Exercises

Hazardous operations 2000Z to 0230Z commencing daily 08 apr thru 08 may in area bound by 06-46N 130-05W,…

NAVAREA XII 90/03

issued: 2003-04-03 10:10Z
status: cancelled 2003-04-10 16:25Z (archive)
self-cancels: 2003-05-09 03:30Z
authority: COMAR GUYANE CAYENNE 3/03 311232Z MAR 03
sea: North Pacific Ocean
position: 5.092, -138.300
source: nga_json · first seen 2026-08-17 13:38Z

Original warning text

1. HAZARDOUS OPERATIONS 2000Z TO 0230Z COMMENCING
   DAILY 08 APR THRU 08 MAY IN AREA BOUND BY
   06-46N 130-05W, 04-25N 129-54W,
   03-25N 146-31W, 05-46N 146-42W.
2. CANCEL THIS MSG 090330Z MAY.

Activity windows · 31 in this warning

opens (UTC)	closes (UTC)	local	length
2003-04-08 20:00Z	2003-04-09 02:30Z	—	6 h 30
2003-04-09 20:00Z	2003-04-10 02:30Z	—	6 h 30
2003-04-10 20:00Z	2003-04-11 02:30Z	—	6 h 30
2003-04-11 20:00Z	2003-04-12 02:30Z	—	6 h 30
2003-04-12 20:00Z	2003-04-13 02:30Z	—	6 h 30
2003-04-13 20:00Z	2003-04-14 02:30Z	—	6 h 30
2003-04-14 20:00Z	2003-04-15 02:30Z	—	6 h 30
2003-04-15 20:00Z	2003-04-16 02:30Z	—	6 h 30
… 23 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

3 within 180 nm since 2003 · 0 in the last 12 months · 0 in force now

Season · when military exercises happen here

month of issue, all years in the archive

Timeline

Cancel NAVAREA XII 90/03 and this msg, operations completedcancelled by · 2003-04-10

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.