index
HYDROARC warnings in force as of 271348Z aug 21: 198/21, 197/21, 190/21, 186/21, 178/21, 176/21, 167/21,…
HYDROARC 199/21
- issued
- 2021-08-27 13:58Z
- status
- cancelled 2021-09-03 10:53Z (archive)
- cancels
- HYDROARC 195/21
- authority
- SFH 271353Z AUG 21.
- source
- nga_json · first seen 2026-08-17 13:38Z
Original warning text
1. HYDROARC WARNINGS IN FORCE AS OF 271348Z AUG 21: 198/21, 197/21, 190/21, 186/21, 178/21, 176/21, 167/21, 166/21, 145/21, 141/21, 138/21, 58/21. 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 195/21.
Timeline
- HYDROARC warnings in force as of 201058Z aug 21: 193/21, 192/21, 190/21, 187/21, 186/21, 184/21, 183/21,…cancels · 2021-08-20
- HYDROARC warnings in force as of 201058Z aug 21: 193/21, 192/21, 190/21, 187/21, 186/21, 184/21, 183/21,…replaced · 2021-08-20
- HYDROARC warnings in force as of 031050Z sep 21: 208/21, 207/21, 205/21, 204/21, 203/21, 202/21, 201/21,…cancelled by · 2021-09-03
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.