Exercises

Hazardous operations: a. 0931Z to 1701Z daily 22 thru 27 may in area bound by 09-36N 144-31E, 09-37N…

HYDROPAC 958/08

issued
2008-05-17 10:24Z
status
cancelled 2008-05-22 17:02Z (archive)
self-cancels
2008-05-27 18:41Z
cancels
HYDROPAC 956/08
authority
WESTERN RANGE OPS W2187 13 MAY 08.
sea
North Pacific Ocean
position
10.733, 143.325
source
nga_json · first seen 2026-08-17 13:38Z

Original warning text

1. HAZARDOUS OPERATIONS:
   A. 0931Z TO 1701Z DAILY 22 THRU 27 MAY
      IN AREA BOUND BY
      09-36N 144-31E, 09-37N 142-08E,
      11-51N 142-08E, 11-52N 144-31E.
   B. 0931Z TO 1741Z DAILY 22 THRU 27 MAY
      IN AREA BOUND BY
      14-00N 150-00E, 12-00N 146-33E,
      12-40N 146-09E, 14-41N 149-38E.
2. CANCEL HYDROPAC 956/08(73,74), ASSISTANCE PROVIDED.
3. CANCEL THIS MSG 271841Z MAY.

Activity windows · 12 in this warning

opens (UTC)closes (UTC)locallength
2008-05-22 09:31Z2008-05-22 17:01Z7 h 30
2008-05-22 09:31Z2008-05-22 17:41Z8 h 10
2008-05-23 09:31Z2008-05-23 17:01Z7 h 30
2008-05-23 09:31Z2008-05-23 17:41Z8 h 10
2008-05-24 09:31Z2008-05-24 17:01Z7 h 30
2008-05-24 09:31Z2008-05-24 17:41Z8 h 10
2008-05-25 09:31Z2008-05-25 17:01Z7 h 30
2008-05-25 09:31Z2008-05-25 17:41Z8 h 10
4 more

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

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

02
05
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24

Season · when military exercises happen here

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

Timeline

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.