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

14°F

-10°C

Humidity 66%
Wind Speed N 0 MPH
Barometer 30.05 in (1017.61 mb)
Dewpoint 5°F (-15°C)
Visibility 10.00 mi
Last update 25 Jan 01:20 AM MST
Extended Forecast for

17 Miles NNW Mackay ID

  • Overnight

    Overnight: Partly cloudy, with a low around 7. Wind chill values as low as -9. Northwest wind 10 to 13 mph, with gusts as high as 23 mph.

    Low: 7 °F

    Partly Cloudy

  • Sunday

    Sunday: Sunny, with a high near 20. Wind chill values as low as -9. West northwest wind 6 to 13 mph, with gusts as high as 24 mph.

    High: 20 °F

    Sunny

  • Sunday Night

    Sunday Night: Mostly clear, with a low around 10. Southwest wind 3 to 7 mph.

    Low: 10 °F

    Mostly Clear

  • Monday

    Monday: Mostly sunny, with a high near 29. Wind chill values as low as zero. West southwest wind around 7 mph.

    High: 29 °F

    Mostly Sunny

  • Monday Night

    Monday Night: Mostly cloudy, with a low around 15. West southwest wind around 7 mph.

    Low: 15 °F

    Mostly Cloudy

  • Tuesday

    Tuesday: Sunny, with a high near 31.

    High: 31 °F

    Sunny

  • Tuesday Night

    Tuesday Night: Mostly clear, with a low around 17.

    Low: 17 °F

    Mostly Clear

  • Wednesday

    Wednesday: Mostly sunny, with a high near 34.

    High: 34 °F

    Mostly Sunny

  • Wednesday Night

    Wednesday Night: Partly cloudy, with a low around 19.

    Low: 19 °F

    Partly Cloudy

Detailed Forecast

Overnight
Partly cloudy, with a low around 7. Wind chill values as low as -9. Northwest wind 10 to 13 mph, with gusts as high as 23 mph.
Sunday
Sunny, with a high near 20. Wind chill values as low as -9. West northwest wind 6 to 13 mph, with gusts as high as 24 mph.
Sunday Night
Mostly clear, with a low around 10. Southwest wind 3 to 7 mph.
Monday
Mostly sunny, with a high near 29. Wind chill values as low as zero. West southwest wind around 7 mph.
Monday Night
Mostly cloudy, with a low around 15. West southwest wind around 7 mph.
Tuesday
Sunny, with a high near 31.
Tuesday Night
Mostly clear, with a low around 17.
Wednesday
Mostly sunny, with a high near 34.
Wednesday Night
Partly cloudy, with a low around 19.
Thursday
Mostly sunny, with a high near 34.
Thursday Night
Partly cloudy, with a low around 20.
Friday
Mostly sunny, with a high near 36.
Friday Night
Mostly cloudy, with a low around 22.
Saturday
Mostly sunny, with a high near 38.
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ABOUT THIS FORECAST

 
Point Forecast:
17 Miles NNW Mackay ID
 44.15°N 113.7°W (Elev. 7877 ft)
10:31 pm MST Jan 24, 2026
1am 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