index

HYDROLANT warnings in force 230800Z apr 11

HYDROLANT 687/11

issued
2011-04-23 09:21Z
status
cancelled 2011-04-30 09:59Z (archive)
cancels
HYDROLANT 461/11HYDROLANT 480/11HYDROLANT 522/11HYDROLANT 555/11HYDROLANT 582/11HYDROLANT 597/11HYDROLANT 637/11HYDROLANT 644/11HYDROLANT 649/11
authority
PVWA 23 APR 11.
source
nga_json · first seen 2026-08-17 13:38Z

Original warning text

1. HYDROLANT WARNINGS IN FORCE 230800Z APR 11. ONLY THOSE
   WARNINGS ISSUED DURING THE LAST SIX WEEKS ARE LISTED HEREIN.
   2011 SERIES: 409(37), 414(37), 448(51), 466(24), 469(37),
   470(56), 471(51,52), 483(24), 497(25), 510(56), 527(54),
   528(51), 535(36,37), 539(56), 585(26,27), 587(GEN), 593(52),
   612(25), 629(23,24), 635(24), 636(37,43), 638(37), 639(37),
   645(37), 647(24), 650(25,51), 652(56), 654(24), 655(51,52),
   657(GEN), 659(56), 660(43), 661(25), 662(24), 663(24),
   664(24), 665(24), 666(24), 667(24), 668(24), 671(57),
   674(54,56), 676(24), 677(24), 678(24), 681(35), 682(24),
   684(24), 686(37).
2. THE SUMMARY OF ALL HYDROLANT WARNINGS IN FORCE AS OF
   16 DEC 2010 IS GIVEN IN SEC III OF NM 52/10. WARNINGS ISSUED
   DURING THE SUBSEQUENT QUARTERS ARE SUMMARIZED IN NM 13/11.
3. CANCEL HYDROLANT 461/11, 480/11, 522/11, 555/11,
   582/11, 597/11, 637/11, 644/11, 649/11.

Timeline

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.