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

Late January Extreme Cold; Watching East Coast Storm Threat This Weekend

The next blast of Arctic air surges south down the Plains, across the Great Lakes and through the Southeast and East Friday through Saturday. This could be longest duration of cold in several decades. Forecast models are being closely monitored for potential of another significant winter storm to impact the eastern United States this coming weekend. Confidence in coastal impacts has increased. Read More >

Current conditions at

Challis - Challis Airport (KLLJ)

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

Overcast

36°F

2°C

Humidity 40%
Wind Speed N 0 MPH
Barometer 30.27 in (1025.06 mb)
Dewpoint 14°F (-10°C)
Visibility 10.00 mi
Last update 28 Jan 04:20 PM MST
Extended Forecast for

19 Miles SE Challis ID

  • Tonight

    Tonight: Mostly cloudy, with a low around 9. Wind chill values as low as -5. Northwest wind around 11 mph.

    Low: 9 °F

    Mostly Cloudy

  • Thursday

    Thursday: Mostly cloudy, with a high near 20. Wind chill values as low as -3. West wind around 10 mph.

    High: 20 °F

    Mostly Cloudy

  • Thursday Night

    Thursday Night: Mostly cloudy, with a low around 13. West southwest wind around 9 mph.

    Low: 13 °F

    Mostly Cloudy

  • Friday

    Friday: Mostly cloudy, with a high near 26. West southwest wind around 9 mph.

    High: 26 °F

    Mostly Cloudy

  • Friday Night

    Friday Night: Mostly cloudy, with a low around 18. South southwest wind 9 to 13 mph.

    Low: 18 °F

    Mostly Cloudy

  • Saturday

    Saturday: Mostly sunny, with a high near 29.

    High: 29 °F

    Mostly Sunny

  • Saturday Night

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

    Low: 20 °F

    Mostly Cloudy

  • Sunday

    Sunday: Partly sunny, with a high near 31.

    High: 31 °F

    Partly Sunny

  • Sunday Night

    Sunday Night: Mostly cloudy, with a low around 19.

    Low: 19 °F

    Mostly Cloudy

Detailed Forecast

Tonight
Mostly cloudy, with a low around 9. Wind chill values as low as -5. Northwest wind around 11 mph.
Thursday
Mostly cloudy, with a high near 20. Wind chill values as low as -3. West wind around 10 mph.
Thursday Night
Mostly cloudy, with a low around 13. West southwest wind around 9 mph.
Friday
Mostly cloudy, with a high near 26. West southwest wind around 9 mph.
Friday Night
Mostly cloudy, with a low around 18. South southwest wind 9 to 13 mph.
Saturday
Mostly sunny, with a high near 29.
Saturday Night
Mostly cloudy, with a low around 20.
Sunday
Partly sunny, with a high near 31.
Sunday Night
Mostly cloudy, with a low around 19.
Monday
Mostly sunny, with a high near 26.
Monday Night
Mostly cloudy, with a low around 15.
Tuesday
Mostly sunny, with a high near 24.
Tuesday Night
Mostly clear, with a low around 14.
Wednesday
Sunny, with a high near 28.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
19 Miles SE Challis ID
 44.32°N 113.94°W (Elev. 9528 ft)
Last Update:
4:31 pm MST Jan 28, 2026
Forecast Valid:
4pm MST Jan 28, 2026-6pm MST Feb 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