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

23°F

-5°C

Humidity 49%
Wind Speed N 0 MPH
Barometer 29.96 in (1014.56 mb)
Dewpoint 7°F (-14°C)
Visibility 10.00 mi
Last update 20 Feb 09:20 PM MST
Extended Forecast for

22 Miles SE Challis ID

  • Tonight

    Tonight: Partly cloudy, with a low around 0. Wind chill values as low as -19. Southwest wind around 16 mph.

    Low: 0 °F

    Partly Cloudy

  • Saturday

    Saturday: Increasing clouds, with a high near 15. Wind chill values as low as -17. South wind 17 to 21 mph, with gusts as high as 26 mph.

    High: 15 °F

    Increasing
    Clouds

  • Saturday Night

    Saturday Night: Mostly cloudy, with a low around 9. Wind chill values as low as -11. Breezy, with a south wind around 23 mph, with gusts as high as 28 mph.

    Low: 9 °F

    Mostly Cloudy
    and Breezy

  • Sunday

    Sunday: Sunny, with a high near 25. Wind chill values as low as -11. Breezy, with a south wind 18 to 22 mph, with gusts as high as 25 mph.

    High: 25 °F

    Mostly Sunny
    and Breezy
    then Sunny

  • Sunday Night

    Sunday Night: Partly cloudy, with a low around 14. Breezy, with a south wind around 22 mph, with gusts as high as 25 mph.

    Low: 14 °F

    Partly Cloudy
    and Breezy

  • Monday

    Monday: Partly sunny, with a high near 28.

    High: 28 °F

    Partly Sunny

  • Monday Night

    Monday Night: A 40 percent chance of snow, mainly after 11pm. Mostly cloudy, with a low around 23. Breezy. New snow accumulation of less than one inch possible.

    Low: 23 °F

    Chance Snow
    and Breezy

  • Tuesday

    Tuesday: Snow. High near 27. Breezy. Chance of precipitation is 80%.

    High: 27 °F

    Snow and
    Breezy

  • Tuesday Night

    Tuesday Night: Snow likely, mainly before 11pm. Mostly cloudy, with a low around 15. Breezy. Chance of precipitation is 60%.

    Low: 15 °F

    Snow Likely
    and Breezy

Detailed Forecast

Tonight
Partly cloudy, with a low around 0. Wind chill values as low as -19. Southwest wind around 16 mph.
Saturday
Increasing clouds, with a high near 15. Wind chill values as low as -17. South wind 17 to 21 mph, with gusts as high as 26 mph.
Saturday Night
Mostly cloudy, with a low around 9. Wind chill values as low as -11. Breezy, with a south wind around 23 mph, with gusts as high as 28 mph.
Sunday
Sunny, with a high near 25. Wind chill values as low as -11. Breezy, with a south wind 18 to 22 mph, with gusts as high as 25 mph.
Sunday Night
Partly cloudy, with a low around 14. Breezy, with a south wind around 22 mph, with gusts as high as 25 mph.
Monday
Partly sunny, with a high near 28.
Monday Night
A 40 percent chance of snow, mainly after 11pm. Mostly cloudy, with a low around 23. Breezy. New snow accumulation of less than one inch possible.
Tuesday
Snow. High near 27. Breezy. Chance of precipitation is 80%.
Tuesday Night
Snow likely, mainly before 11pm. Mostly cloudy, with a low around 15. Breezy. Chance of precipitation is 60%.
Wednesday
A 30 percent chance of snow, mainly before 11am. Partly sunny, with a high near 20. Breezy.
Wednesday Night
A 20 percent chance of snow. Partly cloudy, with a low around 10. Breezy.
Thursday
A 30 percent chance of snow. Partly sunny, with a high near 25.
Thursday Night
A 30 percent chance of snow. Mostly cloudy, with a low around 16. Breezy.
Friday
A 30 percent chance of snow. Partly sunny, with a high near 27. Breezy.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
22 Miles SE Challis ID
 44.28°N 113.9°W (Elev. 10587 ft)
Last Update:
4:31 pm MST Feb 20, 2026
Forecast Valid:
9pm MST Feb 20, 2026-6pm MST Feb 27, 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