National Oceanic and Atmospheric Administration National Weather Service United States Department of Commerce

Winter Storm Bringing Widespread Hazardous Weather to the Eastern U.S.

A rapidly-intensifying winter storm continues to bring heavy snow, high winds, and blizzard conditions over the Upper Midwest and Great Lakes through today. An Arctic front will lead in a period of gusty to high winds and sharply colder temperatures over the entire eastern U.S. Heavy lake effect snow is then expected from Lakes Erie and Ontario through New Year's Day. Read More >

Current conditions at

Challis - Challis Airport (KLLJ)

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

Clear

23°F

-5°C

Humidity 49%
Wind Speed N 0 MPH
Barometer 30.57 in (1035.22 mb)
Dewpoint 7°F (-14°C)
Visibility 10.00 mi
Last update 29 Dec 12:35 PM MST
Extended Forecast for

19 Miles SE Challis ID

  • This Afternoon

    This Afternoon: Sunny, with a high near 22. West northwest wind around 7 mph.

    High: 22 °F

    Sunny

  • Tonight

    Tonight: Partly cloudy, with a low around 17. West wind 6 to 8 mph.

    Low: 17 °F

    Partly Cloudy

  • Tuesday

    Tuesday: Mostly sunny, with a high near 29. West northwest wind 6 to 8 mph.

    High: 29 °F

    Mostly Sunny

  • Tuesday Night

    Tuesday Night: Mostly clear, with a low around 17. West southwest wind 6 to 9 mph.

    Low: 17 °F

    Mostly Clear

  • Wednesday

    Wednesday: Mostly sunny, with a high near 28. West southwest wind 8 to 10 mph.

    High: 28 °F

    Mostly Sunny

  • Wednesday Night

    Wednesday Night: Mostly cloudy, with a low around 20.

    Low: 20 °F

    Mostly Cloudy

  • New Year's Day

    New Year's Day: A 20 percent chance of snow after 11am. Mostly cloudy, with a high near 24.

    High: 24 °F

    Slight Chance
    Snow

  • Thursday Night

    Thursday Night: A 20 percent chance of snow after 11pm. Mostly cloudy, with a low around 21.

    Low: 21 °F

    Slight Chance
    Snow

  • Friday

    Friday: A 30 percent chance of snow. Mostly cloudy, with a high near 25.

    High: 25 °F

    Chance Snow

Detailed Forecast

This Afternoon
Sunny, with a high near 22. West northwest wind around 7 mph.
Tonight
Partly cloudy, with a low around 17. West wind 6 to 8 mph.
Tuesday
Mostly sunny, with a high near 29. West northwest wind 6 to 8 mph.
Tuesday Night
Mostly clear, with a low around 17. West southwest wind 6 to 9 mph.
Wednesday
Mostly sunny, with a high near 28. West southwest wind 8 to 10 mph.
Wednesday Night
Mostly cloudy, with a low around 20.
New Year's Day
A 20 percent chance of snow after 11am. Mostly cloudy, with a high near 24.
Thursday Night
A 20 percent chance of snow after 11pm. Mostly cloudy, with a low around 21.
Friday
A 30 percent chance of snow. Mostly cloudy, with a high near 25.
Friday Night
A 30 percent chance of snow, mainly after 11pm. Mostly cloudy, with a low around 19.
Saturday
A 40 percent chance of snow. Mostly cloudy, with a high near 22.
Saturday Night
A 20 percent chance of snow. Mostly cloudy, with a low around 16.
Sunday
A 20 percent chance of snow. Mostly cloudy, with a high near 21.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
19 Miles SE Challis ID
 44.32°N 113.94°W (Elev. 9528 ft)
Last Update:
10:31 am MST Dec 29, 2025
Forecast Valid:
12pm MST Dec 29, 2025-6pm MST Jan 4, 2026
 
Forecast Discussion
 
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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

National Digital Forecast Database Maximum Temperature Forecast

High Temperature

National Digital Forecast Database Weather Element Forecast

Chance of Precipitation