Severe Severe Storm ● Monitoring

Storm Warning issued October 25 at 2:31PM AKDT until October 27 at 5:00AM AKDT by NWS Anchorage AK, United States of America

Icon = what happened · ring colour = how serious: Extreme Severe Moderate Minor

Loading live data… · Marker positions are approximate; severity is labelled in each popup. Sources: USGS, GDACS, NASA EONET, NOAA/NWS, EMSC.

Coastal Waters Forecast for Southwest Alaska+Bristol Bay+The
Alaska Peninsula Waters and the Aleutian Islands up to 100 nm out.

Wind forecasts reflect the predominant speed and direction
expected. Sea forecasts represent an average of the highest
one-third of the combined wind wave and swell height.

.TONIGHT...SW wind 40 kt. Seas 19 ft.
.MON...E of Saint Matthew Island, SW wind 25 kt becoming S 35 kt
in the afternoon. W of Saint Matthew Island, SE wind 30 kt
increasing to 45 kt in the afternoon. Seas 19 ft. Rain.
.MON NIGHT...S wind 40 kt E of Saint Matthew Island... S 55 kt W
of Saint Matthew Island. Seas 24 ft building to 35 ft after
midnight.
.TUE...S wind 45 kt. Seas 33 ft.
.TUE NIGHT...SW wind 30 kt. Seas 20 ft.
.WED...S wind 40 kt. Seas 17 ft.
.THU...E wind 40 kt. Seas 21 ft.
.FRI...NW wind 35 kt. Seas 20 ft.

Measurements

Coordinates39.9645, -100.8105
RegionSaint Matthew Island Waters
Location Precisioncountry
Issuing AuthorityUnited States of America — us-noaa-nws-en-marine
Cap UrgencyImmediate
Cap CertaintyObserved
Cap Expires2026-10-26T03:30:00-08:00

Official source

Warnings courtesy of the issuing national meteorological service, via the WMO Alert Hub.

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

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

View original report

Also reported by: WMO

This event as JSON · API and licence

Source updated 8 days ago (Oct 25, 2026 22:32 UTC) · we last heard from WMO Alert Hub (national weather services) 35 seconds ago

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About this location

The agency did not publish coordinates for this warning. The pin is the centre of the country, not the location of the event — read the area name, not the map, for where it applies.

Area as the agency stated it: Saint Matthew Island Waters

Official authorities in United States

If you are there, these are the bodies whose instructions apply. This site is not an emergency service and does not issue warnings.

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Earlier severe storm events in United States

Severe and extreme events of the same kind, before this one. Listed for scale, not because they are connected to it.

Nearby & related events

Disclaimer: figures are automatic feeds from the named agencies and may be revised. Do not use this page for life-safety decisions — follow official local emergency services.