Severe Severe Storm ● Closed

Special Marine Warning — Cross Sound; Cape Edgecumbe to Cape Spencer out to 15 NM; Cape Spencer to Cape Fairweather out to 15 NM

Event time: Sep 20, 2026 17:33 UTC Last updated: Sep 29, 2026 United States

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.

Special Marine Warning issued September 20 at 9:33AM AKDT until September 20 at 10:00AM AKDT by NWS Juneau AK

Measurements

Coordinates	58.2500, -136.7860
Region	Cross Sound; Cape Edgecumbe to Cape Spencer out to 15 NM; Cape Spencer to Cape Fairweather out to 15 NM
Nws Urgency	Immediate
Nws Certainty	Likely
Expires	2026-09-20T10:00:00-08:00

Official source

Weather alert data courtesy of NOAA / National Weather Service

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 US National Weather Service.

View original report

Also reported by: WMO WMO

This event as JSON · API and licence

Source updated 30 days ago (Sep 20, 2026 17:53 UTC) · we last heard from US National Weather Service 3 seconds ago

On a slow connection? Low-bandwidth version — no map, no scripts, under 14 KB.

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.

More for United States →

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.

Severe Thunderstorm Warning — Onslow, NC Severe Severe Storm United States closed via NWS Aug 21, 2026 Severe Thunderstorm Warning — Hoke, NC; Scotland, NC Severe Severe Storm United States closed via NWS Aug 21, 2026 Severe Thunderstorm Warning — Craven, NC; Jones, NC Severe Severe Storm United States closed via NWS Aug 21, 2026 Severe Thunderstorm Warning — Greenwood, SC Severe Severe Storm United States closed via NWS Aug 21, 2026

Nearby & related events

yellow warning - wind - in effect — South Klondike Highway - Carcross to White Pass, Canada Moderate Severe Storm Canada active via WMO 8 hr ago yellow warning - wind - in effect — Teslin, Canada Moderate Severe Storm Canada active via WMO 8 hr ago yellow warning - wind - in effect — Teslin, Canada Moderate Severe Storm Canada active via WMO 8 hr ago yellow warning - wind - in effect — South Klondike Highway - Carcross to White Pass, Canada Moderate Severe Storm Canada active via WMO 8 hr ago Special Marine Warning — Glacier Bay; Icy Strait; Cross Sound; Cape Spencer to Cape Fairweather out to 15 NM Severe Severe Storm United States active via NWS 9 hr ago

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.