Powerful Winter Storm from the Upper Midwest into the Northeast; Severe Thunderstorms in the Midwest and Ohio Valley

A rapidly-intensifying storm is expected to bring heavy snow, blizzard conditions, and icing from the Upper Midwest through the Great Lakes and Northeast. Scattered severe thunderstorms may produce severe/damaging wind gusts and a couple of tornadoes across parts of the Midwest and lower Ohio Valley through the evening. Arctic air will expand across the central and southern U.S.. Read More >

Current conditions at

Hailey, Friedman Memorial Airport (KSUN)

Lat: 43.5°NLon: 114.3°WElev: 5318.0ft.

Clear

30°F

-1°C

Humidity 36%
Wind Speed SW 4 MPH
Barometer 30.46 in (1031.49 mb)
Dewpoint 7°F (-14°C)
Visibility 10.00 mi
Wind Chill26°F (-3°C)
Last update 28 Dec 02:47 PM MST
Extended Forecast for

Sun Valley ID

  • Tonight

    Tonight: Mostly clear, with a low around 9. Light north wind.

    Low: 9 °F

    Mostly Clear

  • Monday

    Monday: Sunny, with a high near 32. Light and variable wind.

    High: 32 °F

    Sunny

  • Monday Night

    Monday Night: Mostly clear, with a low around 16. Light and variable wind.

    Low: 16 °F

    Mostly Clear

  • Tuesday

    Tuesday: Sunny, with a high near 40. Light and variable wind.

    High: 40 °F

    Sunny

  • Tuesday Night

    Tuesday Night: Mostly clear, with a low around 23. Light north wind.

    Low: 23 °F

    Mostly Clear

  • Wednesday

    Wednesday: Mostly sunny, with a high near 43.

    High: 43 °F

    Mostly Sunny

  • Wednesday Night

    Wednesday Night: Mostly cloudy, with a low around 23.

    Low: 23 °F

    Mostly Cloudy

  • New Year's Day

    New Year's Day: A 20 percent chance of snow after 11am.  Partly sunny, with a high near 41.

    High: 41 °F

    Slight Chance
    Snow

  • Thursday Night

    Thursday Night: A 30 percent chance of snow, mainly after 11pm.  Mostly cloudy, with a low around 25.

    Low: 25 °F

    Chance Snow

Detailed Forecast

Tonight
Mostly clear, with a low around 9. Light north wind.
Monday
Sunny, with a high near 32. Light and variable wind.
Monday Night
Mostly clear, with a low around 16. Light and variable wind.
Tuesday
Sunny, with a high near 40. Light and variable wind.
Tuesday Night
Mostly clear, with a low around 23. Light north wind.
Wednesday
Mostly sunny, with a high near 43.
Wednesday Night
Mostly cloudy, with a low around 23.
New Year's Day
A 20 percent chance of snow after 11am. Partly sunny, with a high near 41.
Thursday Night
A 30 percent chance of snow, mainly after 11pm. Mostly cloudy, with a low around 25.
Friday
A chance of snow before 11am, then a chance of rain and snow. Snow level 6500 feet. Mostly cloudy, with a high near 38. Chance of precipitation is 40%.
Friday Night
A chance of rain and snow. Mostly cloudy, with a low around 21. Chance of precipitation is 40%.
Saturday
A 40 percent chance of snow. Partly sunny, with a high near 37.
Saturday Night
A 30 percent chance of snow. Mostly cloudy, with a low around 20.
Sunday
A 30 percent chance of snow. Partly sunny, with a high near 36.
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ABOUT THIS FORECAST

 
Point Forecast:
Sun Valley ID
 43.69°N 114.33°W (Elev. 6385 ft)
1:54 pm MST Dec 28, 2025
3pm MST Dec 28, 2025-6pm MST Jan 4, 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