Exercises

Hazardous operations 1756Z to 1925Z daily 18 thru 20 nov in areas bound by: a. 34-28N 120-39W, 34-30N…

NAVAREA XII 410/00

issued
2000-11-14 05:10Z
status
cancelled 2000-11-16 23:10Z (archive)
self-cancels
2000-11-20 20:25Z
cancels
NAVAREA XII 408/00
authority
VAFB OP #W1982 091820Z NOV 00
sea
North Pacific Ocean
position
16.941, -125.272
source
nga_json · first seen 2026-08-17 13:38Z

Original warning text

1. HAZARDOUS OPERATIONS 1756Z TO 1925Z DAILY 18 THRU 20 NOV
   IN AREAS BOUND BY:
   A. 34-28N 120-39W, 34-30N 120-48W, 34-46N 120-42W, 34-44N 120-33W.
   B. 34-07N 120-59W, 34-24N 120-53W, 34-20N 120-36W, 34-03N 120-43W.
   C. 13-08N 127-46W, 21-11N 126-05W, 20-32N 122-46W, 12-29N 124-35W.
2. CANCEL NAVAREA XII 408/00.
3. CANCEL THIS MSG 202025Z NOV.

Activity windows · 3 in this warning

opens (UTC)closes (UTC)locallength
2000-11-18 17:56Z2000-11-18 19:25Z—1 h 29
2000-11-19 17:56Z2000-11-19 19:25Z—1 h 29
2000-11-20 17:56Z2000-11-20 19:25Z—1 h 29

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

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

00
05
10
11

Season · when military exercises happen here

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F
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A
M
J
J
A
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N
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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.