Severe Severe Storm ● Closed

Storm Warning issued September 23 at 4:27AM AKDT until September 24 at 5:00PM 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.

.TODAY...SE wind 35 kt. Seas 9 ft. Rain showers.
.TONIGHT...SW wind 35 kt increasing to 45 kt after midnight. Seas
12 ft building to 17 ft after midnight.
.THU...SW wind 55 kt. Seas 22 ft building to 32 ft in the
afternoon.
Widespread rain showers. Isolated thunderstorms in the morning.
.THU NIGHT...W wind 50 kt. Seas 35 ft.
.FRI...W wind 40 kt. Seas 22 ft.
.SAT...W wind 30 kt. Seas 13 ft.
.SUN...W wind 20 kt. Seas 8 ft.

Measurements

Coordinates39.9645, -100.8105
RegionSeguam to Adak Bering Side from 15 to 85 NM
Location Precisioncountry
Issuing AuthorityUnited States of America — us-noaa-nws-en-marine
Cap UrgencyImmediate
Cap CertaintyObserved
Cap Expires2026-09-23T17:30:00-08:00

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 WMO WMO WMO WMO WMO WMO WMO WMO WMO WMO

This event as JSON · API and licence

Source updated 26 days ago (Sep 23, 2026 13:00 UTC) · we last heard from WMO Alert Hub (national weather services) 32 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: Seguam to Adak Bering Side from 15 to 85 NM

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.