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

36°F

2°C

Humidity 93%
Wind Speed NW 4 MPH
Barometer 30.22 in (1023.37 mb)
Dewpoint 34°F (1°C)
Visibility 10.00 mi
Wind Chill33°F (1°C)
Last update 10 Dec 03:35 AM MST
Extended Forecast for

19 Miles ENE Sun Valley ID

  • Overnight

    Overnight: A 40 percent chance of snow, mainly before 5am.  Mostly cloudy, with a steady temperature around 27. Blustery, with a west northwest wind 20 to 22 mph, with gusts as high as 28 mph.  Total nighttime snow accumulation of less than a half inch possible.

    Low: 27 °F

    Chance Snow
    and Blustery

  • Wednesday

    Wednesday: Mostly sunny, with a high near 30. Blustery, with a west northwest wind 16 to 22 mph, with gusts as high as 30 mph.

    High: 30 °F

    Partly Sunny
    and Blustery
    then Sunny

  • Wednesday Night

    Wednesday Night: Partly cloudy, with a low around 24. Breezy, with a west wind 18 to 25 mph, with gusts as high as 29 mph.

    Low: 24 °F

    Partly Cloudy
    and Breezy

  • Thursday

    Thursday: Mostly sunny, with a high near 29. Breezy, with a west northwest wind 15 to 25 mph, with gusts as high as 29 mph.

    High: 29 °F

    Sunny and
    Breezy then
    Mostly Sunny

  • Thursday Night

    Thursday Night: Mostly cloudy, with a low around 22. West northwest wind 14 to 17 mph, with gusts as high as 22 mph.

    Low: 22 °F

    Mostly Cloudy

  • Friday

    Friday: Mostly sunny, with a high near 29.

    High: 29 °F

    Mostly Sunny

  • Friday Night

    Friday Night: Partly cloudy, with a low around 22.

    Low: 22 °F

    Partly Cloudy

  • Saturday

    Saturday: Mostly sunny, with a high near 30.

    High: 30 °F

    Mostly Sunny

  • Saturday Night

    Saturday Night: Partly cloudy, with a low around 20.

    Low: 20 °F

    Partly Cloudy

Detailed Forecast

Overnight
A 40 percent chance of snow, mainly before 5am. Mostly cloudy, with a steady temperature around 27. Blustery, with a west northwest wind 20 to 22 mph, with gusts as high as 28 mph. Total nighttime snow accumulation of less than a half inch possible.
Wednesday
Mostly sunny, with a high near 30. Blustery, with a west northwest wind 16 to 22 mph, with gusts as high as 30 mph.
Wednesday Night
Partly cloudy, with a low around 24. Breezy, with a west wind 18 to 25 mph, with gusts as high as 29 mph.
Thursday
Mostly sunny, with a high near 29. Breezy, with a west northwest wind 15 to 25 mph, with gusts as high as 29 mph.
Thursday Night
Mostly cloudy, with a low around 22. West northwest wind 14 to 17 mph, with gusts as high as 22 mph.
Friday
Mostly sunny, with a high near 29.
Friday Night
Partly cloudy, with a low around 22.
Saturday
Mostly sunny, with a high near 30.
Saturday Night
Partly cloudy, with a low around 20.
Sunday
Mostly sunny, with a high near 29.
Sunday Night
Partly cloudy, with a low around 20.
Monday
A 20 percent chance of snow. Partly sunny, with a high near 26.
Monday Night
A 50 percent chance of snow. Mostly cloudy, with a low around 22.
Tuesday
Snow likely. Partly sunny, with a high near 24. Chance of precipitation is 60%.
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ABOUT THIS FORECAST

 
Point Forecast:
19 Miles ENE Sun Valley ID
 43.79°N 113.99°W (Elev. 10863 ft)
1:02 am MST Dec 10, 2025
3am MST Dec 10, 2025-6pm MST Dec 16, 2025
 
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Additional Resources

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Hourly Weather Forecast

National Digital Forecast Database