index

HYDROARC warnings in force as of 081725Z jun 18: 114/18, 112/18, 110/18, 109/18, 108/18, 107/18, 106/18,…

HYDROARC 115/18

issued: 2018-06-08 17:25Z
status: cancelled 2018-06-15 12:28Z (archive)
cancels: HYDROARC 100/18
authority: SFH 081725Z JUN 18.
source: nga_json · first seen 2026-08-17 13:38Z

Original warning text

1. HYDROARC WARNINGS IN FORCE AS OF 081725Z JUN 18:
   114/18, 112/18, 110/18, 109/18, 108/18, 107/18,
   106/18, 101/18, 75/18, 72/18, 38/18.
   322/17, 307/17, 306/17, 293/17, 288/17, 274/17,
   267/17, 228/17, 189/17, 188/17, 139/17.
   205/16, 155/16.
   345/15, 343/15.
   269/14, 268/14, 131/14, 131/14.
   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 100/18.

Timeline

HYDROARC warnings in force as of 011054Z jun 18: 99/18, 98/18, 96/18, 75/18, 74/18, 72/18, 58/18, 38/18cancels · 2018-06-01
HYDROARC warnings in force as of 011054Z jun 18: 99/18, 98/18, 96/18, 75/18, 74/18, 72/18, 58/18, 38/18replaced · 2018-06-01
HYDROARC warnings in force as of 151221Z jun 18: 123/18, 122/18, 121/18, 120/18, 119/18, 118/18, 117/18,…cancelled by · 2018-06-15

Nearby now · within 120 nm

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Worldwide now

9 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.