Navigational warnings on 2025-11-18

UTC day · today

issued
4
cancelled
0
in force at end
677
of these still in force
0

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

Cable ops2
Quakes1
Spills1

Issued · by sea

Arabian Sea2
North Pacific Ocean1
North Atlantic Ocean1

HYDROPAC 2 · NOAA IncidentNews 1 · USGS earthquakes 1

Issued · 4

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 2025-11-18 · seahazards