Z to 150900Z sep, alternate 152300Z to 160900Z sep and 2200Z to 1000Z daily 18 thru…

Western North Pacific · HYDROPAC 2635/20

issued
2020-09-10 12:44Z
status
cancelled 2020-09-22 11:00Z (archive)
self-cancels
2020-09-22 11:00Z
authority
NAVAREA XI 337/20 101222Z SEP 20.
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. GUNNERY EXERCISES 142300Z TO 150900Z SEP,
   ALTERNATE 152300Z TO 160900Z SEP AND
   2200Z TO 1000Z DAILY 18 THRU 21 SEP
   IN AREA WITHIN 25 MILES OF
   31-14-14N 144-26-48E.
2. CANCEL THIS MSG 221100Z SEP 20.

Activity windows · 6 in this warning

opens (UTC)closes (UTC)locallength
2020-09-14 23:00Z2020-09-15 09:00Z—10 h
2020-09-15 23:00Z2020-09-16 09:00Z—10 h
2020-09-18 22:00Z2020-09-19 10:00Z—12 h
2020-09-19 22:00Z2020-09-20 10:00Z—12 h
2020-09-20 22:00Z2020-09-21 10:00Z—12 h
2020-09-21 22:00Z2020-09-22 10:00Z—12 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

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
O
N
D

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.