Exercises

Hazardous operations 1900Z to 2300Z daily 26 thru 29 sep within 35 miles of 48-21N 166-22E

HYDROPAC 1580/05

issued
2005-09-25 19:17Z
status
cancelled 2005-09-30 00:01Z (archive)
self-cancels
2005-09-30 00:01Z
authority
NAVAREA XIII 46/05 25 SEP 05.
sea
North Pacific Ocean
position
48.350, 166.367 · r 35.0 nm
source
nga_json · first seen 2026-08-17 13:38Z

Original warning text

1. HAZARDOUS OPERATIONS 1900Z TO 2300Z DAILY
   26 THRU 29 SEP WITHIN 35 MILES OF 48-21N 166-22E.
2. CANCEL THIS MSG 300001Z SEP.

Activity windows · 4 in this warning

opens (UTC)closes (UTC)locallength
2005-09-26 19:00Z2005-09-26 23:00Z4 h
2005-09-27 19:00Z2005-09-27 23:00Z4 h
2005-09-28 19:00Z2005-09-28 23:00Z4 h
2005-09-29 19:00Z2005-09-29 23:00Z4 h

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

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

02
05
08

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.