index

HYDROARC warnings in force as of 161437Z feb

HYDROARC 18/24

issued: 2024-02-16 14:42Z
status: cancelled 2024-02-23 16:32Z (archive)
cancels: HYDROARC 17/24 HYDROARC 14/24
authority: NGA NAVSAFETY 0/24 161433Z FEB 24.
source: nga_json · first seen 2026-08-17 13:38Z

Original warning text

1. HYDROARC WARNINGS IN FORCE AS OF 161437Z FEB.
   ALL THE INFORCE WARNINGS ARE LISTED HERE.
   16/2024, 15/2024, 13/2024.
   272/2023, 270/2023, 269/2023, 259/2023, 258/2023,
   254/2023, 243/2023, 240/2023, 239/2023, 178/2023,
   163/2023, 162/2023, 157/2023, 156/2023, 155/2023.
   293/2022, 291/2022, 262/2022, 260/2022, 235/2022,
   228/2022, 224/2022, 223/2022, 198/2022, 175/2022.
   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 17/24, 14/24.

Timeline

HYDROARC warnings in force as of 091643Z febcancels · 2024-02-09
Underwater operations in progress until further notice in area bound by 69-46.45N 085-04.70E, 69-46.54N…cancels · 2024-02-15
HYDROARC warnings in force as of 091643Z febreplaced · 2024-02-09
Underwater operations in progress until further notice in area bound by 69-46.45N 085-04.70E, 69-46.54N…replaced · 2024-02-15
HYDROARC warnings in force as of 241524Z febcancelled by · 2024-02-23

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.