Navigational warnings on 2025-12-31

UTC day · today

issued
8
cancelled
1
in force at end
682
of these still in force
2

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

Surveys4
Quakes1
Exercises1
Other1
Spills1

Issued · by sea

Arabian Sea3
North Atlantic Ocean2
North Pacific Ocean1
Bay of Bengal1
The Coastal Waters of Southeast Alaska and British Columbia1

HYDROPAC 4 · NAVAREA IV 2 · NOAA IncidentNews 1 · USGS earthquakes 1

Issued · 8

Cancelled · 1

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

Navigational warnings on 2025-12-31 · seahazards