Exercises

Hazardous operations 121500Z to 122000Z jul in area bound by 33-45N 120-23W, 33-36N 120-24W, 33-26N 119-38W,…

Eastern North Pacific · California · NAVAREA XII 307/21

issued: 2021-07-07 07:09Z
status: cancelled 2021-07-12 21:00Z (archive)
self-cancels: 2021-07-12 21:00Z
authority: NAWCWD 070413Z JUL 21.
sea: North Pacific Ocean
position: 33.657, -119.854
source: nga_json · first seen 2026-08-17 13:38Z

Original warning text

EASTERN NORTH PACIFIC.
CALIFORNIA.
1. HAZARDOUS OPERATIONS 121500Z TO 122000Z JUL
   IN AREA BOUND BY
   33-45N 120-23W, 33-36N 120-24W,
   33-26N 119-38W, 33-35N 119-23W,
   33-44N 119-24W, 33-52N 119-41W.
2. CANCEL THIS MSG 122100Z JUL 21.

Activity windows · 1 in this warning

opens (UTC)	closes (UTC)	local	length
2021-07-12 15:00Z	2021-07-12 20:00Z	—	5 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

1097 within 180 nm since 1999 · 8 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 307/21 and this msg, operations completedcancelled by · 2021-07-12

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 · 19.7 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 · 69.2 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 · 90.3 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.