Exercises

Hazardous operations 241300Z to 250100Z oct, alternate 1300Z to 0100Z daily 26 and 28 oct in area bound by…

Eastern North Pacific · California · NAVAREA XII 730/23

issued: 2023-10-19 03:02Z
status: cancelled 2023-10-29 02:00Z (archive)
self-cancels: 2023-10-29 02:00Z
authority: SEA RANGE OTC 0/23 181704Z OCT 23.
sea: North Pacific Ocean
position: 33.356, -120.297
source: nga_json · first seen 2026-08-17 13:38Z

Original warning text

EASTERN NORTH PACIFIC.
CALIFORNIA.
1. HAZARDOUS OPERATIONS 241300Z TO 250100Z OCT,
   ALTERNATE 1300Z TO 0100Z DAILY 26 AND 28 OCT
   IN AREA BOUND BY
  33-07.00N 119-29.00W, 32-46.00N 119-47.00W,
   32-52.00N 120-04.00W, 33-19.00N 120-52.00W,
   33-47.00N 121-08.00W, 33-54.00N 121-01.00W,
   33-48.00N 120-26.00W, 33-17.00N 119-34.00W.
2. CANCEL THIS MSG 290200Z OCT 23.

Activity windows · 1 in this warning

opens (UTC)	closes (UTC)	local	length
2023-10-24 13:00Z	2023-10-25 01:00Z	—	12 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

1132 within 180 nm since 1999 · 5 in the last 12 months · 5 in force now

Season · when military exercises happen here

month of issue, all years in the archive

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 · 47.6 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 · 78.1 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 · 101.8 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.