index

NAVAREA IV warnings in force as of 041130Z sep 20: 836/20, 835/20, 834/20, 832/20, 831/20, 812/20, 810/20,…

NAVAREA IV 838/20

issued: 2020-09-04 11:34Z
status: cancelled 2020-09-11 12:03Z (archive)
cancels: NAVAREA IV 809/20 NAVAREA IV 833/20
authority: SFH 041133Z SEP 20.
source: nga_json · first seen 2026-08-17 13:38Z

Original warning text

1. NAVAREA IV WARNINGS IN FORCE AS OF 041130Z SEP 20:
   836/20, 835/20, 834/20, 832/20, 831/20,
   812/20, 810/20, 807/20, 806/20, 801/20,
   790/20, 789/20, 755/20, 752/20, 736/20,
   728/20, 684/20, 651/20, 621/20, 561/20,
   518/20, 490/20, 477/20, 460/20, 450/20,
   429/20, 414/20, 390/20, 371/20, 357/20,
   350/20, 299/20, 286/20, 265/20, 264/20,
   262/20, 259/20, 242/20, 191/20, 190/20,
   169/20, 143/20, 140/20, 131/20, 84/20,
   77/20.
   1049/19, 1022/19, 810/19, 804/19,722/19,
   459/19, 122/19.
   203/18, 193/18.
   1083/17, 1054/17, 1037/17, 222/17, 121/17,
   108/17, 68/17, 42/17.
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/NavWarnings.
   ALTERNATIVELY, THESE MAY BE REQUESTED BY E-MAIL
   FROM THE NAVAREA IV COORDINATOR AT [email protected].
3. CANCEL NAVAREA IV 809/20, 833/20.

Timeline

NAVAREA IV warnings in force as of 281424Z aug 20: 808/20, 807/20, 806/20, 805/20, 804/20, 803/20, 801/20,…cancels · 2020-08-28
Due to hurricane laura: 1. the following port(s) are closed: none to reportcancels · 2020-09-02
NAVAREA IV warnings in force as of 281424Z aug 20: 808/20, 807/20, 806/20, 805/20, 804/20, 803/20, 801/20,…replaced · 2020-08-28
Due to hurricane laura: 1. the following port(s) are closed: none to reportreplaced · 2020-09-02
NAVAREA IV warnings in force as of 111157Z sep 20: 857/20, 856/20, 852/20, 836/20, 832/20, 831/20, 812/20,…cancelled by · 2020-09-11

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.