Exercises

Hazardous operations 272000Z to 280330Z mar in area bound by 12-00N 146-00E, 14-45N 151-30E, 13-00N 152-00E

Western North Pacific · HYDROPAC 1186/18

issued
2018-03-27 07:13Z
status
cancelled 2018-03-28 04:30Z (archive)
self-cancels
2018-03-28 04:30Z
authority
COMCOGARD SECTOR GUAM 199/18 270628Z MAR 18.
sea
North Pacific Ocean
position
13.250, 149.833
source
nga_json · first seen 2026-08-17 13:38Z

Original warning text

WESTERN NORTH PACIFIC.
DNC 12.
1. HAZARDOUS OPERATIONS 272000Z TO 280330Z MAR
   IN AREA BOUND BY
   12-00N 146-00E, 14-45N 151-30E,
   13-00N 152-00E.
2. CANCEL THIS MSG 280430Z MAR 18.

Activity windows · 1 in this warning

opens (UTC)closes (UTC)locallength
2018-03-27 20:00Z2018-03-28 03:30Z7 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

11 within 180 nm since 2002 · 0 in the last 12 months · 0 in force now

02
05
10
15
18

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.