index

HYDROARC warnings in force as of 171223Z jul 20: 120/20, 119/20, 118/20, 117/20, 116/20, 115/20, 113/20,…

HYDROARC 121/20

issued: 2020-07-17 12:25Z
status: cancelled 2020-07-24 11:22Z (archive)
cancels: HYDROARC 114/20
authority: SFH 171223Z JUL 20.
source: nga_json · first seen 2026-08-17 13:38Z

Original warning text

1. HYDROARC WARNINGS IN FORCE AS OF 171223Z JUL 20:
   120/20, 119/20, 118/20, 117/20, 116/20, 115/20,
   113/20, 107/20, 103/20, 102/20, 93/20, 89/20,
   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 114/20.

Timeline

HYDROARC warnings in force as of 101257Z jul 20: 113/20, 112/20, 111/20, 109/20, 107/20, 103/20, 102/20,…cancels · 2020-07-10
HYDROARC warnings in force as of 101257Z jul 20: 113/20, 112/20, 111/20, 109/20, 107/20, 103/20, 102/20,…replaced · 2020-07-10
HYDROARC warnings in force as of 241054Z jul 20: 125/20, 124/20, 122/20, 119/20, 118/20, 113/20, 107/20,…cancelled by · 2020-07-24

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.