Exercises

Hazardous operations 2300Z to 1355Z daily 14 thru 17 aug in areas within three miles of a. 13-26.00N…

Philippine Sea · Western North Pacific · Northern Mariana Islands · HYDROPAC 2600/23

issued
2023-08-12 02:27Z
status
cancelled 2023-08-12 02:56Z (archive)
self-cancels
2023-08-18 14:55Z
authority
NAVAREA XI 271/23 120201Z AUG 23.
sea
North Pacific Ocean
position
13.567, 145.100
source
nga_json · first seen 2026-08-17 13:38Z

Original warning text

PHILIPPINE SEA.
WESTERN NORTH PACIFIC.
NORTHERN MARIANA ISLANDS.
DNC 12.
1. HAZARDOUS OPERATIONS 2300Z TO 1355Z
   DAILY 14 THRU 17 AUG IN AREAS WITHIN
   THREE MILES OF
   A. 13-26.00N 145-36.00E.
   B. 13-42.00N 144-36.00E.
2. CANCEL THIS MSG 181455Z AUG 23.

Activity windows · 4 in this warning

opens (UTC)closes (UTC)locallength
2023-08-14 23:00Z2023-08-15 13:55Z14 h 55
2023-08-15 23:00Z2023-08-16 13:55Z14 h 55
2023-08-16 23:00Z2023-08-17 13:55Z14 h 55
2023-08-17 23:00Z2023-08-18 13:55Z14 h 55

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

1963 within 180 nm since 2002 · 1 in the last 12 months · 1 in force now

02
05
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20
25
26

Season · when military exercises happen here

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F
M
A
M
J
J
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S
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month of issue, all years in the archive

Timeline

Nearby now · 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.