index

HYDROLANT messages in force 160800Z apr 99

HYDROLANT 746/99

issued: 1999-04-16 08:40Z
status: cancelled 1999-04-22 00:00Z (archive)
cancels: HYDROLANT 1191/98 HYDROLANT 2153/98 HYDROLANT 2378/98 HYDROLANT 2387/98 HYDROLANT 407/99 HYDROLANT 417/99 HYDROLANT 693/99 HYDROLANT 743/99
source: nga_json · first seen 2026-08-17 13:38Z

Original warning text

1. HYDROLANT MESSAGES IN FORCE 160800Z APR 99. ONLY THOSE
   MESSAGES ISSUED DURING THE LAST SIX WEEKS ARE LISTED HEREIN.
   1999 SERIES: 486(37), 499(53), 503(35,37), 539(54), 540(54),
   546(24), 552(53), 559(53), 567(54), 571(53), 595(54), 597(37),
   602(54), 619(24), 631(53), 632(37), 633(57), 659(52,53),
   660(54), 673(24), 684(53,54), 686(54), 689(24), 692(24),
   696(51), 701(37), 703(24), 710(24), 711(14), 713(52),
   714(GEN), 715(52,53), 718(24), 719(57), 720(24), 721(37),
   724(53), 728(24), 729(37), 730(55), 732(53), 736(36),
   737(35), 739(53), 740(35), 741(36), 742(35), 744(36), 745(38).
2. THE SUMMARY OF ALL HYDROLANT MESSAGES IN FORCE AS OF 11 DEC 98
   IS GIVEN IN SEC III OF NM 52/98.
3. CANCEL HYDROLANT 1191/98, 2153/98, 2378/98, 2387/98,
   407/99, 417/99, 693/99, 743/99.

Timeline

Isola asinara light 41-07.2N 008-19.1E unlitreplaced · 1998-06-22
Scoglietto light 42-49.7N 010-19.8E unlitreplaced · 1998-11-10
Scientific equipment established in 32-09.3S 051-58.2Wreplaced · 1998-12-12
Vado ligure harbor light 44-15.7N 008-27.4E unlitreplaced · 1998-12-13
100 meter fishing cables with buoys adrift in vicinity 41-55N 015-40E at 261300Z febreplaced · 1999-02-27
M/V skybird, seven persons on board, reported sinking in 43-19N 039-16Wreplaced · 1999-02-28
HYDROLANT messages in force 090800Z apr 99replaced · 1999-04-09
Monarch islands light 57-32N 007-42W unreliablereplaced · 1999-04-16
HYDROLANT messages in force 221200Z apr 99cancelled by · 1999-04-22

Nearby now · within 120 nm

Nothing else in force within 120 nm.

Worldwide now

9 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.