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

16°F

-9°C

Humidity 70%
Wind Speed N 0 MPH
Barometer 30.0 in (1015.92 mb)
Dewpoint 8°F (-13°C)
Visibility 10.00 mi
Last update 23 Jan 02:55 AM MST
Extended Forecast for

22 Miles NNW Mackay ID

  • Overnight

    Overnight: Mostly cloudy, with a low around 7. Wind chill values as low as -6. West wind around 7 mph.

    Low: 7 °F

    Mostly Cloudy

  • Friday

    Friday: Mostly cloudy, then gradually becoming sunny and cold, with a temperature rising to near 10 by noon, then falling to around 5 during the remainder of the day. Wind chill values as low as -15. North northwest wind 9 to 14 mph increasing to 15 to 20 mph in the afternoon. Winds could gust as high as 26 mph.

    High: 10 °F

    Cold

  • Friday Night

    Friday Night: Mostly clear, with a low around -4. Wind chill values as low as -22. North wind 11 to 17 mph, with gusts as high as 21 mph.

    Low: -4 °F

    Mostly Clear

  • Saturday

    Saturday: Sunny and cold, with a high near 5. Wind chill values as low as -23. Northwest wind 11 to 16 mph, with gusts as high as 23 mph.

    High: 5 °F

    Cold

  • Saturday Night

    Saturday Night: Mostly clear, with a low around -1. West wind around 17 mph, with gusts as high as 22 mph.

    Low: -1 °F

    Mostly Clear

  • Sunday

    Sunday: Sunny and cold, with a high near 9.

    High: 9 °F

    Cold

  • Sunday Night

    Sunday Night: Mostly clear, with a low around 3.

    Low: 3 °F

    Mostly Clear

  • Monday

    Monday: Mostly sunny, with a high near 17.

    High: 17 °F

    Mostly Sunny

  • Monday Night

    Monday Night: Mostly cloudy, with a low around 8.

    Low: 8 °F

    Mostly Cloudy

Detailed Forecast

Overnight
Mostly cloudy, with a low around 7. Wind chill values as low as -6. West wind around 7 mph.
Friday
Mostly cloudy, then gradually becoming sunny and cold, with a temperature rising to near 10 by noon, then falling to around 5 during the remainder of the day. Wind chill values as low as -15. North northwest wind 9 to 14 mph increasing to 15 to 20 mph in the afternoon. Winds could gust as high as 26 mph.
Friday Night
Mostly clear, with a low around -4. Wind chill values as low as -22. North wind 11 to 17 mph, with gusts as high as 21 mph.
Saturday
Sunny and cold, with a high near 5. Wind chill values as low as -23. Northwest wind 11 to 16 mph, with gusts as high as 23 mph.
Saturday Night
Mostly clear, with a low around -1. West wind around 17 mph, with gusts as high as 22 mph.
Sunday
Sunny and cold, with a high near 9.
Sunday Night
Mostly clear, with a low around 3.
Monday
Mostly sunny, with a high near 17.
Monday Night
Mostly cloudy, with a low around 8.
Tuesday
Mostly sunny, with a high near 18.
Tuesday Night
Partly cloudy, with a low around 10.
Wednesday
Mostly sunny, with a high near 22.
Wednesday Night
Mostly cloudy, with a low around 13.
Thursday
Mostly sunny, with a high near 21.
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ABOUT THIS FORECAST

 
Point Forecast:
22 Miles NNW Mackay ID
 44.2°N 113.8°W (Elev. 11401 ft)
3:01 am MST Jan 23, 2026
3am MST Jan 23, 2026-6pm MST Jan 29, 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