index

HYDROARC warnings in force as of 211409Z apr

HYDROARC 57/23

issued
2023-04-21 14:14Z
status
cancelled 2023-04-28 14:47Z (archive)
cancels
HYDROARC 46/23
authority
NGA NAVSAFETY 0/23 211409Z APR 23.
source
nga_json · first seen 2026-08-17 13:38Z

Original warning text

1. HYDROARC WARNINGS IN FORCE AS OF 211409Z APR.
   ALL THE INFORCE WARNINGS ARE LISTED HERE.
   54/2023, 52/2023, 51/2023, 50/2023, 49/2023,
   45/2023, 44/2023.
   359/2022, 325/2022, 293/2022, 291/2022, 283/2022
   271/2022, 262/2022, 260/2022, 251/2022, 247/2022
   235/2022, 228/2022, 224/2022, 223/2022, 209/2022,
   198/2022, 181/2022, 175/2022, 152/2022, 151/2022.
   208/2021, 207/2021.
2. THE COMPLETE TEXT OF ALL IN-FORCE HYDROARC
   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 NGA AT [email protected].
3. CANCEL HYDROARC 46/23.

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.