index

HYDROARC warnings in force as of 041007Z sep 20: 162/20, 161/20, 159/20, 158/20, 143/20, 132/20, 125/20,…

HYDROARC 168/20

issued: 2020-09-04 10:15Z
status: cancelled 2020-09-11 11:24Z (archive)
cancels: HYDROARC 163/20
authority: SFH 041013Z SEP 20.
source: nga_json · first seen 2026-08-17 13:38Z

Original warning text

1. HYDROARC WARNINGS IN FORCE AS OF 041007Z SEP 20:
   162/20, 161/20, 159/20, 158/20, 143/20,
   132/20, 125/20, 107/20, 93/20, 84/20, 43/20, 42/20,
   41/20.
   306/19, 252/19.
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 163/20.

Timeline

HYDROARC warnings in force as of 281338Z aug 20: 162/20, 161/20, 159/20, 158/20, 154/20, 152/20, 143/20,…cancels · 2020-08-28
HYDROARC warnings in force as of 281338Z aug 20: 162/20, 161/20, 159/20, 158/20, 154/20, 152/20, 143/20,…replaced · 2020-08-28
HYDROARC warnings in force as of 111114Z sep 20: 185/20, 184/20, 183/20, 181/20, 178/20, 174/20, 158/20,…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.