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 53%
Wind Speed NW 9 MPH
Barometer 30.07 in (1018.29 mb)
Dewpoint 7°F (-14°C)
Visibility 10.00 mi
Wind Chill11°F (-12°C)
Last update 23 Jan 09:30 PM MST
Extended Forecast for

18 Miles NNW Mackay ID

  • Tonight

    Tonight: Mostly clear, with a low around -6. Wind chill values as low as -28. North wind 15 to 17 mph, with gusts as high as 20 mph.

    Low: -6 °F

    Mostly Clear

  • Saturday

    Saturday: Mostly sunny and cold, with a high near 4. Wind chill values as low as -28. North northwest wind around 17 mph, with gusts as high as 24 mph.

    High: 4 °F

    Cold

  • Saturday Night

    Saturday Night: Partly cloudy, with a low around -2. Wind chill values as low as -25. Breezy, with a west wind 17 to 22 mph.

    Low: -2 °F

    Partly Cloudy
    then Mostly
    Clear and
    Breezy

  • Sunday

    Sunday: Sunny and cold, with a high near 9. Wind chill values as low as -26. Breezy, with a west wind 14 to 23 mph.

    High: 9 °F

    Sunny and
    Breezy then
    Sunny

  • Sunday Night

    Sunday Night: Mostly clear, with a low around 2. West southwest wind 11 to 17 mph.

    Low: 2 °F

    Mostly Clear

  • Monday

    Monday: Mostly sunny, with a high near 16.

    High: 16 °F

    Mostly Sunny

  • Monday Night

    Monday Night: Mostly cloudy, with a low around 7.

    Low: 7 °F

    Mostly Cloudy

  • Tuesday

    Tuesday: Mostly sunny, with a high near 18.

    High: 18 °F

    Mostly Sunny

  • Tuesday Night

    Tuesday Night: Partly cloudy, with a low around 8.

    Low: 8 °F

    Partly Cloudy

Detailed Forecast

Tonight
Mostly clear, with a low around -6. Wind chill values as low as -28. North wind 15 to 17 mph, with gusts as high as 20 mph.
Saturday
Mostly sunny and cold, with a high near 4. Wind chill values as low as -28. North northwest wind around 17 mph, with gusts as high as 24 mph.
Saturday Night
Partly cloudy, with a low around -2. Wind chill values as low as -25. Breezy, with a west wind 17 to 22 mph.
Sunday
Sunny and cold, with a high near 9. Wind chill values as low as -26. Breezy, with a west wind 14 to 23 mph.
Sunday Night
Mostly clear, with a low around 2. West southwest wind 11 to 17 mph.
Monday
Mostly sunny, with a high near 16.
Monday Night
Mostly cloudy, with a low around 7.
Tuesday
Mostly sunny, with a high near 18.
Tuesday Night
Partly cloudy, with a low around 8.
Wednesday
Mostly sunny, with a high near 20.
Wednesday Night
Mostly cloudy, with a low around 12.
Thursday
Mostly sunny, with a high near 21.
Thursday Night
Mostly cloudy, with a low around 12.
Friday
Mostly sunny, with a high near 22.
Basemap Options
Click map to change the forecast location
Loading map...

ABOUT THIS FORECAST

 
Point Forecast:
18 Miles NNW Mackay ID
 44.14°N 113.79°W (Elev. 11106 ft)
4:31 pm MST Jan 23, 2026
9pm MST Jan 23, 2026-6pm MST Jan 30, 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