Exercises

Hazardous operations 1500Z to 2230Z daily 16 thru 18 dec in area bound by 33-16N 119-30W, 33-31N 119-21W,…

Eastern North Pacific · California · NAVAREA XII 638/19

issued: 2019-12-12 21:23Z
status: cancelled 2019-12-18 23:30Z (archive)
self-cancels: 2019-12-18 23:30Z
authority: SEA RANGE OTC 122028Z DEC 19.
sea: North Pacific Ocean
position: 33.321, -120.115
source: nga_json · first seen 2026-08-17 13:38Z

Original warning text

EASTERN NORTH PACIFIC.
CALIFORNIA.
1. HAZARDOUS OPERATIONS 1500Z TO 2230Z DAILY
   16 THRU 18 DEC IN AREA BOUND BY
   33-16N 119-30W, 33-31N 119-21W,
   33-53N 119-20W, 33-56N 119-49W,
   33-42N 120-39W, 33-18N 120-56W,
   32-51N 120-44W, 32-37N 120-18W,
   32-55N 119-38W.
2. CANCEL THIS MSG 182330Z DEC 19.

Activity windows · 3 in this warning

opens (UTC)	closes (UTC)	local	length
2019-12-16 15:00Z	2019-12-16 22:30Z	—	7 h 30
2019-12-17 15:00Z	2019-12-17 22:30Z	—	7 h 30
2019-12-18 15:00Z	2019-12-18 22:30Z	—	7 h 30

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

1121 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

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 · 41.3 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 · 68.9 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 · 92.5 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.