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

19°F

-7°C

Humidity 57%
Wind Speed NNW 8 MPH
Barometer 30.08 in (1018.63 mb)
Dewpoint 7°F (-14°C)
Visibility 10.00 mi
Wind Chill9°F (-13°C)
Last update 23 Jan 10:20 PM MST
Extended Forecast for

23 Miles NW Mackay ID

  • Tonight

    Tonight: Mostly clear, with a low around 4. Light north wind.

    Low: 4 °F

    Mostly Clear

  • Saturday

    Saturday: Sunny, with a high near 18. Wind chill values as low as -1. Calm wind becoming northwest 5 to 7 mph in the afternoon.

    High: 18 °F

    Sunny

  • Saturday Night

    Saturday Night: Mostly clear, with a low around 6. Wind chill values as low as -2. West northwest wind around 6 mph.

    Low: 6 °F

    Mostly Clear

  • Sunday

    Sunday: Sunny, with a high near 22. Wind chill values as low as -4. West northwest wind 3 to 6 mph.

    High: 22 °F

    Sunny

  • Sunday Night

    Sunday Night: Mostly clear, with a low around 11. Southwest wind 3 to 5 mph.

    Low: 11 °F

    Mostly Clear

  • Monday

    Monday: Mostly sunny, with a high near 29.

    High: 29 °F

    Mostly Sunny

  • Monday Night

    Monday Night: Mostly cloudy, with a low around 15.

    Low: 15 °F

    Mostly Cloudy

  • Tuesday

    Tuesday: Sunny, with a high near 31.

    High: 31 °F

    Sunny

  • Tuesday Night

    Tuesday Night: Partly cloudy, with a low around 18.

    Low: 18 °F

    Partly Cloudy

Detailed Forecast

Tonight
Mostly clear, with a low around 4. Light north wind.
Saturday
Sunny, with a high near 18. Wind chill values as low as -1. Calm wind becoming northwest 5 to 7 mph in the afternoon.
Saturday Night
Mostly clear, with a low around 6. Wind chill values as low as -2. West northwest wind around 6 mph.
Sunday
Sunny, with a high near 22. Wind chill values as low as -4. West northwest wind 3 to 6 mph.
Sunday Night
Mostly clear, with a low around 11. Southwest wind 3 to 5 mph.
Monday
Mostly sunny, with a high near 29.
Monday Night
Mostly cloudy, with a low around 15.
Tuesday
Sunny, with a high near 31.
Tuesday Night
Partly cloudy, with a low around 18.
Wednesday
Mostly sunny, with a high near 34.
Wednesday Night
Mostly cloudy, with a low around 21.
Thursday
Mostly sunny, with a high near 34.
Thursday Night
Mostly cloudy, with a low around 21.
Friday
Mostly sunny, with a high near 36.
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ABOUT THIS FORECAST

 
Point Forecast:
23 Miles NW Mackay ID
 44.17°N 113.88°W (Elev. 6821 ft)
10:31 pm MST Jan 23, 2026
10pm MST Jan 23, 2026-6pm MST Jan 30, 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