index

NAVAREA IV warnings in force as of 161429Z apr 21: 308/21, 307/21, 306/21, 304/21, 301/21, 300/21, 294/21,…

NAVAREA IV 309/21

issued: 2021-04-16 14:32Z
status: cancelled 2021-04-23 11:55Z (archive)
cancels: NAVAREA IV 272/21 NAVAREA IV 295/21
authority: SFH 161432Z APR 21.
source: nga_json · first seen 2026-08-17 13:38Z

Original warning text

1. NAVAREA IV WARNINGS IN FORCE AS OF 161429Z APR 21:
   308/21, 307/21, 306/21, 304/21, 301/21, 300/21,
   294/21, 289/21, 285/21, 281/21, 278/21, 277/21,
   274/21, 270/21, 261/21, 259/21, 254/21, 253/21,
   245/21, 216/21, 203/21, 186/21, 182/21, 148/21,
   144/21, 34/21, 22/21.
   1254/20, 1253/20, 1252/20, 1251/20, 1214/20,
   1211/20, 1209/20, 1180/20, 1179/20, 1178/20,
   1158/20, 1149/20, 1092/20, 1084/20, 990/20, 982/20.
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 272/21, 295/21.

Timeline

Distress signal received on 406 mhz in 29-02.5N 077-16.8Wcancels · 2021-03-31
NAVAREA IV warnings in force as of 091217Z apr 21: 294/21, 293/21, 290/21, 289/21, 287/21, 285/21, 281/21,…cancels · 2021-04-09
Distress signal received on 406 mhz in 29-02.5N 077-16.8Wreplaced · 2021-03-31
NAVAREA IV warnings in force as of 091217Z apr 21: 294/21, 293/21, 290/21, 289/21, 287/21, 285/21, 281/21,…replaced · 2021-04-09
NAVAREA IV warnings in force as of 231120Z apr 21: 328/21, 327/21, 326/21, 324/21, 323/21, 321/21, 319/21,…cancelled by · 2021-04-23

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.