Tracking Late December Winter Storm Expected to Impact the Northern Plains through the Northeast U.S.

A winter storm system will rapidly intensify over the Midwest on Sunday and track through the Great Lakes on Monday. Periods of heavy snow are anticipated across the Upper Great Lakes late Sunday and continuing into Monday. At least 1/10 inch of ice accumulation is expected from a wintry mix across much of the interior Northeast U.S. starting Sunday afternoon. Read More >

Current conditions at

Challis - Challis Airport (KLLJ)

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

Clear

12°F

-11°C

Humidity 69%
Wind Speed N 0 MPH
Barometer 30.4 in (1029.46 mb)
Dewpoint 4°F (-16°C)
Visibility 10.00 mi
Last update 28 Dec 06:55 AM MST
Extended Forecast for

Challis ID

  • Today

    Today: Sunny, with a high near 24. Calm wind.

    High: 24 °F

    Sunny

  • Tonight

    Tonight: Mostly clear, with a low around 8. Calm wind.

    Low: 8 °F

    Mostly Clear

  • Monday

    Monday: Mostly sunny, with a high near 31. Calm wind.

    High: 31 °F

    Mostly Sunny

  • Monday Night

    Monday Night: Mostly clear, with a low around 14. Calm wind.

    Low: 14 °F

    Mostly Clear

  • Tuesday

    Tuesday: Mostly sunny, with a high near 36. Calm wind.

    High: 36 °F

    Mostly Sunny

  • Tuesday Night

    Tuesday Night: Partly cloudy, with a low around 17.

    Low: 17 °F

    Partly Cloudy

  • Wednesday

    Wednesday: Sunny, with a high near 42.

    High: 42 °F

    Sunny

  • Wednesday Night

    Wednesday Night: Partly cloudy, with a low around 19.

    Low: 19 °F

    Partly Cloudy

  • New Year's Day

    New Year's Day: Partly sunny, with a high near 43.

    High: 43 °F

    Partly Sunny

Detailed Forecast

Today
Sunny, with a high near 24. Calm wind.
Tonight
Mostly clear, with a low around 8. Calm wind.
Monday
Mostly sunny, with a high near 31. Calm wind.
Monday Night
Mostly clear, with a low around 14. Calm wind.
Tuesday
Mostly sunny, with a high near 36. Calm wind.
Tuesday Night
Partly cloudy, with a low around 17.
Wednesday
Sunny, with a high near 42.
Wednesday Night
Partly cloudy, with a low around 19.
New Year's Day
Partly sunny, with a high near 43.
Thursday Night
Mostly cloudy, with a low around 24.
Friday
A chance of rain and snow. Mostly cloudy, with a high near 43. Chance of precipitation is 30%.
Friday Night
A slight chance of rain and snow. Mostly cloudy, with a low around 21. Chance of precipitation is 20%.
Saturday
A 20 percent chance of snow. Partly sunny, with a high near 39.
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ABOUT THIS FORECAST

 
Point Forecast:
Challis ID
 44.53°N 114.23°W (Elev. 5184 ft)
4:31 am MST Dec 28, 2025
7am MST Dec 28, 2025-6pm MST Jan 3, 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