Exercises

Hazardous operations 1700Z to 2300Z daily 27 thru 29 oct in area bound by 33-54N 119-52W, 33-24N 119-24W,…

Eastern North Pacific · California · NAVAREA XII 608/21

issued: 2021-10-22 20:01Z
status: cancelled 2021-10-27 19:03Z (archive)
self-cancels: 2021-10-30 00:01Z
authority: SEA RANGE OTC 221729Z OCT 21.
sea: North Pacific Ocean
position: 33.183, -120.358
source: nga_json · first seen 2026-08-17 13:38Z

Original warning text

EASTERN NORTH PACIFIC.
CALIFORNIA.
1. HAZARDOUS OPERATIONS 1700Z TO 2300Z DAILY
   27 THRU 29 OCT IN AREA BOUND BY
   33-54N 119-52W, 33-24N 119-24W,
   32-28N 120-51W, 32-58N 121-19W.
2. CANCEL THIS MSG 300001Z OCT 21.

Activity windows · 3 in this warning

opens (UTC)	closes (UTC)	local	length
2021-10-27 17:00Z	2021-10-27 23:00Z	—	6 h
2021-10-28 17:00Z	2021-10-28 23:00Z	—	6 h
2021-10-29 17:00Z	2021-10-29 23:00Z	—	6 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

1133 within 180 nm since 1999 · 6 in the last 12 months · 5 in force now

Season · when military exercises happen here

month of issue, all years in the archive

Timeline

Cancel NAVAREA XII 608/21 and this msg, operations canceledcancelled by · 2021-10-27

Nearby now · within 120 nm

Hazardous operations 181700Z to 190001Z aug, alternate 1700Z to 0100Z daily, 20 thru 21 aug in area bound by…Exercises · 56 nm
Hazardous operations 010800Z aug to 010800Z sep in area bound by 32-52.70N 119-11.96W, 33-08.06N 118-52.09W,…Exercises · 77.8 nm
Hazardous operations 010800Z aug to 010800Z sep in area bound by 32-55.00N 118-25.00W, 32-55.00N 118-15.00W,…Exercises · 101.9 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.