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

29°F

-2°C

Humidity 37%
Wind Speed NW 9 MPH
Barometer 29.85 in (1010.84 mb)
Dewpoint 6°F (-14°C)
Visibility 10.00 mi
Wind Chill21°F (-6°C)
Last update 20 Feb 05:55 PM MST
Extended Forecast for

9 Miles NNW Mackay ID

  • Tonight

    Tonight: Partly cloudy, with a low around -3. Wind chill values as low as -21. West southwest wind around 14 mph, with gusts as high as 18 mph.

    Low: -3 °F

    Partly Cloudy

  • Saturday

    Saturday: Increasing clouds, with a high near 13. Wind chill values as low as -19. South southwest wind 14 to 18 mph, with gusts as high as 25 mph.

    High: 13 °F

    Increasing
    Clouds

  • Saturday Night

    Saturday Night: Mostly cloudy, with a low around 5. Wind chill values as low as -13. South wind around 18 mph, with gusts as high as 25 mph.

    Low: 5 °F

    Mostly Cloudy

  • Sunday

    Sunday: Sunny, with a high near 20. Wind chill values as low as -14. South wind 15 to 17 mph, with gusts as high as 23 mph.

    High: 20 °F

    Sunny

  • Sunday Night

    Sunday Night: Partly cloudy, with a low around 10. South wind around 17 mph becoming west southwest after midnight. Winds could gust as high as 23 mph.

    Low: 10 °F

    Partly Cloudy

  • Monday

    Monday: Partly sunny, with a high near 25.

    High: 25 °F

    Partly Sunny

  • Monday Night

    Monday Night: A 40 percent chance of snow, mainly after 11pm. Mostly cloudy, with a low around 19. Breezy. New snow accumulation of around an inch possible.

    Low: 19 °F

    Chance Snow
    and Breezy

  • Tuesday

    Tuesday: Snow. High near 25. Breezy. Chance of precipitation is 90%.

    High: 25 °F

    Snow and
    Breezy

  • Tuesday Night

    Tuesday Night: Snow likely, mainly before 11pm. Mostly cloudy, with a low around 11. Breezy. Chance of precipitation is 70%.

    Low: 11 °F

    Snow Likely
    and Breezy

Detailed Forecast

Tonight
Partly cloudy, with a low around -3. Wind chill values as low as -21. West southwest wind around 14 mph, with gusts as high as 18 mph.
Saturday
Increasing clouds, with a high near 13. Wind chill values as low as -19. South southwest wind 14 to 18 mph, with gusts as high as 25 mph.
Saturday Night
Mostly cloudy, with a low around 5. Wind chill values as low as -13. South wind around 18 mph, with gusts as high as 25 mph.
Sunday
Sunny, with a high near 20. Wind chill values as low as -14. South wind 15 to 17 mph, with gusts as high as 23 mph.
Sunday Night
Partly cloudy, with a low around 10. South wind around 17 mph becoming west southwest after midnight. Winds could gust as high as 23 mph.
Monday
Partly sunny, with a high near 25.
Monday Night
A 40 percent chance of snow, mainly after 11pm. Mostly cloudy, with a low around 19. Breezy. New snow accumulation of around an inch possible.
Tuesday
Snow. High near 25. Breezy. Chance of precipitation is 90%.
Tuesday Night
Snow likely, mainly before 11pm. Mostly cloudy, with a low around 11. Breezy. Chance of precipitation is 70%.
Wednesday
A 30 percent chance of snow. Partly sunny, with a high near 18. Breezy.
Wednesday Night
A 30 percent chance of snow. Mostly cloudy, with a low around 6.
Thursday
A 30 percent chance of snow. Partly sunny, with a high near 22.
Thursday Night
A 30 percent chance of snow. Mostly cloudy, with a low around 14. Breezy.
Friday
A 40 percent chance of snow. Partly sunny, with a high near 25. Breezy.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
9 Miles NNW Mackay ID
 44.05°N 113.65°W (Elev. 11194 ft)
Last Update:
4:31 pm MST Feb 20, 2026
Forecast Valid:
6pm 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