Exercises

Hazardous operations 2315Z to 0945Z daily 19 thru 24 mar in areas bound by: a. 16-09.28N 148-09.46E,…

Philippine Sea · Western North Pacific · Northern Mariana Islands · HYDROPAC 909/23

issued
2023-03-19 08:30Z
status
cancelled 2023-03-24 10:45Z (archive)
self-cancels
2023-03-24 10:45Z
authority
COMCOGARD FORCES MICRONESIA SECTOR GUAM 102/23 190800Z MAR 23.
sea
North Pacific Ocean
position
15.860, 146.780
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 2315Z TO 0945Z DAILY
   19 THRU 24 MAR IN AREAS BOUND BY:
   A. 16-09.28N 148-09.46E, 17-00.00N 147-00.00E,
      17-00.00N 145-05.00E, 15-43.37N 145-27.46E,
      15-40.22N 146-12.03E, 15-25.00N 146-27.40E.
   B. 17-00.00N 146-27.40E, 17-00.00N 145-05.00E,
      15-43.37N 145-27.46E, 15-40.22N 146-12.03E,
      15-25.00N 146-25.00E, 15-25.00N 146-27.40E.
   C. 17-00.00N 147-00.00E, 17-00.00N 146-27.40E,
      15-25.00N 146-27.40E, 15-25.00N 147-00.00E,
      15-25.00N 148-04.00E, 16-09.28N 148-09.46E.
   D. 15-25.00N 148-04.00E, 15-25.00N 146-25.00E,
      14-16.00N 146-25.00E, 14-45.00N 148-00.00E.
2. CANCEL THIS MSG 241045Z MAR 23.

Activity windows · 6 in this warning

opens (UTC)closes (UTC)locallength
2023-03-19 23:15Z2023-03-20 09:45Z10 h 30
2023-03-20 23:15Z2023-03-21 09:45Z10 h 30
2023-03-21 23:15Z2023-03-22 09:45Z10 h 30
2023-03-22 23:15Z2023-03-23 09:45Z10 h 30
2023-03-23 23:15Z2023-03-24 09:45Z10 h 30
2023-03-24 23:15Z2023-03-25 09:45Z10 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

1372 within 180 nm since 2002 · 1 in the last 12 months · 1 in force now

02
05
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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.