Significant Winter Storm to Bring Heavy Snow and Ice Impacts; Dangerously Cold Temperatures Expands Across the East; Severe Storm Threat in the Gulf States Sunday

A significant winter storm is underway, bringing widespread heavy snow, sleet, and freezing rain from the Southern Rockies to New England through Monday. Extremely cold air will follow, prolonging dangerous travel and infrastructure impacts into next week. Severe thunderstorms may produce damaging gusts and tornadoes across the eastern Gulf Coast states Sunday morning and afternoon. Read More >

Current conditions at

Challis - Challis Airport (KLLJ)

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

Overcast

16°F

-9°C

Humidity 66%
Wind Speed N 0 MPH
Barometer 30.06 in (1017.95 mb)
Dewpoint 7°F (-14°C)
Visibility 10.00 mi
Last update 25 Jan 03:05 AM MST
Extended Forecast for

11 Miles NNW Mackay ID

  • Overnight

    Overnight: Partly cloudy, with a steady temperature around 4. Wind chill values as low as -20. Blustery, with a north northwest wind around 25 mph, with gusts as high as 28 mph.

    Low: 4 °F

    Partly Cloudy
    and Blustery

  • Sunday

    Sunday: Partly sunny, then gradually becoming sunny, with a high near 11. Wind chill values as low as -23. Blustery, with a north northwest wind 20 to 25 mph decreasing to 13 to 18 mph in the afternoon. Winds could gust as high as 29 mph.

    High: 11 °F

    Mostly Sunny
    and Blustery
    then Sunny

  • Sunday Night

    Sunday Night: Mostly clear, with a low around 4. Wind chill values as low as -14. West wind 10 to 17 mph, with gusts as high as 20 mph.

    Low: 4 °F

    Mostly Clear

  • Monday

    Monday: Mostly sunny, with a high near 20. Wind chill values as low as -13. West wind 11 to 17 mph, with gusts as high as 20 mph.

    High: 20 °F

    Mostly Sunny

  • Monday Night

    Monday Night: Mostly cloudy, with a low around 9. West wind 13 to 16 mph.

    Low: 9 °F

    Mostly Cloudy

  • Tuesday

    Tuesday: Sunny, with a high near 22.

    High: 22 °F

    Sunny

  • Tuesday Night

    Tuesday Night: Partly cloudy, with a low around 12.

    Low: 12 °F

    Partly Cloudy

  • Wednesday

    Wednesday: Partly sunny, with a high near 22.

    High: 22 °F

    Partly Sunny

  • Wednesday Night

    Wednesday Night: Partly cloudy, with a low around 13.

    Low: 13 °F

    Partly Cloudy

Detailed Forecast

Overnight
Partly cloudy, with a steady temperature around 4. Wind chill values as low as -20. Blustery, with a north northwest wind around 25 mph, with gusts as high as 28 mph.
Sunday
Partly sunny, then gradually becoming sunny, with a high near 11. Wind chill values as low as -23. Blustery, with a north northwest wind 20 to 25 mph decreasing to 13 to 18 mph in the afternoon. Winds could gust as high as 29 mph.
Sunday Night
Mostly clear, with a low around 4. Wind chill values as low as -14. West wind 10 to 17 mph, with gusts as high as 20 mph.
Monday
Mostly sunny, with a high near 20. Wind chill values as low as -13. West wind 11 to 17 mph, with gusts as high as 20 mph.
Monday Night
Mostly cloudy, with a low around 9. West wind 13 to 16 mph.
Tuesday
Sunny, with a high near 22.
Tuesday Night
Partly cloudy, with a low around 12.
Wednesday
Partly sunny, with a high near 22.
Wednesday Night
Partly cloudy, with a low around 13.
Thursday
Mostly sunny, with a high near 23.
Thursday Night
Partly cloudy, with a low around 15.
Friday
Partly sunny, with a high near 24.
Friday Night
Mostly cloudy, with a low around 17.
Saturday
Partly sunny, with a high near 25.
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ABOUT THIS FORECAST

 
Point Forecast:
11 Miles NNW Mackay ID
 44.06°N 113.71°W (Elev. 10755 ft)
2:42 am MST Jan 25, 2026
3am MST Jan 25, 2026-6pm MST Jan 31, 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