Major Winter Storm to Bring Heavy Snow and Ice Impacts; Dangerously Cold in the North-Central U.S.

A large, long-duration winter storm is expected to bring widespread heavy snow, sleet, and freezing rain from the Southern Rockies/Plains into the Mid-South beginning Friday, spreading eastward to the Mid-Atlantic and New England this weekend. An Arctic front will bring frigid temperatures and gusty winds that will lead to dangerous wind chills from the Northern Plains and Upper Midwest. Read More >

Current conditions at

Hailey, Friedman Memorial Airport (KSUN)

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

Clear

14°F

-10°C

Humidity 72%
Wind Speed N 0 MPH
Barometer 30.14 in (1020.66 mb)
Dewpoint 7°F (-14°C)
Visibility 10.00 mi
Last update 22 Jan 08:47 AM MST
Extended Forecast for

Sun Valley ID

  • Today

    Today: Partly sunny, with a high near 34. Light and variable wind.

    High: 34 °F

    Partly Sunny

  • Tonight

    Tonight: Mostly cloudy, with a low around 14. Light and variable wind.

    Low: 14 °F

    Mostly Cloudy

  • Friday

    Friday: Mostly sunny, with a high near 33. Light and variable wind becoming south southeast around 6 mph in the afternoon.

    High: 33 °F

    Mostly Sunny

  • Friday Night

    Friday Night: Mostly clear, with a low around 5. Wind chill values as low as -2. North wind around 6 mph.

    Low: 5 °F

    Mostly Clear

  • Saturday

    Saturday: Sunny, with a high near 27. North wind 3 to 6 mph.

    High: 27 °F

    Sunny

  • Saturday Night

    Saturday Night: Clear, with a low around 5.

    Low: 5 °F

    Clear

  • Sunday

    Sunday: Sunny, with a high near 32.

    High: 32 °F

    Sunny

  • Sunday Night

    Sunday Night: Mostly clear, with a low around 11.

    Low: 11 °F

    Mostly Clear

  • Monday

    Monday: Mostly sunny, with a high near 34.

    High: 34 °F

    Mostly Sunny

Detailed Forecast

Today
Partly sunny, with a high near 34. Light and variable wind.
Tonight
Mostly cloudy, with a low around 14. Light and variable wind.
Friday
Mostly sunny, with a high near 33. Light and variable wind becoming south southeast around 6 mph in the afternoon.
Friday Night
Mostly clear, with a low around 5. Wind chill values as low as -2. North wind around 6 mph.
Saturday
Sunny, with a high near 27. North wind 3 to 6 mph.
Saturday Night
Clear, with a low around 5.
Sunday
Sunny, with a high near 32.
Sunday Night
Mostly clear, with a low around 11.
Monday
Mostly sunny, with a high near 34.
Monday Night
Partly cloudy, with a low around 15.
Tuesday
Mostly sunny, with a high near 37.
Tuesday Night
Partly cloudy, with a low around 18.
Wednesday
Partly sunny, with a high near 38.
Basemap Options
Click map to change the forecast location
Loading map...

ABOUT THIS FORECAST

 
Point Forecast:
Sun Valley ID
 43.67°N 114.33°W (Elev. 6014 ft)
4:31 am MST Jan 22, 2026
9am MST Jan 22, 2026-6pm MST Jan 28, 2026
 
Get as KML Get as XML

Additional Resources

Radar & Satellite Image

Link to Local Radar Data Link to Satellite Data

Hourly Weather Forecast

National Digital Forecast Database