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

21°F

-6°C

Humidity 53%
Wind Speed ESE 3 MPH
Barometer 29.96 in (1014.56 mb)
Dewpoint 7°F (-14°C)
Visibility 10.00 mi
Last update 20 Feb 09:35 PM MST
Extended Forecast for

6 Miles N Mackay ID

  • Tonight

    Tonight: Partly cloudy, with a low around 0. Wind chill values as low as -12. West wind around 7 mph.

    Low: 0 °F

    Partly Cloudy

  • Saturday

    Saturday: Increasing clouds, with a high near 17. Wind chill values as low as -11. West southwest wind 6 to 11 mph becoming south in the afternoon. Winds could gust as high as 21 mph.

    High: 17 °F

    Increasing
    Clouds

  • Saturday Night

    Saturday Night: Mostly cloudy, with a low around 7. Wind chill values as low as -4. South wind 8 to 10 mph, with gusts as high as 21 mph.

    Low: 7 °F

    Mostly Cloudy

  • Sunday

    Sunday: Sunny, with a high near 24. Wind chill values as low as -3. South southeast wind 7 to 10 mph, with gusts as high as 20 mph.

    High: 24 °F

    Sunny

  • Sunday Night

    Sunday Night: Partly cloudy, with a low around 12. South wind 8 to 10 mph becoming west after midnight.

    Low: 12 °F

    Partly Cloudy

  • Monday

    Monday: Partly sunny, with a high near 29.

    High: 29 °F

    Partly Sunny

  • Monday Night

    Monday Night: A 40 percent chance of snow, mainly after 11pm.  Mostly cloudy, with a low around 22. New snow accumulation of less than one inch possible.

    Low: 22 °F

    Chance Snow

  • Tuesday

    Tuesday: Snow.  High near 29. Chance of precipitation is 90%.

    High: 29 °F

    Snow

  • Tuesday Night

    Tuesday Night: Snow likely, mainly before 11pm.  Mostly cloudy, with a low around 14. Chance of precipitation is 70%.

    Low: 14 °F

    Snow Likely
    then Chance
    Snow

Detailed Forecast

Tonight
Partly cloudy, with a low around 0. Wind chill values as low as -12. West wind around 7 mph.
Saturday
Increasing clouds, with a high near 17. Wind chill values as low as -11. West southwest wind 6 to 11 mph becoming south in the afternoon. Winds could gust as high as 21 mph.
Saturday Night
Mostly cloudy, with a low around 7. Wind chill values as low as -4. South wind 8 to 10 mph, with gusts as high as 21 mph.
Sunday
Sunny, with a high near 24. Wind chill values as low as -3. South southeast wind 7 to 10 mph, with gusts as high as 20 mph.
Sunday Night
Partly cloudy, with a low around 12. South wind 8 to 10 mph becoming west after midnight.
Monday
Partly sunny, with a high near 29.
Monday Night
A 40 percent chance of snow, mainly after 11pm. Mostly cloudy, with a low around 22. New snow accumulation of less than one inch possible.
Tuesday
Snow. High near 29. Chance of precipitation is 90%.
Tuesday Night
Snow likely, mainly before 11pm. Mostly cloudy, with a low around 14. Chance of precipitation is 70%.
Wednesday
A 30 percent chance of snow. Partly sunny, with a high near 23.
Wednesday Night
A 30 percent chance of snow. Partly cloudy, with a low around 9.
Thursday
A 30 percent chance of snow. Partly sunny, with a high near 26.
Thursday Night
A 30 percent chance of snow. Mostly cloudy, with a low around 16.
Friday
A 40 percent chance of snow. Partly sunny, with a high near 29.
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ABOUT THIS FORECAST

 
Point Forecast:
6 Miles N Mackay ID
 44.01°N 113.61°W (Elev. 9623 ft)
4:31 pm MST Feb 20, 2026
9pm MST Feb 20, 2026-6pm MST Feb 27, 2026
 
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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