index

HYDROPAC messages in force 160800Z jul 1999

HYDROPAC 643/99

issued: 1999-07-16 09:30Z
status: cancelled 1999-07-23 15:51Z (archive)
cancels: HYDROPAC 476/99 HYDROPAC 553/99 HYDROPAC 602/99 HYDROPAC 615/99 HYDROPAC 621/99
authority: GIMM; NAVAREA XI 421/99; NAVAREA XIV 089/99
source: nga_json · first seen 2026-08-17 13:38Z

Original warning text

1. HYDROPAC MESSAGES IN FORCE 160800Z JUL 1999. ONLY THOSE
   MESSAGES ISSUED DURING THE LAST SIX WEEKS ARE LISTED HEREIN.
   1999 SERIES: 502(62), 519(62), 537(74), 539(74), 554(62), 
   560(62), 561(83), 570(71), 572(94), 575(96), 576(71),
   583(93), 587(95), 605(75), 608(74), 610(75), 612(71),
   616(94), 617(62), 618(83), 622(61), 624(74), 627(74), 
   628(22), 629(76), 630(74,75,76), 635(29), 636(81), 
   637(93), 638(71,93), 639(GEN), 640(62).
2. THE SUMMARY OF ALL HYDROPAC MESSAGES IN FORCE AS OF 11 DEC 1998
   IS GIVEN IN SEC III OF NM 52/98. WARNINGS ISSUED DURING THE
   SUBSEQUENT QUARTERS ARE SUMMARIZED IN NM 13/99.
3. CANCEL HYDROPAC 476/99, 553/99, 602/99, 615/99, 621/99.

Timeline

Distress signal received on 406 mhz vicinity 06-34.9N 135-59.9E at 292307Z mayreplaced · 1999-05-30
18 meter container adrift vicinity 13-30.3N 131-27.5E at 221000Z junreplaced · 1999-06-22
Five containers adrift vicinity 37-35.0S 178-46.9Ereplaced · 1999-07-04
Capsized sailboat vicinity 31-22.1N 148-02.0Ereplaced · 1999-07-07
HYDROPAC messages in force 090800Z jul 1999replaced · 1999-07-09
HYDROPAC messages in force 231430Z jul 1999cancelled by · 1999-07-23

Nearby now · within 120 nm

Nothing else in force within 120 nm.

Worldwide now

8 index warnings in force

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.