Tracking Late December Winter Storm Expected to Impact the Northern Plains through the Northeast U.S.

A winter storm system will rapidly intensify over the Midwest on Sunday and track through the Great Lakes on Monday. Periods of heavy snow are anticipated across the Upper Great Lakes late Sunday and continuing into Monday. At least 1/10 inch of ice accumulation is expected from a wintry mix across much of the interior Northeast U.S. starting Sunday afternoon. Read More >

Current conditions at

Hailey, Friedman Memorial Airport (KSUN)

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

Partly Cloudy

32°F

0°C

Humidity 54%
Wind Speed SSW 8 MPH
Barometer 29.76 in (1007.79 mb)
Dewpoint 17°F (-8°C)
Visibility 10.00 mi
Wind Chill25°F (-4°C)
Last update 27 Dec 06:55 AM MST
Extended Forecast for

16 Miles NE Sun Valley ID

  • Today

    Today: A 40 percent chance of snow after 1pm.  Mostly sunny, with a high near 23. Wind chill values as low as -1. West northwest wind 13 to 17 mph, with gusts as high as 34 mph.  Total daytime snow accumulation of less than a half inch possible.

    High: 23 °F

    Chance Snow

  • Tonight

    Tonight: Partly cloudy, with a low around 0. Wind chill values as low as -12. Northwest wind 6 to 10 mph becoming south southwest after midnight. Winds could gust as high as 23 mph.

    Low: 0 °F

    Partly Cloudy

  • Sunday

    Sunday: Sunny, with a high near 23. Wind chill values as low as -10. Southwest wind around 6 mph becoming calm  in the morning.

    High: 23 °F

    Sunny

  • Sunday Night

    Sunday Night: Clear, with a low around 9. Light west northwest wind.

    Low: 9 °F

    Clear

  • Monday

    Monday: Sunny, with a high near 34. Calm wind.

    High: 34 °F

    Sunny

  • Monday Night

    Monday Night: Mostly clear, with a low around 18.

    Low: 18 °F

    Mostly Clear

  • Tuesday

    Tuesday: Mostly sunny, with a high near 38.

    High: 38 °F

    Mostly Sunny

  • Tuesday Night

    Tuesday Night: Partly cloudy, with a low around 21.

    Low: 21 °F

    Partly Cloudy

  • Wednesday

    Wednesday: Sunny, with a high near 42.

    High: 42 °F

    Sunny

Detailed Forecast

Today
A 40 percent chance of snow after 1pm. Mostly sunny, with a high near 23. Wind chill values as low as -1. West northwest wind 13 to 17 mph, with gusts as high as 34 mph. Total daytime snow accumulation of less than a half inch possible.
Tonight
Partly cloudy, with a low around 0. Wind chill values as low as -12. Northwest wind 6 to 10 mph becoming south southwest after midnight. Winds could gust as high as 23 mph.
Sunday
Sunny, with a high near 23. Wind chill values as low as -10. Southwest wind around 6 mph becoming calm in the morning.
Sunday Night
Clear, with a low around 9. Light west northwest wind.
Monday
Sunny, with a high near 34. Calm wind.
Monday Night
Mostly clear, with a low around 18.
Tuesday
Mostly sunny, with a high near 38.
Tuesday Night
Partly cloudy, with a low around 21.
Wednesday
Sunny, with a high near 42.
Wednesday Night
Mostly clear, with a low around 25.
New Year's Day
Mostly sunny, with a high near 41.
Thursday Night
A 20 percent chance of snow. Mostly cloudy, with a low around 25.
Friday
A 50 percent chance of snow. Partly sunny, with a high near 37.
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ABOUT THIS FORECAST

 
Point Forecast:
16 Miles NE Sun Valley ID
 43.85°N 114.09°W (Elev. 7205 ft)
4:31 am MST Dec 27, 2025
7am MST Dec 27, 2025-6pm MST Jan 2, 2026
 
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Additional Resources

Radar & Satellite Image

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Hourly Weather Forecast

National Digital Forecast Database