index

HYDROARC warnings in force as of 131729Z oct 17: 334/17, 333/17, 332/17, 331/17, 330/17, 328/17, 327/17,…

HYDROARC 336/17

issued
2017-10-13 17:30Z
status
cancelled 2017-10-20 15:03Z (archive)
cancels
HYDROARC 248/15HYDROARC 319/17
authority
SFHGA 131730Z OCT 17.
source
nga_json · first seen 2026-08-17 13:38Z

Original warning text

1. HYDROARC WARNINGS IN FORCE AS OF 131729Z OCT 17:
   334/17, 333/17, 332/17, 331/17, 330/17, 328/17,
   327/17, 326/17, 325/17, 323/17, 322/17, 320/17,
   315/17, 314/17, 307/17, 306/17, 299/17, 298/17,
   297/17, 293/17, 288/17, 287/17, 284/17, 276/17,
   274/17, 268/17, 267/17, 251/17, 250/17, 235/17,
   230/17, 229/17, 228/17, 225/17, 224/17, 217/17,
   204/17, 197/17, 189/17, 188/17, 152/17, 151/17,
   148/17, 139/17, 124/17, 123/17, 104/17, 97/17,
   72/17, 59/17.
   205/16, 155/16.
   345/15, 343/15, 320/15.
   269/14, 268/14, 131/14.
   220/12, 193/12, 112/12.
2. THE COMPLETE TEXT OF ALL IN-FORCE HYDROARC
   BROADCAST WARNINGS ARE AVAILABLE ON THE NGA
   MARITIME SAFETY INFORMATION WEBSITE AT:
   msi.nga.mil/NGAPortal/MSI.portal.
   ALTERNATIVELY, THESE MAY BE REQUESTED BY E-MAIL
   FROM NGA AT [email protected].
3. CANCEL HYDROARC 248/15, 319/17.

Timeline

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.