Exercises

Hazardous operations 111600Z to 120100Z and 122130Z to 130100Z sep, alternate 131600Z to 132000Z sep in area…

Eastern North Pacific · California · NAVAREA XII 426/19

issued: 2019-09-06 07:48Z
status: cancelled 2019-09-13 21:00Z (archive)
self-cancels: 2019-09-13 21:00Z
authority: SEA RANGE OTC 031709Z SEP 19.
sea: North Pacific Ocean
position: 32.927, -120.663
source: nga_json · first seen 2026-08-17 13:38Z

Original warning text

EASTERN NORTH PACIFIC.
CALIFORNIA.
1. HAZARDOUS OPERATIONS 111600Z TO 120100Z AND
   122130Z TO 130100Z SEP, ALTERNATE
   131600Z TO 132000Z SEP IN AREA BOUND BY
   33-47N 119-56W, 33-07N 119-37W,
   32-18N 120-23W, 32-20N 121-28W,
   32-51N 121-55W.
2. CANCEL THIS MSG 132100Z SEP 19.

Activity windows · 3 in this warning

opens (UTC)	closes (UTC)	local	length
2019-09-11 16:00Z	2019-09-12 01:00Z	—	9 h
2019-09-12 21:30Z	2019-09-13 01:00Z	—	3 h 30
2019-09-13 16:00Z	2019-09-13 20:00Z	—	4 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

1136 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 · 77.6 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 · 90.8 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 · 114.8 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.