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Special Marine Warning issued October 31 at 7:57AM PDT until October 31 at 8:30AM PDT by NWS Seattle WA, United States of America

severe

Severity as published by WMO Alert Hub (national weather services).

Source

WMO Alert Hub (national weather services) — official source

Time

31 October 2026, 14:57 UTC (22 hr ago)

Area

Coastal Waters From Point Grenville To Cape Shoalwater 10 To 60 Nm, United States
47.030, -125.038

What this is

This is an official warning issued by the authority named above. Follow its instructions and those of your local emergency services.

What to do

Follow the instructions issued by WMO Alert Hub (national weather services) and your local emergency services. The guidance below is background.

Who to contact

National Weather Service · FEMA · USGS Earthquake Hazards

This site is not an emergency service and does not issue warnings.

Location

No map is loaded here. A map means downloading image tiles from another service, which is the slowest thing on the full page and the first thing to fail on a weak connection. The coordinates are above if you need them.