index

HYDROPAC messages in force 070800Z may 99

HYDROPAC 385/99

issued: 1999-05-07 08:50Z
status: cancelled 1999-05-14 00:00Z (archive)
cancels: HYDROPAC 287/99 HYDROPAC 299/99 HYDROPAC 359/99
source: nga_json · first seen 2026-08-17 13:38Z

Original warning text

1. HYDROPAC MESSAGES IN FORCE 070800Z MAY 99. ONLY THOSE
   MESSAGES ISSUED DURING THE LAST SIX WEEKS ARE LISTED HEREIN.
   1999 SERIES: 275(62), 286(81,97), 290(22), 296(74),
   316(76), 319(GEN), 324(62), 327(94), 328(22),
   332(93), 334(74), 341(GEN), 350(74), 354(93),
   357(81), 370(73), 371(61), 375(62), 377(97), 378(74),
   379(GEN), 381(91,93,94), 382(GEN), 383(94), 384(83).
2. THE SUMMARY OF ALL HYDROPAC MESSAGES IN FORCE AS OF 11 DEC 98
   IS GIVEN IN SEC III OF NM 52/98.
3. CANCEL HYDROPAC 287/99, 299/99, 359/99.

Timeline

Seismic survey in progress until further notice by M/V ramform challenger towing three mile long cable in…replaced · 1999-04-12
Icebergs reported in 52-23S 117-09Wreplaced · 1999-04-14
HYDROPAC messages in force 300900Z apr 99replaced · 1999-04-30
HYDROPAC messages in force 140800Z may 99cancelled by · 1999-05-14

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.