index

HYDROARC warnings in force as of 041544Z feb 22: 17/22, 15/22, 9/22, 8/22

HYDROARC 18/22

issued: 2022-02-04 15:52Z
status: cancelled 2022-02-11 16:23Z (archive)
cancels: HYDROARC 16/22
authority: SFH 041546Z FEB 22.
source: nga_json · first seen 2026-08-17 13:38Z

Original warning text

1. HYDROARC WARNINGS IN FORCE AS OF 041544Z FEB 22:
   17/22, 15/22, 9/22, 8/22.
   329/21, 281/21, 270/21, 257/21, 232/21, 208/21,
   207/21, 205/21, 203/21, 190/21, 176/21, 166/21.
   245/20, 41/20.
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 16/22.

Timeline

HYDROARC warnings in force as of 281121Z jan 22: 15/22, 14/22, 9/22, 8/22, 4/22cancels · 2022-01-28
HYDROARC warnings in force as of 281121Z jan 22: 15/22, 14/22, 9/22, 8/22, 4/22replaced · 2022-01-28
HYDROARC warnings in force as of 111622Z feb 22: 20/22, 19/22, 9/22, 8/22cancelled by · 2022-02-11

Nearby now · within 120 nm

Nothing else in force within 120 nm.

Worldwide now

10 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.