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The maritime safety watch at nga has set up a voluntary subscription service for all broadcast warnings and…

E-mail Subscription Service For Broadcast Warnings · HYDROLANT 2002/17

issued: 2017-06-29 15:10Z
status: cancelled 2017-12-22 13:12Z (archive)
authority: SFHGA 291430Z JUN 17.
source: nga_json · first seen 2026-08-17 13:38Z

Original warning text

E-MAIL SUBSCRIPTION SERVICE FOR BROADCAST WARNINGS.
1. THE MARITIME SAFETY WATCH AT NGA HAS SET UP A
   VOLUNTARY SUBSCRIPTION SERVICE FOR ALL BROADCAST
   WARNINGS AND US MARITIME ADVISORY/ALERTS.
2. THE AVAILABILITY OF NAVIGATIONAL WARNINGS VIA THIS
   NGA SUBSCRIPTION SERVICE DOES NOT RELIEVE
   MASTERS/CAPTAINS OF THE REQUIREMENT TO RECEIVE
   NAVIGATIONAL WARNINGS THROUGH IMO APPROVED
   BROADCAST SERVICES IN ACCORDANCE WITH THE
   PROVISIONS OF THE INTERNATIONAL CONVENTION FOR
   THE SAFETY OF LIFE AT SEA (SOLAS). THIS
   INFORMATION IS PROVIDED AS A SUPPLEMENT TO THOSE
   APPROVED SERVICES.
3. THIS SERVICE IS AVAILABLE THROUGH THE MARITIME
   SAFETY WEB PAGE (MSI.NGA.MIL) AND SELECTING
   'SUBSCRIBE TO BW'. FOLLOW THE PROMPTS TO
   SUBSCRIBE.

Timeline

HYDROLANT warnings in force as of 221304Z dec 17: 4152/17, 4151/17, 4150/17, 4149/17, 4148/17, 4147/17,…cancelled by · 2017-12-22

Nearby now · within 120 nm

Nothing else in force within 120 nm.

Worldwide now

68 other warnings in force · see all

Other

Everything the classifier did not place elsewhere. All current other warnings →

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.