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

Hailey, Friedman Memorial Airport (KSUN)

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

Clear

21°F

-6°C

Humidity 79%
Wind Speed SSE 6 MPH
Barometer 30.16 in (1021.34 mb)
Dewpoint 16°F (-9°C)
Visibility 10.00 mi
Wind Chill13°F (-11°C)
Last update 25 Jan 10:47 AM MST
Extended Forecast for

Sun Valley ID

  • Today

    Today: Sunny, with a high near 30. West southwest wind around 5 mph becoming south in the afternoon.

    High: 30 °F

    Sunny

  • Tonight

    Tonight: Patchy fog between 8pm and 11pm.  Otherwise, mostly clear, with a low around 9. North wind 3 to 5 mph.

    Low: 9 °F

    Patchy Fog
    then Mostly
    Clear

  • Monday

    Monday: Partly sunny, with a high near 35. North wind around 5 mph becoming calm.

    High: 35 °F

    Partly Sunny

  • Monday Night

    Monday Night: Patchy fog after 3am.  Otherwise, partly cloudy, with a low around 12. Light and variable wind becoming north northwest around 5 mph after midnight.

    Low: 12 °F

    Mostly Cloudy
    then Patchy
    Fog

  • Tuesday

    Tuesday: Sunny, with a high near 33. North northwest wind around 5 mph becoming calm  in the morning.

    High: 33 °F

    Sunny

  • Tuesday Night

    Tuesday Night: Areas of fog before 10pm.  Otherwise, partly cloudy, with a low around 16.

    Low: 16 °F

    Areas Fog
    then Mostly
    Cloudy

  • Wednesday

    Wednesday: Partly sunny, with a high near 41.

    High: 41 °F

    Partly Sunny

  • Wednesday Night

    Wednesday Night: Partly cloudy, with a low around 17.

    Low: 17 °F

    Partly Cloudy

  • Thursday

    Thursday: Mostly sunny, with a high near 41.

    High: 41 °F

    Mostly Sunny

Detailed Forecast

Today
Sunny, with a high near 30. West southwest wind around 5 mph becoming south in the afternoon.
Tonight
Patchy fog between 8pm and 11pm. Otherwise, mostly clear, with a low around 9. North wind 3 to 5 mph.
Monday
Partly sunny, with a high near 35. North wind around 5 mph becoming calm.
Monday Night
Patchy fog after 3am. Otherwise, partly cloudy, with a low around 12. Light and variable wind becoming north northwest around 5 mph after midnight.
Tuesday
Sunny, with a high near 33. North northwest wind around 5 mph becoming calm in the morning.
Tuesday Night
Areas of fog before 10pm. Otherwise, partly cloudy, with a low around 16.
Wednesday
Partly sunny, with a high near 41.
Wednesday Night
Partly cloudy, with a low around 17.
Thursday
Mostly sunny, with a high near 41.
Thursday Night
Partly cloudy, with a low around 19.
Friday
Partly sunny, with a high near 43.
Friday Night
Mostly cloudy, with a low around 23.
Saturday
Mostly sunny, with a high near 45.
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ABOUT THIS FORECAST

 
Point Forecast:
Sun Valley ID
 43.67°N 114.33°W (Elev. 6014 ft)
10:31 am MST Jan 25, 2026
11am 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