Exercises

Gunnery exercises 2300Z to 1100Z commencing daily 10 thru 14 dec in area bounded by 37-44-55N 124-05-10E,…

Yellow Sea · HYDROPAC 4301/17

issued
2017-12-08 11:37Z
status
cancelled 2017-12-15 12:00Z (archive)
self-cancels
2017-12-15 12:00Z
authority
NAVAREA XI 798/17 081134Z DEC 17.
sea
Yellow Sea
position
37.626, 124.349
source
nga_json · first seen 2026-08-17 13:38Z

Original warning text

YELLOW SEA.
DNC 23.
1. GUNNERY EXERCISES 2300Z TO 1100Z COMMENCING DAILY
   10 THRU 14 DEC IN AREA BOUNDED BY
   37-44-55N 124-05-10E, 37-44-55N 124-36-40E,
   37-30-10N 124-36-40E, 37-30-14N 124-05-10E.
2. CANCEL THIS MSG 151200Z DEC 17.

Activity windows · 5 in this warning

opens (UTC)closes (UTC)locallength
2017-12-10 23:00Z2017-12-11 11:00Z12 h
2017-12-11 23:00Z2017-12-12 11:00Z12 h
2017-12-12 23:00Z2017-12-13 11:00Z12 h
2017-12-13 23:00Z2017-12-14 11:00Z12 h
2017-12-14 23:00Z2017-12-15 11:00Z12 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

1356 within 180 nm since 2000 · 0 in the last 12 months · 0 in force now

00
05
10
15
20
21

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

Nothing else in force 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.