High-Impact and Far-Reaching Winter Storm Continues; Cold Expands and Persists

A major winter storm will shift its impacts into the Northeast U.S. with heavy snow through tonight while over the Mid-Atlantic, sleet and freezing rain will diminish. Extremely cold air behind the storm will prolong dangerous travel and infrastructure impacts. Sub-zero low temperatures are expected nearly every morning from the Northern Plains through the Ohio Valley and into the Northeast. Read More >

Current conditions at

Challis - Challis Airport (KLLJ)

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

Clear

32°F

0°C

Humidity 26%
Wind Speed NW 3 MPH
Barometer 30.17 in (1021.67 mb)
Dewpoint 1°F (-17°C)
Visibility 10.00 mi
Last update 25 Jan 04:35 PM MST
Extended Forecast for

14 Miles NNW Mackay ID

  • Tonight

    Tonight: Mostly clear, with a low around 3. Wind chill values as low as -14. West wind 8 to 14 mph, with gusts as high as 18 mph.

    Low: 3 °F

    Mostly Clear

  • Monday

    Monday: Increasing clouds, with a high near 18. Wind chill values as low as -12. West wind 10 to 13 mph.

    High: 18 °F

    Increasing
    Clouds

  • Monday Night

    Monday Night: Mostly cloudy, then gradually becoming mostly clear, with a low around 8. Wind chill values as low as -8. West wind 10 to 13 mph.

    Low: 8 °F

    Decreasing
    Clouds

  • Tuesday

    Tuesday: Sunny, with a high near 21. Wind chill values as low as -8. West wind 9 to 14 mph, with gusts as high as 18 mph.

    High: 21 °F

    Sunny

  • Tuesday Night

    Tuesday Night: Mostly cloudy, with a low around 12. West wind 6 to 11 mph.

    Low: 12 °F

    Mostly Cloudy

  • Wednesday

    Wednesday: Partly sunny, with a high near 22.

    High: 22 °F

    Partly Sunny

  • Wednesday Night

    Wednesday Night: Partly cloudy, with a low around 10.

    Low: 10 °F

    Partly Cloudy

  • Thursday

    Thursday: Mostly sunny, with a high near 23.

    High: 23 °F

    Mostly Sunny

  • Thursday Night

    Thursday Night: Partly cloudy, with a low around 13.

    Low: 13 °F

    Partly Cloudy

Detailed Forecast

Tonight
Mostly clear, with a low around 3. Wind chill values as low as -14. West wind 8 to 14 mph, with gusts as high as 18 mph.
Monday
Increasing clouds, with a high near 18. Wind chill values as low as -12. West wind 10 to 13 mph.
Monday Night
Mostly cloudy, then gradually becoming mostly clear, with a low around 8. Wind chill values as low as -8. West wind 10 to 13 mph.
Tuesday
Sunny, with a high near 21. Wind chill values as low as -8. West wind 9 to 14 mph, with gusts as high as 18 mph.
Tuesday Night
Mostly cloudy, with a low around 12. West wind 6 to 11 mph.
Wednesday
Partly sunny, with a high near 22.
Wednesday Night
Partly cloudy, with a low around 10.
Thursday
Mostly sunny, with a high near 23.
Thursday Night
Partly cloudy, with a low around 13.
Friday
Partly sunny, with a high near 26.
Friday Night
Mostly cloudy, with a low around 17.
Saturday
Partly sunny, with a high near 28.
Saturday Night
Mostly cloudy, with a low around 18.
Sunday
Mostly sunny, with a high near 28.
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ABOUT THIS FORECAST

 
Point Forecast:
14 Miles NNW Mackay ID
 44.08°N 113.74°W (Elev. 10069 ft)
4:31 pm MST Jan 25, 2026
4pm MST Jan 25, 2026-6pm MST Feb 1, 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