Tracking Atmospheric River in the Northwest U.S. and Clipper with Winter Weather in the Northeast U.S.

A prolonged atmospheric river will continue to bring gusty winds, heavy rainfall which may lead to urban and river flooding with possible landslides, and heavy inter-mountain snow over the Pacific Northwest into the northern Rockies through Thursday. A clipper will cross the Great Lakes and Northeast U.S. into Thursday with areas of moderate to heavy snow and mixed wintry precipitation. Read More >

Current conditions at

Hailey, Friedman Memorial Airport (KSUN)

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

Clear

34°F

1°C

Humidity 93%
Wind Speed NNW 8 MPH
Barometer 30.24 in (1024.04 mb)
Dewpoint 32°F (0°C)
Visibility 10.00 mi
Wind Chill27°F (-3°C)
Last update 11 Dec 12:15 AM MST
Extended Forecast for

Sun Valley ID

  • Overnight

    Overnight: Partly cloudy, with a low around 29. North wind around 7 mph.

    Low: 29 °F

    Partly Cloudy

  • Thursday

    Thursday: Mostly sunny, with a high near 49. West northwest wind 6 to 10 mph.

    High: 49 °F

    Mostly Sunny

  • Thursday Night

    Thursday Night: Mostly cloudy, with a low around 29. North northwest wind 6 to 8 mph.

    Low: 29 °F

    Mostly Cloudy

  • Friday

    Friday: Mostly sunny, with a high near 50. North northwest wind 5 to 8 mph becoming west in the afternoon.

    High: 50 °F

    Mostly Sunny

  • Friday Night

    Friday Night: Mostly clear, with a low around 26. Northwest wind around 7 mph.

    Low: 26 °F

    Mostly Clear

  • Saturday

    Saturday: Mostly sunny, with a high near 51.

    High: 51 °F

    Mostly Sunny

  • Saturday Night

    Saturday Night: Partly cloudy, with a low around 26.

    Low: 26 °F

    Partly Cloudy

  • Sunday

    Sunday: Sunny, with a high near 49.

    High: 49 °F

    Sunny

  • Sunday Night

    Sunday Night: Partly cloudy, with a low around 26.

    Low: 26 °F

    Partly Cloudy

Detailed Forecast

Overnight
Partly cloudy, with a low around 29. North wind around 7 mph.
Thursday
Mostly sunny, with a high near 49. West northwest wind 6 to 10 mph.
Thursday Night
Mostly cloudy, with a low around 29. North northwest wind 6 to 8 mph.
Friday
Mostly sunny, with a high near 50. North northwest wind 5 to 8 mph becoming west in the afternoon.
Friday Night
Mostly clear, with a low around 26. Northwest wind around 7 mph.
Saturday
Mostly sunny, with a high near 51.
Saturday Night
Partly cloudy, with a low around 26.
Sunday
Sunny, with a high near 49.
Sunday Night
Partly cloudy, with a low around 26.
Monday
A slight chance of rain and snow before 2pm, then a slight chance of rain between 2pm and 5pm, then a chance of rain and snow after 5pm. Snow level rising to 6800 feet in the afternoon. Mostly sunny, with a high near 48. Chance of precipitation is 30%.
Monday Night
Rain and snow likely. Snow level 7200 feet. Mostly cloudy, with a low around 29. Chance of precipitation is 60%.
Tuesday
A chance of rain and snow. Snow level 7200 feet. Partly sunny, with a high near 44. Chance of precipitation is 50%.
Tuesday Night
Rain and snow likely. Snow level 6900 feet lowering to 6000 feet after midnight . Mostly cloudy, with a low around 24. Chance of precipitation is 60%.
Wednesday
A 50 percent chance of snow. Partly sunny, with a high near 40.
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ABOUT THIS FORECAST

 
Point Forecast:
Sun Valley ID
 43.67°N 114.33°W (Elev. 6014 ft)
10:31 pm MST Dec 10, 2025
12am MST Dec 11, 2025-6pm MST Dec 17, 2025
 
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Additional Resources

Radar & Satellite Image

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Hourly Weather Forecast

National Digital Forecast Database