National Oceanic and Atmospheric Administration National Weather Service United States Department of Commerce

Critical Fire Weather in the Southern High Plains; Heavy Snow in the Great Lakes and Northeast U.S.

Gusty winds and low relative humidity will bring elevated to critical fire weather conditions to the southern High Plains through the weekend. A winter storm will track across the Great Lakes and Northeast U.S. into Saturday with areas of wintry mix and heavy snow from northern New York through southern Maine. Read More >

Current conditions at

Challis - Challis Airport (KLLJ)

Lat: 44.523°NLon: 114.21611°WElev: 5026.0ft.

Clear

10°F

-12°C

Humidity 72%
Wind Speed N 0 MPH
Barometer 29.73 in (1006.77 mb)
Dewpoint 3°F (-16°C)
Visibility 10.00 mi
Last update 20 Feb 07:20 AM MST
Extended Forecast for

15 Miles ESE Challis ID

  • Today

    Today: Partly sunny, with a high near 13. Wind chill values as low as -13. West wind 10 to 16 mph, with gusts as high as 24 mph.

    High: 13 °F

    Partly Sunny

  • Tonight

    Tonight: Partly cloudy, with a low around 6. Wind chill values as low as -11. South southwest wind around 15 mph, with gusts as high as 21 mph.

    Low: 6 °F

    Partly Cloudy

  • Saturday

    Saturday: Mostly sunny, with a high near 23. Wind chill values as low as -8. South wind 14 to 17 mph, with gusts as high as 25 mph.

    High: 23 °F

    Mostly Sunny

  • Saturday Night

    Saturday Night: Mostly cloudy, with a low around 15. Wind chill values as low as -2. Breezy, with a south southeast wind 17 to 22 mph, with gusts as high as 31 mph.

    Low: 15 °F

    Mostly Cloudy
    and Breezy
    then Mostly
    Cloudy

  • Sunday

    Sunday: Sunny, with a high near 32. South southeast wind 16 to 18 mph, with gusts as high as 26 mph.

    High: 32 °F

    Sunny

  • Sunday Night

    Sunday Night: Partly cloudy, with a low around 21. Breezy.

    Low: 21 °F

    Mostly Clear
    and Breezy
    then Partly
    Cloudy

  • Monday

    Monday: Partly sunny, with a high near 35.

    High: 35 °F

    Partly Sunny

  • Monday Night

    Monday Night: A 50 percent chance of snow, mainly after 11pm. Mostly cloudy, with a low around 28. Breezy.

    Low: 28 °F

    Chance Snow
    and Breezy

  • Tuesday

    Tuesday: Snow likely. Mostly cloudy, with a high near 31. Breezy. Chance of precipitation is 70%.

    High: 31 °F

    Snow Likely
    and Breezy

Detailed Forecast

Today
Partly sunny, with a high near 13. Wind chill values as low as -13. West wind 10 to 16 mph, with gusts as high as 24 mph.
Tonight
Partly cloudy, with a low around 6. Wind chill values as low as -11. South southwest wind around 15 mph, with gusts as high as 21 mph.
Saturday
Mostly sunny, with a high near 23. Wind chill values as low as -8. South wind 14 to 17 mph, with gusts as high as 25 mph.
Saturday Night
Mostly cloudy, with a low around 15. Wind chill values as low as -2. Breezy, with a south southeast wind 17 to 22 mph, with gusts as high as 31 mph.
Sunday
Sunny, with a high near 32. South southeast wind 16 to 18 mph, with gusts as high as 26 mph.
Sunday Night
Partly cloudy, with a low around 21. Breezy.
Monday
Partly sunny, with a high near 35.
Monday Night
A 50 percent chance of snow, mainly after 11pm. Mostly cloudy, with a low around 28. Breezy.
Tuesday
Snow likely. Mostly cloudy, with a high near 31. Breezy. Chance of precipitation is 70%.
Tuesday Night
A 50 percent chance of snow. Mostly cloudy, with a low around 21. Breezy.
Wednesday
A 30 percent chance of snow. Partly sunny, with a high near 29. Breezy.
Wednesday Night
A 20 percent chance of snow. Partly cloudy, with a low around 18. Breezy.
Thursday
A 30 percent chance of snow. Partly sunny, with a high near 31.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
15 Miles ESE Challis ID
 44.43°N 113.96°W (Elev. 8980 ft)
Last Update:
4:31 am MST Feb 20, 2026
Forecast Valid:
7am MST Feb 20, 2026-6pm MST Feb 26, 2026
 
Forecast Discussion
 
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Additional Resources

Radar & Satellite Image

Link to Local Radar Data Link to Satellite Data

Hourly Weather Forecast

National Digital Forecast Database

National Digital Forecast Database Maximum Temperature Forecast

High Temperature

National Digital Forecast Database Weather Element Forecast

Chance of Precipitation