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

Prolonged Atmospheric River in the Pacific Northwest; Snow and High Winds in the North-Central U.S.

A prolonged atmospheric river will continue impacting the Pacific Northwest with heavy rainfall which has lead to areas of urban and river flooding along with gusty winds into Thursday. A clipper will bring heavy snow, some mixed wintry precipitation, and gusty to high winds across the northern Plains, Upper Midwest, and the Great Lakes into Thursday morning. Read More >

Current conditions at

Hailey, Friedman Memorial Airport (KSUN)

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

Mostly Cloudy

52°F

11°C

Humidity 53%
Wind Speed SSW 9 MPH
Barometer 30.06 in (1017.95 mb)
Dewpoint 35°F (2°C)
Visibility 10.00 mi
Last update 09 Dec 02:47 PM MST
Extended Forecast for

24 Miles NNE Sun Valley ID

  • This Afternoon

    This Afternoon: A 30 percent chance of snow. Mostly cloudy, with a steady temperature around 34. Northwest wind around 16 mph, with gusts as high as 24 mph. Total daytime snow accumulation of less than a half inch possible.

    High: 34 °F

    Chance Snow

  • Tonight

    Tonight: A chance of snow before 11pm, then a chance of rain and snow between 11pm and 2am, then a chance of rain after 2am. Snow level rising to 9200 feet after midnight. Mostly cloudy, with a temperature falling to near 31 by 8pm, then rising to around 35 during the remainder of the night. West wind 11 to 15 mph, with gusts as high as 23 mph. Chance of precipitation is 50%. New snow accumulation of less than a half inch possible.

    Low: 31 °F⇑

    Chance
    Rain/Snow

  • Wednesday

    Wednesday: A 10 percent chance of rain before 7am. Snow level 9000 feet lowering to 8300 feet in the afternoon . Mostly sunny, with a high near 41. West wind 14 to 16 mph, with gusts as high as 24 mph.

    High: 41 °F

    Slight Chance
    Rain then
    Mostly Sunny

  • Wednesday Night

    Wednesday Night: Partly cloudy, with a low around 29. West wind 13 to 16 mph, with gusts as high as 24 mph.

    Low: 29 °F

    Partly Cloudy

  • Thursday

    Thursday: Mostly sunny, with a high near 40. West wind 7 to 10 mph.

    High: 40 °F

    Mostly Sunny

  • Thursday Night

    Thursday Night: Mostly cloudy, with a low around 30.

    Low: 30 °F

    Mostly Cloudy

  • Friday

    Friday: Mostly sunny, with a high near 40.

    High: 40 °F

    Mostly Sunny

  • Friday Night

    Friday Night: Partly cloudy, with a low around 27.

    Low: 27 °F

    Partly Cloudy

  • Saturday

    Saturday: Mostly sunny, with a high near 40.

    High: 40 °F

    Mostly Sunny

Detailed Forecast

This Afternoon
A 30 percent chance of snow. Mostly cloudy, with a steady temperature around 34. Northwest wind around 16 mph, with gusts as high as 24 mph. Total daytime snow accumulation of less than a half inch possible.
Tonight
A chance of snow before 11pm, then a chance of rain and snow between 11pm and 2am, then a chance of rain after 2am. Snow level rising to 9200 feet after midnight. Mostly cloudy, with a temperature falling to near 31 by 8pm, then rising to around 35 during the remainder of the night. West wind 11 to 15 mph, with gusts as high as 23 mph. Chance of precipitation is 50%. New snow accumulation of less than a half inch possible.
Wednesday
A 10 percent chance of rain before 7am. Snow level 9000 feet lowering to 8300 feet in the afternoon . Mostly sunny, with a high near 41. West wind 14 to 16 mph, with gusts as high as 24 mph.
Wednesday Night
Partly cloudy, with a low around 29. West wind 13 to 16 mph, with gusts as high as 24 mph.
Thursday
Mostly sunny, with a high near 40. West wind 7 to 10 mph.
Thursday Night
Mostly cloudy, with a low around 30.
Friday
Mostly sunny, with a high near 40.
Friday Night
Partly cloudy, with a low around 27.
Saturday
Mostly sunny, with a high near 40.
Saturday Night
Partly cloudy, with a low around 27.
Sunday
Mostly sunny, with a high near 40.
Sunday Night
Mostly cloudy, with a low around 26.
Monday
A 20 percent chance of snow. Partly sunny, with a high near 38.
Monday Night
A 40 percent chance of snow. Mostly cloudy, with a low around 29.
Tuesday
A 50 percent chance of snow. Partly sunny, with a high near 35.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
24 Miles NNE Sun Valley ID
 43.98°N 114.09°W (Elev. 8091 ft)
Last Update:
1:19 pm MST Dec 9, 2025
Forecast Valid:
3pm MST Dec 9, 2025-6pm MST Dec 16, 2025
 
Forecast Discussion
 
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Additional Resources

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Hourly Weather Forecast

National Digital Forecast Database

National Digital Forecast Database Maximum Temperature Forecast

High Temperature

National Digital Forecast Database Weather Element Forecast

Chance of Precipitation