Navigational warnings on 2026-02-27

UTC day · today

issued: 3
cancelled: 0
in force at end: 674
of these still in force: 1

Coverage note: the NGA archive ends 2024-05 and live collection began 2026-08-17. Warnings issued in between are here only if they were still in force when collection started, so this period is under-counted.

Issued · by type

Nav aids	1
Surveys	1
Wrecks	1

Issued · by sea

Indian Ocean	1
South Atlantic Ocean	1
Laccadive Sea	1

HYDROPAC 2 · HYDROLANT 1

Issued · 3

Surveys · HYDROLANT 397/26in force00:57Z
A yellow scientific buoy flashing every 20 seconds is established at 27-24.38S 047-15.92W off Brazil until 25 August.
South Atlantic · Brazil
Nav aids · HYDROPAC 589/2615:36Z
Eight yellow buoys flashing white every 7 seconds, four meters high, are established near 19-45.73S 115-53.39E in Eastern Indian Ocean, Australia. Three mile berth requested.
Eastern Indian Ocean · Australia
Wrecks · HYDROPAC 590/2616:20Z
The vessel SHANMUKHA CSD IV is sunk at 11-15.52N 075-42.21E in the Eastern Indian Ocean on February 27.
Eastern Indian Ocean · India

Not for navigation. Counts include only warnings we display; ongoing search-and-rescue traffic is excluded until 30 days after it closes.