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

25°F

-4°C

Humidity 43%
Wind Speed NW 10 MPH
Barometer 30.03 in (1016.93 mb)
Dewpoint 6°F (-14°C)
Visibility 10.00 mi
Wind Chill15°F (-9°C)
Last update 23 Jan 06:55 PM MST
Extended Forecast for

7 Miles NNE Mackay ID

  • Tonight

    Tonight: Mostly clear, with a low around -4. Wind chill values as low as -29. Blustery, with a north northwest wind around 23 mph.

    Low: -4 °F

    Mostly Clear
    and Blustery

  • Saturday

    Saturday: Sunny and cold, with a high near 6. Wind chill values as low as -29. Blustery, with a north northwest wind 18 to 23 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. Wind chill values as low as -26. Blustery, with a west northwest wind 20 to 28 mph.

    Low: -1 °F

    Mostly Clear
    and Blustery

  • Sunday

    Sunday: Sunny, with a high near 11. Wind chill values as low as -27. Blustery, with a west northwest wind 24 to 29 mph decreasing to 15 to 20 mph in the afternoon.

    High: 11 °F

    Sunny and
    Blustery then
    Sunny

  • Sunday Night

    Sunday Night: Mostly clear, with a low around 3. West wind 13 to 17 mph, with gusts as high as 20 mph.

    Low: 3 °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: Sunny, with a high near 20.

    High: 20 °F

    Sunny

  • Tuesday Night

    Tuesday Night: Partly cloudy, with a low around 9.

    Low: 9 °F

    Partly Cloudy

Detailed Forecast

Tonight
Mostly clear, with a low around -4. Wind chill values as low as -29. Blustery, with a north northwest wind around 23 mph.
Saturday
Sunny and cold, with a high near 6. Wind chill values as low as -29. Blustery, with a north northwest wind 18 to 23 mph, with gusts as high as 26 mph.
Saturday Night
Mostly clear, with a low around -1. Wind chill values as low as -26. Blustery, with a west northwest wind 20 to 28 mph.
Sunday
Sunny, with a high near 11. Wind chill values as low as -27. Blustery, with a west northwest wind 24 to 29 mph decreasing to 15 to 20 mph in the afternoon.
Sunday Night
Mostly clear, with a low around 3. West wind 13 to 17 mph, with gusts as high as 20 mph.
Monday
Mostly sunny, with a high near 16.
Monday Night
Mostly cloudy, with a low around 7.
Tuesday
Sunny, with a high near 20.
Tuesday Night
Partly cloudy, with a low around 9.
Wednesday
Mostly sunny, with a high near 21.
Wednesday Night
Mostly cloudy, with a low around 12.
Thursday
Mostly sunny, with a high near 22.
Thursday Night
Partly cloudy, with a low around 13.
Friday
Mostly sunny, with a high near 23.
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ABOUT THIS FORECAST

 
Point Forecast:
7 Miles NNE Mackay ID
 44.01°N 113.58°W (Elev. 10722 ft)
4:31 pm MST Jan 23, 2026
7pm 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