National Oceanic and Atmospheric Administration National Weather Service United States Department of Commerce

Rapid Warm-Up Forecast Across Much of the Lower 48 Today and Tuesday

Most of the U.S. starts the week calm and unseasonably warm. The Heartland will be warmest, with highs 25–30° above average. Only the Gulf Coast stays chilly. Rain today is limited to western Washington while lake effect snow continues east of Lake Ontario. Cooler air returns after Tuesday, bringing a wintry mix to the Midwest and Northeast by Wednesday. Read More >

Current conditions at

Hailey, Friedman Memorial Airport (KSUN)

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

Clear

27°F

-3°C

Humidity 73%
Wind Speed NW 8 MPH
Barometer 30.53 in (1033.86 mb)
Dewpoint 19°F (-7°C)
Visibility 10.00 mi
Wind Chill19°F (-7°C)
Last update 12 Jan 05:35 AM MST
Extended Forecast for

Sun Valley ID

  • Today

    Today: Mostly sunny, with a high near 42. North northwest wind around 5 mph becoming calm in the morning.

    High: 42 °F

    Mostly Sunny

  • Tonight

    Tonight: Mostly clear, with a low around 26. North wind 3 to 5 mph.

    Low: 26 °F

    Mostly Clear

  • Tuesday

    Tuesday: Mostly sunny, with a high near 46. Northwest wind 3 to 5 mph.

    High: 46 °F

    Mostly Sunny

  • Tuesday Night

    Tuesday Night: Partly cloudy, with a low around 25. North wind around 6 mph.

    Low: 25 °F

    Partly Cloudy

  • Wednesday

    Wednesday: Sunny, with a high near 48. North wind around 5 mph becoming calm in the morning.

    High: 48 °F

    Sunny

  • Wednesday Night

    Wednesday Night: Clear, with a low around 22.

    Low: 22 °F

    Clear

  • Thursday

    Thursday: Sunny, with a high near 45.

    High: 45 °F

    Sunny

  • Thursday Night

    Thursday Night: Clear, with a low around 19.

    Low: 19 °F

    Clear

  • Friday

    Friday: Sunny, with a high near 42.

    High: 42 °F

    Sunny

Detailed Forecast

Today
Mostly sunny, with a high near 42. North northwest wind around 5 mph becoming calm in the morning.
Tonight
Mostly clear, with a low around 26. North wind 3 to 5 mph.
Tuesday
Mostly sunny, with a high near 46. Northwest wind 3 to 5 mph.
Tuesday Night
Partly cloudy, with a low around 25. North wind around 6 mph.
Wednesday
Sunny, with a high near 48. North wind around 5 mph becoming calm in the morning.
Wednesday Night
Clear, with a low around 22.
Thursday
Sunny, with a high near 45.
Thursday Night
Clear, with a low around 19.
Friday
Sunny, with a high near 42.
Friday Night
Mostly clear, with a low around 21.
Saturday
Sunny, with a high near 44.
Saturday Night
Mostly clear, with a low around 23.
Sunday
Sunny, with a high near 44.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Sun Valley ID
 43.69°N 114.33°W (Elev. 6385 ft)
Last Update:
4:31 am MST Jan 12, 2026
Forecast Valid:
5am MST Jan 12, 2026-6pm MST Jan 18, 2026
 
Forecast Discussion
 
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Additional Resources

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