Exercises

Hazardous operations will occur near Guam on September 9 from 1000 to 1359 and 1400 to 1800 UTC within a defined area.

North Pacific · Guam · HYDROPAC 2536/26

issued
2026-09-04 04:11Z
status
in force
self-cancels
2026-09-09 19:00Z
sea
North Pacific Ocean
position
12.006, 145.674
nearest port
Saipan · 193 nm
source
nga_inforce · first seen 2026-09-08 18:32Z

Original warning text

NORTH PACIFIC.
GUAM.
1. HAZARDOUS OPERATIONS 091000Z TO 091359Z
   AND 091400Z TO 091800Z SEP
   IN AREA BOUND BY
   12-50.00N 145-00.00E, 12-50.00N 145-10.00E,
   11-32.00N 146-50.33E, 11-32.00N 145-11.00E.
2. CANCEL THIS MSG 091900Z SEP 26.

Activity windows · 2 in this warning

opens (UTC)closes (UTC)locallength
2026-09-09 10:00Z2026-09-09 13:59Z3 h 59
2026-09-09 14:00Z2026-09-09 18:00Z4 h

Parsed from the warning text; outside these windows the area is normally not active, but the warning stays in force until cancelled.

Conditions at the position · now

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MET Norway · NOAA WaveWatch III · HYCOM · GEBCO 2020 · model data at the centroid, not an observation

This area · military exercises

952 within 180 nm since 2002 · 40 in the last 12 months · 6 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

Worldwide now

31 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.