Exercises

Hazardous operations 1426Z to 1637Z daily 08 thru 10 sep in areas bound by: a. 34-25N 120-27W, 34-24N…

NAVAREA XII 247/01

issued
2001-09-03 08:10Z
status
cancelled 2001-09-08 16:20Z (archive)
self-cancels
2001-09-10 17:37Z
cancels
NAVAREA XII 235/01
authority
VAFB OP #W4300 301644Z AUG 01
sea
North Pacific Ocean
position
22.125, -115.292
source
nga_json · first seen 2026-08-17 13:38Z

Original warning text

1. HAZARDOUS OPERATIONS 1426Z TO 1637Z DAILY 08 THRU 10 SEP IN
   AREAS BOUND BY:
   A. 34-25N 120-27W, 34-24N 120-31W, 34-38N 120-37W, 34-38N 120-33W.
   B. 32-42N 120-01W, 33-18N 120-16W, 33-26N 119-48W, 32-50N 119-34W.
   C. 24-28N 117-31W, 28-00N 118-46W, 28-24N 117-17W, 24-53N 116-06W.
   D. 20-07N 116-13W, 23-08N 117-23W, 24-08N 114-20W, 21-07N 113-13W.
2. CANCEL NAVAREA XII 235/01.
3. CANCEL THIS MSG 101737Z SEP.

Activity windows · 3 in this warning

opens (UTC)closes (UTC)locallength
2001-09-08 14:26Z2001-09-08 16:37Z—2 h 11
2001-09-09 14:26Z2001-09-09 16:37Z—2 h 11
2001-09-10 14:26Z2001-09-10 16:37Z—2 h 11

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

7 within 180 nm since 2000 · 0 in the last 12 months · 0 in force now

00
03

Season · when military exercises happen here

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F
M
A
M
J
J
A
S
O
N
D

month of issue, all years in the archive

Timeline

Nearby now · within 120 nm

Nothing else in force within 120 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.