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

30°F

-1°C

Humidity 33%
Wind Speed NW 10 MPH
Barometer 29.84 in (1010.5 mb)
Dewpoint 5°F (-15°C)
Visibility 10.00 mi
Wind Chill21°F (-6°C)
Last update 20 Feb 05:35 PM MST
Extended Forecast for

23 Miles NW Mackay ID

  • Tonight

    Tonight: Partly cloudy, with a low around 6. Wind chill values as low as -1. Northwest wind around 6 mph becoming light and variable  in the evening.

    Low: 6 °F

    Partly Cloudy

  • Saturday

    Saturday: Mostly sunny, with a high near 25. Wind chill values as low as -1. South southeast wind 5 to 9 mph becoming southwest in the morning.

    High: 25 °F

    Mostly Sunny

  • Saturday Night

    Saturday Night: Mostly cloudy, with a low around 15. South southeast wind around 9 mph.

    Low: 15 °F

    Mostly Cloudy

  • Sunday

    Sunday: Sunny, with a high near 33. South wind 6 to 8 mph.

    High: 33 °F

    Sunny

  • Sunday Night

    Sunday Night: Partly cloudy, with a low around 20. South wind 6 to 8 mph.

    Low: 20 °F

    Partly Cloudy

  • Monday

    Monday: Partly sunny, with a high near 36.

    High: 36 °F

    Partly Sunny

  • Monday Night

    Monday Night: A 40 percent chance of snow, mainly after 11pm.  Mostly cloudy, with a low around 30. New snow accumulation of less than a half inch possible.

    Low: 30 °F

    Chance Snow

  • Tuesday

    Tuesday: Snow before 11am, then snow, possibly mixed with rain.  High near 36. Chance of precipitation is 80%.

    High: 36 °F

    Rain/Snow

  • Tuesday Night

    Tuesday Night: Rain and snow likely, becoming all snow after 8pm.  Mostly cloudy, with a low around 22. Chance of precipitation is 60%.

    Low: 22 °F

    Rain/Snow
    Likely then
    Chance Snow

Detailed Forecast

Tonight
Partly cloudy, with a low around 6. Wind chill values as low as -1. Northwest wind around 6 mph becoming light and variable in the evening.
Saturday
Mostly sunny, with a high near 25. Wind chill values as low as -1. South southeast wind 5 to 9 mph becoming southwest in the morning.
Saturday Night
Mostly cloudy, with a low around 15. South southeast wind around 9 mph.
Sunday
Sunny, with a high near 33. South wind 6 to 8 mph.
Sunday Night
Partly cloudy, with a low around 20. South wind 6 to 8 mph.
Monday
Partly sunny, with a high near 36.
Monday Night
A 40 percent chance of snow, mainly after 11pm. Mostly cloudy, with a low around 30. New snow accumulation of less than a half inch possible.
Tuesday
Snow before 11am, then snow, possibly mixed with rain. High near 36. Chance of precipitation is 80%.
Tuesday Night
Rain and snow likely, becoming all snow after 8pm. Mostly cloudy, with a low around 22. Chance of precipitation is 60%.
Wednesday
A 30 percent chance of snow. Partly sunny, with a high near 30.
Wednesday Night
A 20 percent chance of snow. Partly cloudy, with a low around 16.
Thursday
A 30 percent chance of snow. Partly sunny, with a high near 33.
Thursday Night
A 30 percent chance of snow. Mostly cloudy, with a low around 23.
Friday
A 30 percent chance of snow. Partly sunny, with a high near 36.
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ABOUT THIS FORECAST

 
Point Forecast:
23 Miles NW Mackay ID
 44.17°N 113.88°W (Elev. 6821 ft)
4:31 pm MST Feb 20, 2026
5pm 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