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

Lake Effect Snow through Saturday: A Series of Storms Impact the West

Lake effect snow showers will continue through Saturday downwind of Lakes Erie, Ontario and the eastern portion of Lake Superior. A series of storm systems will continue to impact California and the Pacific Northwest through the weekend and into next week, bringing widespread rainfall, mountain snowfall, and gusty winds. Coastal flooding is expected in northern California. Read More >

Current conditions at

Hailey, Friedman Memorial Airport (KSUN)

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

Overcast

32°F

0°C

Humidity 100%
Wind Speed NW 3 MPH
Barometer 29.91 in (1012.87 mb)
Dewpoint 32°F (0°C)
Visibility 10.00 mi
Last update 02 Jan 12:35 AM MST
Extended Forecast for

Sun Valley ID

  • Overnight

    Overnight: Rain and snow likely before 4am, then a chance of snow between 4am and 5am, then a chance of rain and snow after 5am. Snow level 6400 feet. Mostly cloudy, with a steady temperature around 29. Light west wind. Chance of precipitation is 70%. Little or no snow accumulation expected.

    Low: 29 °F

    Rain/Snow
    Likely

  • Friday

    Friday: A slight chance of snow, mixing with rain after 10am, then gradually ending. Snow level 6400 feet rising to 7100 feet in the afternoon. Mostly cloudy, then gradually becoming sunny, with a high near 41. Light and variable wind becoming south around 5 mph in the afternoon. Chance of precipitation is 20%.

    High: 41 °F

    Slight Chance
    Rain/Snow
    then Mostly
    Sunny

  • Friday Night

    Friday Night: Mostly cloudy, with a low around 26. Light and variable wind becoming east around 5 mph after midnight.

    Low: 26 °F

    Mostly Cloudy

  • Saturday

    Saturday: A chance of rain and snow between 11am and 2pm, then a chance of rain after 2pm. Snow level 6100 feet rising to 6800 feet in the afternoon. Partly sunny, with a high near 40. East northeast wind around 6 mph becoming south southeast in the afternoon. Chance of precipitation is 40%. Little or no snow accumulation expected.

    High: 40 °F

    Chance
    Rain/Snow

  • Saturday Night

    Saturday Night: Rain before 2am, then rain and snow. Snow level 6900 feet lowering to 6300 feet after midnight . Low around 28. South wind around 6 mph. Chance of precipitation is 80%. New snow accumulation of less than a half inch possible.

    Low: 28 °F

    Rain then
    Rain/Snow

  • Sunday

    Sunday: Snow before 2pm, then rain and snow. Snow level 6100 feet. High near 38. Chance of precipitation is 90%. New snow accumulation of less than one inch possible.

    High: 38 °F

    Snow then
    Rain/Snow

  • Sunday Night

    Sunday Night: Rain and snow, becoming all snow after 11pm. Low around 23. Chance of precipitation is 80%. New snow accumulation of 1 to 2 inches possible.

    Low: 23 °F

    Rain/Snow
    then Snow
    Likely

  • Monday

    Monday: A 50 percent chance of snow. Mostly cloudy, with a high near 35.

    High: 35 °F

    Chance Snow

  • Monday Night

    Monday Night: A 20 percent chance of snow. Mostly cloudy, with a low around 16.

    Low: 16 °F

    Slight Chance
    Snow

Detailed Forecast

Overnight
Rain and snow likely before 4am, then a chance of snow between 4am and 5am, then a chance of rain and snow after 5am. Snow level 6400 feet. Mostly cloudy, with a steady temperature around 29. Light west wind. Chance of precipitation is 70%. Little or no snow accumulation expected.
Friday
A slight chance of snow, mixing with rain after 10am, then gradually ending. Snow level 6400 feet rising to 7100 feet in the afternoon. Mostly cloudy, then gradually becoming sunny, with a high near 41. Light and variable wind becoming south around 5 mph in the afternoon. Chance of precipitation is 20%.
Friday Night
Mostly cloudy, with a low around 26. Light and variable wind becoming east around 5 mph after midnight.
Saturday
A chance of rain and snow between 11am and 2pm, then a chance of rain after 2pm. Snow level 6100 feet rising to 6800 feet in the afternoon. Partly sunny, with a high near 40. East northeast wind around 6 mph becoming south southeast in the afternoon. Chance of precipitation is 40%. Little or no snow accumulation expected.
Saturday Night
Rain before 2am, then rain and snow. Snow level 6900 feet lowering to 6300 feet after midnight . Low around 28. South wind around 6 mph. Chance of precipitation is 80%. New snow accumulation of less than a half inch possible.
Sunday
Snow before 2pm, then rain and snow. Snow level 6100 feet. High near 38. Chance of precipitation is 90%. New snow accumulation of less than one inch possible.
Sunday Night
Rain and snow, becoming all snow after 11pm. Low around 23. Chance of precipitation is 80%. New snow accumulation of 1 to 2 inches possible.
Monday
A 50 percent chance of snow. Mostly cloudy, with a high near 35.
Monday Night
A 20 percent chance of snow. Mostly cloudy, with a low around 16.
Tuesday
A 20 percent chance of snow after 11am. Partly sunny, with a high near 33.
Tuesday Night
A 30 percent chance of snow. Mostly cloudy, with a low around 16.
Wednesday
A 40 percent chance of snow. Partly sunny, with a high near 33.
Wednesday Night
A 40 percent chance of snow. Mostly cloudy, with a low around 12.
Thursday
A 40 percent chance of snow. Partly sunny, with a high near 30.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Sun Valley ID
 43.67°N 114.33°W (Elev. 6014 ft)
Last Update:
10:31 pm MST Jan 1, 2026
Forecast Valid:
12am MST Jan 2, 2026-6pm MST Jan 8, 2026
 
Forecast Discussion
 
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Additional Resources

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Chance of Precipitation