Exercises

Gunnery exercises 0001Z to 0800Z daily 27 thru 28 aug in area within five miles of 45-32.0N 141-18.5E

Sea of Japan · Japan · HYDROPAC 2457/20

issued
2020-08-22 09:29Z
status
cancelled 2020-08-28 09:00Z (archive)
self-cancels
2020-08-28 09:00Z
authority
NAVAREA XIII 88/20 220925Z AUG 20.
sea
Japan Sea
position
45.533, 141.308 · r 5.0 nm
source
nga_json · first seen 2026-08-17 13:38Z

Original warning text

SEA OF JAPAN.
JAPAN.
DNC 24.
1. GUNNERY EXERCISES 0001Z TO 0800Z DAILY
   27 THRU 28 AUG IN AREA WITHIN FIVE MILES OF
   45-32.0N 141-18.5E.
2. CANCEL THIS MSG 280900Z AUG 20.

Activity windows · 2 in this warning

opens (UTC)closes (UTC)locallength
2020-08-27 00:01Z2020-08-27 08:00Z7 h 59
2020-08-28 00:01Z2020-08-28 08:00Z7 h 59

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

43 within 180 nm since 2012 · 1 in the last 12 months · 1 in force now

12
15
20
25
26

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.