Prolonged Atmospheric River in the Pacific Northwest; Snow and High Winds from the Upper Midwest into the Northeast

A prolonged atmospheric river will continue to impact the Pacific Northwest into the Northern Rockies with heavy rainfall, areas of urban and river flooding, landslides, heavy mountain snow, and gusty winds into Thursday. A strong clipper system will bring the threat of heavy snow and high winds across the Upper Midwest/Great Lakes as well as portions of the interior Northeast and Appalachians. Read More >

Current conditions at

Hailey, Friedman Memorial Airport (KSUN)

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

Overcast

37°F

3°C

Humidity 86%
Wind Speed N 0 MPH
Barometer 30.2 in (1022.69 mb)
Dewpoint 34°F (1°C)
Visibility 10.00 mi
Last update 10 Dec 05:15 AM MST
Extended Forecast for

2 Miles NNW Sun Valley ID

  • Overnight

    Overnight: A 20 percent chance of rain.  Snow level 9000 feet. Mostly cloudy, with a steady temperature around 34. South southwest wind around 6 mph.

    Low: 34 °F

    Slight Chance
    Rain

  • Wednesday

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

    High: 49 °F

    Mostly Sunny

  • Wednesday Night

    Wednesday Night: Partly cloudy, with a low around 28. Southeast wind around 8 mph becoming northwest in the evening.

    Low: 28 °F

    Partly Cloudy

  • Thursday

    Thursday: Mostly sunny, with a high near 49. North wind 6 to 10 mph becoming west in the afternoon.

    High: 49 °F

    Mostly Sunny

  • Thursday Night

    Thursday Night: Partly cloudy, with a low around 27. Northwest wind 6 to 8 mph.

    Low: 27 °F

    Partly Cloudy

  • Friday

    Friday: Mostly sunny, with a high near 49.

    High: 49 °F

    Mostly Sunny

  • Friday Night

    Friday Night: Mostly clear, with a low around 25.

    Low: 25 °F

    Mostly Clear

  • Saturday

    Saturday: Sunny, with a high near 51.

    High: 51 °F

    Sunny

  • Saturday Night

    Saturday Night: Mostly clear, with a low around 25.

    Low: 25 °F

    Mostly Clear

Detailed Forecast

Overnight
A 20 percent chance of rain. Snow level 9000 feet. Mostly cloudy, with a steady temperature around 34. South southwest wind around 6 mph.
Wednesday
Mostly sunny, with a high near 49. West southwest wind 6 to 10 mph.
Wednesday Night
Partly cloudy, with a low around 28. Southeast wind around 8 mph becoming northwest in the evening.
Thursday
Mostly sunny, with a high near 49. North wind 6 to 10 mph becoming west in the afternoon.
Thursday Night
Partly cloudy, with a low around 27. Northwest wind 6 to 8 mph.
Friday
Mostly sunny, with a high near 49.
Friday Night
Mostly clear, with a low around 25.
Saturday
Sunny, with a high near 51.
Saturday Night
Mostly clear, with a low around 25.
Sunday
Sunny, with a high near 50.
Sunday Night
Partly cloudy, with a low around 25.
Monday
A slight chance of rain and snow. Snow level 6000 feet rising to 6800 feet in the afternoon. Mostly sunny, with a high near 47. Chance of precipitation is 20%.
Monday Night
Rain and snow likely. Snow level 7100 feet. Mostly cloudy, with a low around 29. Chance of precipitation is 60%.
Tuesday
Rain and snow likely. Snow level 6900 feet. Partly sunny, with a high near 44. Chance of precipitation is 60%.
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ABOUT THIS FORECAST

 
Point Forecast:
2 Miles NNW Sun Valley ID
 43.71°N 114.34°W (Elev. 6004 ft)
4:31 am MST Dec 10, 2025
5am MST Dec 10, 2025-6pm MST Dec 16, 2025
 
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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