Exercises

Hazardous operations 220300Z to 220900Z, 230900Z to 231100Z, 240400Z to 240600Z, and 250130Z to 250800Z jun…

Western North Pacific · Guam · HYDROPAC 1823/21

issued
2021-06-21 06:45Z
status
cancelled 2021-06-25 09:00Z (archive)
self-cancels
2021-06-25 09:00Z
authority
COMCOGARD SECTOR GUAM 237/21 210603Z JUN 21.
sea
North Pacific Ocean
position
11.415, 145.947
source
nga_json · first seen 2026-08-17 13:38Z

Original warning text

WESTERN NORTH PACIFIC.
GUAM.
DNC 12.
1. HAZARDOUS OPERATIONS 220300Z TO 220900Z,
   230900Z TO 231100Z, 240400Z TO 240600Z, AND
   250130Z TO 250800Z JUN IN AREA BOUND BY
   12-50N 145-10E, 11-25N 147-00E,
   10-30N 147-00E, 10-30N 145-20E,
   12-50N 145-00E.
2. CANCEL THIS MSG 250900Z JUN 21.

Activity windows · 4 in this warning

opens (UTC)closes (UTC)locallength
2021-06-22 03:00Z2021-06-22 09:00Z6 h
2021-06-23 09:00Z2021-06-23 11:00Z2 h
2021-06-24 04:00Z2021-06-24 06:00Z2 h
2021-06-25 01:30Z2021-06-25 08:00Z6 h 30

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

906 within 180 nm since 2002 · 3 in the last 12 months · 1 in force now

02
05
10
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

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.