index

NAVAREA IV warnings in force as of 101047Z aug 18: 643/18, 642/18, 641/18, 638/18, 637/18, 632/18, 631/18,…

NAVAREA IV 644/18

issued
2018-08-10 10:52Z
status
cancelled 2018-08-17 15:35Z (archive)
cancels
NAVAREA IV 618/18
authority
SFH 101050Z AUG 18.
source
nga_json · first seen 2026-08-17 13:38Z

Original warning text

1. NAVAREA IV WARNINGS IN FORCE AS OF 101047Z AUG 18:
   643/18, 642/18, 641/18, 638/18, 637/18, 632/18,
   631/18, 630/18, 629/18, 626/18, 615/18, 613/18,
   600/18, 596/18, 593/18, 592/18, 572/18, 566/18,
   564/18, 542/18, 537/18, 534/18, 529/18, 527/18,
   506/18, 457/18, 435/18, 354/18, 339/18, 277/18,
   247/18, 246/18, 240/18, 224/18, 223/18, 221/18,
   215/18, 214/18, 203/18, 193/18, 183/18, 175/18,
   174/18, 173/18, 152/18, 150/18, 145/18, 125/18,
   119/18, 114/18, 58/18, 41/18, 19/18.
   1136/17, 1135/17, 1083/17, 1074/17, 1068/17,
   1064/17, 1054/17, 1037/17, 961/17, 912/17, 874/17,
   831/17, 822/17, 796/17, 795/17, 790/17, 759/17,
   710/17, 613/17, 612/17, 607/17, 606/17, 559/17,
   546/17, 531/17, 471/17, 423/17, 303/17, 222/17,
   170/17, 157/17, 131/17, 124/17, 123/17, 121/17,
   108/17, 89/17, 87/17, 86/17, 69/17, 68/17, 58/17,
   53/17, 42/17, 32/17, 24/17.
2. THE COMPLETE TEXT OF ALL IN-FORCE NAVAREA IV
   BROADCAST WARNINGS ARE AVAILABLE ON THE NGA
   MARITIME SAFETY INFORMATION WEBSITE AT:
   msi.nga.mil/NGAPortal/MSI.portal.
   ALTERNATIVELY, THESE MAY BE REQUESTED BY E-MAIL
   FROM THE NAVAREA IV COORDINATOR AT [email protected].
3. CANCEL NAVAREA IV 618/18.

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.