index

HYDROARC warnings in force as of 141236Z may 21: 75/21, 72/21, 71/21, 65/21, 58/21, 9/21

HYDROARC 76/21

issued: 2021-05-14 12:39Z
status: cancelled 2021-05-21 10:59Z (archive)
cancels: HYDROARC 73/21
authority: SFH 141239Z MAY 21.
source: nga_json · first seen 2026-08-17 13:38Z

Original warning text

1. HYDROARC WARNINGS IN FORCE AS OF 141236Z MAY 21:
   75/21, 72/21, 71/21, 65/21, 58/21, 9/21.
   249/20, 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 73/21.

Timeline

HYDROARC warnings in force as of 071130Z may 21: 72/21, 71/21, 70/21, 65/21, 58/21, 9/21cancels · 2021-05-07
HYDROARC warnings in force as of 071130Z may 21: 72/21, 71/21, 70/21, 65/21, 58/21, 9/21replaced · 2021-05-07
HYDROARC warnings in force as of 211057Z may 21: 77/21, 75/21, 72/21, 65/21, 58/21, 9/21cancelled by · 2021-05-21

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.