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

10°F

-12°C

Humidity 72%
Wind Speed N 0 MPH
Barometer 30.36 in (1028.11 mb)
Dewpoint 3°F (-16°C)
Visibility 10.00 mi
Last update 28 Dec 05:35 AM MST
Extended Forecast for

15 Miles ESE Challis ID

  • Today

    Today: Sunny, with a high near 12. Wind chill values as low as -13. Northwest wind 3 to 8 mph.

    High: 12 °F

    Sunny

  • Tonight

    Tonight: Mostly clear, with a temperature falling to near 8 by 8pm, then rising to around 12 during the remainder of the night. Wind chill values as low as -2. Southwest wind around 6 mph becoming northwest in the evening.

    Low: 8 °F

    Mostly Clear

  • Monday

    Monday: Sunny, with a high near 22. West northwest wind 5 to 7 mph.

    High: 22 °F

    Sunny

  • Monday Night

    Monday Night: Mostly clear, with a low around 16. Southwest wind 3 to 6 mph.

    Low: 16 °F

    Mostly Clear

  • Tuesday

    Tuesday: Mostly sunny, with a high near 25. West northwest wind 3 to 6 mph.

    High: 25 °F

    Mostly Sunny

  • Tuesday Night

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

    Low: 18 °F

    Partly Cloudy

  • Wednesday

    Wednesday: Sunny, with a high near 29.

    High: 29 °F

    Sunny

  • Wednesday Night

    Wednesday Night: Partly cloudy, with a low around 21.

    Low: 21 °F

    Partly Cloudy

  • New Year's Day

    New Year's Day: Partly sunny, with a high near 29.

    High: 29 °F

    Partly Sunny

Detailed Forecast

Today
Sunny, with a high near 12. Wind chill values as low as -13. Northwest wind 3 to 8 mph.
Tonight
Mostly clear, with a temperature falling to near 8 by 8pm, then rising to around 12 during the remainder of the night. Wind chill values as low as -2. Southwest wind around 6 mph becoming northwest in the evening.
Monday
Sunny, with a high near 22. West northwest wind 5 to 7 mph.
Monday Night
Mostly clear, with a low around 16. Southwest wind 3 to 6 mph.
Tuesday
Mostly sunny, with a high near 25. West northwest wind 3 to 6 mph.
Tuesday Night
Partly cloudy, with a low around 18.
Wednesday
Sunny, with a high near 29.
Wednesday Night
Partly cloudy, with a low around 21.
New Year's Day
Partly sunny, with a high near 29.
Thursday Night
Mostly cloudy, with a low around 23.
Friday
A 30 percent chance of snow. Mostly cloudy, with a high near 28.
Friday Night
A 30 percent chance of snow. Mostly cloudy, with a low around 17.
Saturday
A 20 percent chance of snow. Partly sunny, with a high near 23.
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ABOUT THIS FORECAST

 
Point Forecast:
15 Miles ESE Challis ID
 44.43°N 113.96°W (Elev. 8980 ft)
4:31 am MST Dec 28, 2025
5am 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