Severe Cold Wave ● Active
Winter Storm Warning issued October 21 at 3:01AM AKDT until October 21 at 4:00PM AKDT by NWS Fairbanks AK, United States of America
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* WHAT...Heavy snow expected. Total snow accumulations of 5 to 11
inches expected.
* WHERE...Upper Chena River Valley, White Mountains and High Terrain
South of the Yukon River, and Yukon Flats.
* WHEN...Until 4 PM AKDT this afternoon.
* IMPACTS...Travel could be very difficult. Gusty winds could lead to
areas of blowing snow which could reduce visibility below one half
mile at times.
* ADDITIONAL DETAILS...Snowfall rates will diminish through
Wednesday.
Measurements
| Coordinates | 39.9645, -100.8105 |
|---|---|
| Region | Yukon Flats; White Mountains and High Terrain South of the Yukon River; Upper Chena River Valley |
| Location Precision | country |
| Issuing Authority | United States of America — us-noaa-nws-en |
| Cap Urgency | Expected |
| Cap Certainty | Likely |
| Cap Expires | 2026-10-21T16:00:00-08:00 |
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 reportAlso reported by: WMO WMO
This event as JSON · API and licence
Source updated 1 hour ago (Oct 21, 2026 11:02 UTC) · we last heard from WMO Alert Hub (national weather services) 1 second 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: Yukon Flats; White Mountains and High Terrain South of the Yukon River; Upper Chena River Valley
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 →What to do
Follow the instructions issued by WMO Alert Hub (national weather services) and your local emergency services. The guidance below is background.
Hypothermia and frostbite prevention, home heating safety, and surviving being stranded in a vehicle.
Open Severe Cold & Winter Storm Safety →Earlier cold wave 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.