Exercises

Hazardous operations are scheduled near Guam on September 5-6, with UTC times 03:30-07:00 and 01:00-08:00, canceling a previous warning.

North Pacific · Guam · HYDROPAC 2508/26

issued
2026-09-02 00:27Z
status
cancelled 2026-09-02 12:00Z (dropped from inforce)
self-cancels
2026-09-06 09:00Z
cancels
HYDROPAC 2486/26
sea
North Pacific Ocean
position
11.767, 144.021
source
nga_inforce · first seen 2026-09-02 14:02Z

Original warning text

NORTH PACIFIC.
GUAM.
1. HAZARDOUS OPERATIONS 050330Z TO 050700Z
   AND 060100Z TO 060800Z SEP IN AREA BOUND BY
   13-10.00N 144-30.00E, 13-10.00N 144-41.98E,
   12-49.98N 144-45.00E, 11-00.00N 144-45.00E,
   11-00.00N 143-00.00E, 11-45.00N 143-00.00E,
   12-49.98N 144-30.00E.
2. CANCEL HYDROPAC 2486/26.
3. CANCEL THIS MSG 060900Z SEP 26.

Activity windows · 2 in this warning

opens (UTC)closes (UTC)locallength
2026-09-05 03:30Z2026-09-05 07:00Z3 h 30
2026-09-06 01:00Z2026-09-06 08:00Z7 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

937 within 180 nm since 2002 · 29 in the last 12 months · 5 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

Timeline

Nearby now · within 120 nm

Worldwide now

46 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.