Significant Winter Storm to Bring Heavy Snow and Ice Impacts; Dangerously Cold Temperatures Expands Across the East

A significant, long-duration winter storm will bring widespread heavy snow, sleet, and freezing rain from the Southern Rockies to New England through Monday. Widespread travel disruptions, prolonged power outages, and vast tree damage is likely. Frigid temperatures, gusty winds, and dangerous wind chills will expand from the north-central US to the Southern Plains, MS Valley, and Midwest. Read More >

Current conditions at

Challis - Challis Airport (KLLJ)

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

Clear

21°F

-6°C

Humidity 44%
Wind Speed WNW 8 MPH
Barometer 30.02 in (1016.59 mb)
Dewpoint 3°F (-16°C)
Visibility 10.00 mi
Wind Chill11°F (-12°C)
Last update 24 Jan 05:30 PM MST
Extended Forecast for

18 Miles NNW Mackay ID

  • Tonight

    Tonight: Partly cloudy, with a low around -1. Wind chill values as low as -25. Blustery, with a northwest wind 17 to 23 mph, with gusts as high as 26 mph.

    Low: -1 °F

    Partly Cloudy
    then Partly
    Cloudy and
    Blustery

  • Sunday

    Sunday: Partly sunny, then gradually becoming sunny and cold, with a high near 7. Wind chill values as low as -24. Blustery, with a north northwest wind 13 to 23 mph, with gusts as high as 28 mph.

    High: 7 °F

    Mostly Sunny
    and Blustery
    then Sunny

  • Sunday Night

    Sunday Night: Mostly clear, with a low around 2. Wind chill values as low as -17. West northwest wind 10 to 17 mph becoming southwest after midnight.

    Low: 2 °F

    Mostly Clear

  • Monday

    Monday: Increasing clouds, with a high near 16. Wind chill values as low as -15. West southwest wind 13 to 17 mph, with gusts as high as 20 mph.

    High: 16 °F

    Increasing
    Clouds

  • Monday Night

    Monday Night: Mostly cloudy, with a low around 7. West wind 14 to 17 mph.

    Low: 7 °F

    Mostly Cloudy

  • Tuesday

    Tuesday: Sunny, with a high near 18.

    High: 18 °F

    Sunny

  • Tuesday Night

    Tuesday Night: Mostly clear, with a low around 9.

    Low: 9 °F

    Mostly Clear

  • Wednesday

    Wednesday: Mostly sunny, with a high near 21.

    High: 21 °F

    Mostly Sunny

  • Wednesday Night

    Wednesday Night: Mostly cloudy, with a low around 9.

    Low: 9 °F

    Mostly Cloudy

Detailed Forecast

Tonight
Partly cloudy, with a low around -1. Wind chill values as low as -25. Blustery, with a northwest wind 17 to 23 mph, with gusts as high as 26 mph.
Sunday
Partly sunny, then gradually becoming sunny and cold, with a high near 7. Wind chill values as low as -24. Blustery, with a north northwest wind 13 to 23 mph, with gusts as high as 28 mph.
Sunday Night
Mostly clear, with a low around 2. Wind chill values as low as -17. West northwest wind 10 to 17 mph becoming southwest after midnight.
Monday
Increasing clouds, with a high near 16. Wind chill values as low as -15. West southwest wind 13 to 17 mph, with gusts as high as 20 mph.
Monday Night
Mostly cloudy, with a low around 7. West wind 14 to 17 mph.
Tuesday
Sunny, with a high near 18.
Tuesday Night
Mostly clear, with a low around 9.
Wednesday
Mostly sunny, with a high near 21.
Wednesday Night
Mostly cloudy, with a low around 9.
Thursday
Partly sunny, with a high near 20.
Thursday Night
Partly cloudy, with a low around 12.
Friday
Partly sunny, with a high near 23.
Friday Night
Mostly cloudy, with a low around 14.
Saturday
Partly sunny, with a high near 25.
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ABOUT THIS FORECAST

 
Point Forecast:
18 Miles NNW Mackay ID
 44.14°N 113.79°W (Elev. 11106 ft)
4:31 pm MST Jan 24, 2026
5pm MST Jan 24, 2026-6pm MST Jan 31, 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