Powerful Winter Storm from the Upper Midwest into the Northeast; Severe Thunderstorms in the Midwest and Ohio Valley

A rapidly-intensifying storm is expected to bring heavy snow, blizzard conditions, and icing from the Upper Midwest through the Great Lakes and Northeast. Scattered severe thunderstorms may produce severe/damaging wind gusts and a couple of tornadoes across parts of the Midwest and lower Ohio Valley through the evening. Arctic air will expand across the central and southern U.S.. Read More >

Current conditions at

Challis - Challis Airport (KLLJ)

Lat: 44.523°NLon: 114.21611°WElev: 5026.0ft.

Clear

27°F

-3°C

Humidity 32%
Wind Speed N 0 MPH
Barometer 30.48 in (1032.17 mb)
Dewpoint 1°F (-17°C)
Visibility 10.00 mi
Last update 28 Dec 04:05 PM MST
Extended Forecast for

9 Miles N Mackay ID

  • Tonight

    Tonight: Mostly clear, with a temperature rising to around 9 by 5am. Wind chill values as low as -8. West wind 9 to 11 mph.

    Low: 6 °F

    Mostly Clear

  • Monday

    Monday: Sunny, with a high near 22. Wind chill values as low as -3. West wind 5 to 10 mph becoming light west northwest.

    High: 22 °F

    Sunny

  • Monday Night

    Monday Night: Mostly clear, with a low around 16. West northwest wind 6 to 10 mph.

    Low: 16 °F

    Mostly Clear

  • Tuesday

    Tuesday: Mostly sunny, with a high near 25. West northwest wind 5 to 10 mph becoming light  in the afternoon.

    High: 25 °F

    Mostly Sunny

  • Tuesday Night

    Tuesday Night: Mostly clear, with a low around 24. West northwest wind 6 to 10 mph.

    Low: 24 °F

    Mostly Clear

  • Wednesday

    Wednesday: Mostly sunny, with a high near 26.

    High: 26 °F

    Mostly Sunny

  • Wednesday Night

    Wednesday Night: Mostly cloudy, with a low around 18.

    Low: 18 °F

    Mostly Cloudy

  • New Year's Day

    New Year's Day: A 20 percent chance of snow after 11am.  Partly sunny, with a high near 23.

    High: 23 °F

    Slight Chance
    Snow

  • Thursday Night

    Thursday Night: A 20 percent chance of snow.  Mostly cloudy, with a low around 17.

    Low: 17 °F

    Slight Chance
    Snow

Detailed Forecast

Tonight
Mostly clear, with a temperature rising to around 9 by 5am. Wind chill values as low as -8. West wind 9 to 11 mph.
Monday
Sunny, with a high near 22. Wind chill values as low as -3. West wind 5 to 10 mph becoming light west northwest.
Monday Night
Mostly clear, with a low around 16. West northwest wind 6 to 10 mph.
Tuesday
Mostly sunny, with a high near 25. West northwest wind 5 to 10 mph becoming light in the afternoon.
Tuesday Night
Mostly clear, with a low around 24. West northwest wind 6 to 10 mph.
Wednesday
Mostly sunny, with a high near 26.
Wednesday Night
Mostly cloudy, with a low around 18.
New Year's Day
A 20 percent chance of snow after 11am. Partly sunny, with a high near 23.
Thursday Night
A 20 percent chance of snow. Mostly cloudy, with a low around 17.
Friday
A 30 percent chance of snow. Mostly cloudy, with a high near 22.
Friday Night
A 40 percent chance of snow. Mostly cloudy, with a low around 16.
Saturday
A 40 percent chance of snow. Mostly cloudy, with a high near 21.
Saturday Night
A 30 percent chance of snow. Mostly cloudy, with a low around 13.
Sunday
A 30 percent chance of snow. Partly sunny, with a high near 20.
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ABOUT THIS FORECAST

 
Point Forecast:
9 Miles N Mackay ID
 44.05°N 113.62°W (Elev. 11401 ft)
1:54 pm MST Dec 28, 2025
4pm MST Dec 28, 2025-6pm MST Jan 4, 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