Other

Underwater ordnance detonations 211200Z to 230900Z aug in areas between: a. 24-50N 25-50N and 129-20E 130-10E

HYDROPAC 822/99

issued
1999-08-20 06:30Z
status
cancelled 1999-08-23 10:00Z (archive)
self-cancels
1999-08-23 10:00Z
authority
COMCARAIRWING FIVE 170810Z AUG 99
source
nga_json · first seen 2026-08-17 13:38Z

Original warning text

1. UNDERWATER ORDNANCE DETONATIONS 211200Z TO 230900Z AUG
   IN AREAS BETWEEN:
   A. 24-50N 25-50N AND 129-20E 130-10E.
   B. 26-10N 27-00N AND 129-30E 130-30E.
2. CANCEL THIS MSG 231000Z AUG.

Activity windows · 1 in this warning

opens (UTC)closes (UTC)locallength
1999-08-21 12:00Z1999-08-23 09:00Z45 h

Parsed from the warning text; outside these windows the area is normally not active, but the warning stays in force until cancelled.

Nearby now · within 120 nm

Nothing else in force within 120 nm.

Worldwide now

34 other warnings in force · see all

Other

Everything the classifier did not place elsewhere. All current other warnings

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.