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The international maritime organization (imo), the international hydrographic organization (iho), and the…

NAVAREA IV 508/18

issued
2018-06-27 17:36Z
status
cancelled 2018-07-04 14:25Z (archive)
cancels
NAVAREA IV 410/18
authority
SFH 271730Z JUN 18.
source
nga_json · first seen 2026-08-17 13:38Z

Original warning text

1. THE INTERNATIONAL MARITIME ORGANIZATION (IMO), THE
   INTERNATIONAL HYDROGRAPHIC ORGANIZATION (IHO), AND THE
   WORLD METEOROLOGICAL ORGANIZATION (WMO) INFORM THE
   MARITIME COMMUNITY OF THE PLANNED INMARSAT I-3 TO I-4
   SATELLITE MIGRATION IN 2018, AS FOLLOWS:
   A. ATLANTIC OCEAN REGION WEST (AORW) COMPLETED ON 09 MAY.
   B. PACIFIC OCEAN REGION (POR) DELAYED UNTIL
      FURTHER NOTICE.
   C. ATLANTIC OCEAN REGION EAST (AORE) IN SEP 18.
   D. INDIAN OCEAN REGION (IOR) IN OCT 18.
2. FOR FURTHER DETAILS OF THE SATELLITE MIGRATION PLAN
   AND NEW SATELLITE FOOTPRINTS CONSULT INMARSAT AT
   www.inmarsat.com/support/i-3-to-i-4-services-migration.
3. CANCEL NAVAREA IV 410/18.

Timeline

Nearby now · within 120 nm

Nothing else in force within 120 nm.

Worldwide now

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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.