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 critical fire weather to the southern High Plains Friday. A winter storm will track across the Great Lakes and Northeast U.S. Friday 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

14°F

-10°C

Humidity 63%
Wind Speed N 0 MPH
Barometer 29.69 in (1005.42 mb)
Dewpoint 4°F (-16°C)
Visibility 10.00 mi
Last update 20 Feb 12:55 AM MST
Extended Forecast for

18 Miles NW Mackay ID

  • Overnight

    Overnight: Partly cloudy, with a low around 0. Wind chill values as low as -7. Light southwest wind.

    Low: 0 °F

    Partly Cloudy

  • Friday

    Friday: Mostly sunny, with a high near 20. Wind chill values as low as -8. West wind 3 to 7 mph.

    High: 20 °F

    Mostly Sunny

  • Friday Night

    Friday Night: Partly cloudy, with a low around 2. Wind chill values as low as -9. Northwest wind around 5 mph becoming southwest after midnight.

    Low: 2 °F

    Partly Cloudy

  • Saturday

    Saturday: Mostly sunny, with a high near 26. Wind chill values as low as -8. South southeast wind 6 to 10 mph.

    High: 26 °F

    Mostly Sunny

  • Saturday Night

    Saturday Night: Mostly cloudy, with a low around 11. South southeast wind 7 to 11 mph.

    Low: 11 °F

    Mostly Cloudy

  • Sunday

    Sunday: Sunny, with a high near 34.

    High: 34 °F

    Sunny

  • Sunday Night

    Sunday Night: Partly cloudy, with a low around 18.

    Low: 18 °F

    Partly Cloudy

  • Monday

    Monday: Partly sunny, with a high near 38.

    High: 38 °F

    Partly Sunny

  • Monday Night

    Monday Night: A chance of snow before 5am, then rain likely, possibly mixed with snow.  Mostly cloudy, with a low around 28. Chance of precipitation is 60%.

    Low: 28 °F

    Chance Snow
    then
    Rain/Snow
    Likely

Detailed Forecast

Overnight
Partly cloudy, with a low around 0. Wind chill values as low as -7. Light southwest wind.
Friday
Mostly sunny, with a high near 20. Wind chill values as low as -8. West wind 3 to 7 mph.
Friday Night
Partly cloudy, with a low around 2. Wind chill values as low as -9. Northwest wind around 5 mph becoming southwest after midnight.
Saturday
Mostly sunny, with a high near 26. Wind chill values as low as -8. South southeast wind 6 to 10 mph.
Saturday Night
Mostly cloudy, with a low around 11. South southeast wind 7 to 11 mph.
Sunday
Sunny, with a high near 34.
Sunday Night
Partly cloudy, with a low around 18.
Monday
Partly sunny, with a high near 38.
Monday Night
A chance of snow before 5am, then rain likely, possibly mixed with snow. Mostly cloudy, with a low around 28. Chance of precipitation is 60%.
Tuesday
Rain and snow likely, becoming all snow after 8am. Mostly cloudy, with a high near 37. Chance of precipitation is 70%.
Tuesday Night
A 50 percent chance of snow. Mostly cloudy, with a low around 20.
Wednesday
A 30 percent chance of snow. Partly sunny, with a high near 33.
Wednesday Night
A 30 percent chance of snow. Mostly cloudy, with a low around 18.
Thursday
A 30 percent chance of snow. Partly sunny, with a high near 35.
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ABOUT THIS FORECAST

 
Point Forecast:
18 Miles NW Mackay ID
 44.09°N 113.9°W (Elev. 6276 ft)
11:46 pm MST Feb 19, 2026
1am MST Feb 20, 2026-6pm MST Feb 26, 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