Major Winter Storm to Bring Heavy Snow and Ice Impacts; Dangerously Cold in the North-Central U.S.

A large, long-duration winter storm is expected to bring widespread heavy snow, sleet, and freezing rain from the Southern Rockies/Plains into the Mid-South beginning Friday, spreading eastward to the Mid-Atlantic and New England this weekend. An Arctic front will bring frigid temperatures and gusty winds that will lead to dangerous wind chills from the Northern Plains and Upper Midwest. Read More >

Current conditions at

Challis - Challis Airport (KLLJ)

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

Clear

9°F

-13°C

Humidity 78%
Wind Speed N 0 MPH
Barometer 30.15 in (1021.0 mb)
Dewpoint 3°F (-16°C)
Visibility 10.00 mi
Last update 22 Jan 08:20 AM MST
Extended Forecast for

9 Miles N Mackay ID

  • Today

    Today: Partly sunny, with a high near 21. Wind chill values as low as -1. West northwest wind 6 to 13 mph.

    High: 21 °F

    Partly Sunny

  • Tonight

    Tonight: Mostly cloudy, with a low around 9. Wind chill values as low as -6. West wind 7 to 13 mph.

    Low: 9 °F

    Mostly Cloudy

  • Friday

    Friday: Mostly cloudy, then gradually becoming sunny, with a temperature rising to near 14 by noon, then falling to around 7 during the remainder of the day. Wind chill values as low as -13. West northwest wind 14 to 17 mph, with gusts as high as 25 mph.

    High: 14 °F

    Decreasing
    Clouds

  • Friday Night

    Friday Night: Mostly clear, with a low around -1. Wind chill values as low as -21. Blustery, with a west northwest wind 20 to 22 mph, with gusts as high as 26 mph.

    Low: -1 °F

    Mostly Clear
    and Blustery

  • Saturday

    Saturday: Sunny and cold, with a high near 6. Blustery, with a west northwest wind 16 to 22 mph, with gusts as high as 26 mph.

    High: 6 °F

    Sunny and
    Blustery then
    Sunny

  • Saturday Night

    Saturday Night: Mostly clear, with a low around 1.

    Low: 1 °F

    Mostly Clear

  • Sunday

    Sunday: Sunny, with a high near 15.

    High: 15 °F

    Sunny

  • Sunday Night

    Sunday Night: Mostly clear, with a low around 5.

    Low: 5 °F

    Mostly Clear

  • Monday

    Monday: Mostly sunny, with a high near 18.

    High: 18 °F

    Mostly Sunny

Detailed Forecast

Today
Partly sunny, with a high near 21. Wind chill values as low as -1. West northwest wind 6 to 13 mph.
Tonight
Mostly cloudy, with a low around 9. Wind chill values as low as -6. West wind 7 to 13 mph.
Friday
Mostly cloudy, then gradually becoming sunny, with a temperature rising to near 14 by noon, then falling to around 7 during the remainder of the day. Wind chill values as low as -13. West northwest wind 14 to 17 mph, with gusts as high as 25 mph.
Friday Night
Mostly clear, with a low around -1. Wind chill values as low as -21. Blustery, with a west northwest wind 20 to 22 mph, with gusts as high as 26 mph.
Saturday
Sunny and cold, with a high near 6. Blustery, with a west northwest wind 16 to 22 mph, with gusts as high as 26 mph.
Saturday Night
Mostly clear, with a low around 1.
Sunday
Sunny, with a high near 15.
Sunday Night
Mostly clear, with a low around 5.
Monday
Mostly sunny, with a high near 18.
Monday Night
Mostly cloudy, with a low around 10.
Tuesday
Mostly sunny, with a high near 20.
Tuesday Night
Partly cloudy, with a low around 12.
Wednesday
Mostly sunny, with a high near 24.
Basemap Options
Click map to change the forecast location
Loading map...

ABOUT THIS FORECAST

 
Point Forecast:
9 Miles N Mackay ID
 44.05°N 113.62°W (Elev. 11401 ft)
4:31 am MST Jan 22, 2026
8am MST Jan 22, 2026-6pm MST Jan 28, 2026
 
Get as KML Get as XML

Additional Resources

Radar & Satellite Image

Link to Local Radar Data Link to Satellite Data

Hourly Weather Forecast

National Digital Forecast Database