Severe Thunderstorms and Heavy Rainfall in the Ohio Valley and Great Lakes; Winter Weather in the Northern Tier

A slow moving front extending from the Great Lakes region into the Plains will bring snow, wintry mix, and ice accumulation north of the front from the Upper Midwest into New England, and severe weather and heavy rain south of the front. Scattered severe thunderstorms with damaging gusts, severe hail, and heavy rain are expected across parts of the Great Lakes/Midwest through tonight. Read More >

Current conditions at

Hailey, Friedman Memorial Airport (KSUN)

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

Overcast

48°F

9°C

Humidity 57%
Wind Speed S 5 MPH
Barometer 29.84 in (1010.5 mb)
Dewpoint 34°F (1°C)
Visibility 10.00 mi
Wind Chill46°F (8°C)
Last update 31 Mar 05:47 PM MDT
Extended Forecast for

Sun Valley ID

  • Tonight

    Tonight: Rain likely, possibly mixed with snow before 5am, then a chance of snow.  Snow level 7900 feet lowering to 6400 feet after midnight . Mostly cloudy, with a low around 30. South southwest wind 5 to 7 mph becoming calm  in the evening.  Chance of precipitation is 70%. Little or no snow accumulation expected.

    Low: 30 °F

    Rain/Snow
    Likely

  • Wednesday

    Wednesday: Rain and snow before 3pm, then rain between 3pm and 4pm, then rain and snow after 4pm.  Snow level rising to 7200 feet in the afternoon. High near 50. Light and variable wind becoming south southwest 5 to 10 mph in the morning.  Chance of precipitation is 80%. Little or no snow accumulation expected.

    High: 50 °F

    Chance
    Rain/Snow
    then
    Rain/Snow

  • Wednesday Night

    Wednesday Night: Rain and snow, becoming all snow after 3am.  Snow level 7100 feet lowering to 6400 feet after midnight . Low around 26. South wind 8 to 10 mph.  Chance of precipitation is 100%. New snow accumulation of around an inch possible.

    Low: 26 °F

    Rain/Snow

  • Thursday

    Thursday: Snow.  High near 38. West southwest wind 8 to 13 mph, with gusts as high as 21 mph.  Chance of precipitation is 100%. New snow accumulation of 1 to 2 inches possible.

    High: 38 °F

    Snow

  • Thursday Night

    Thursday Night: A 20 percent chance of snow before midnight.  Mostly cloudy, with a low around 19. North northwest wind 7 to 11 mph, with gusts as high as 18 mph.

    Low: 19 °F

    Slight Chance
    Snow then
    Partly Cloudy

  • Friday

    Friday: Sunny, with a high near 49.

    High: 49 °F

    Sunny

  • Friday Night

    Friday Night: Mostly clear, with a low around 22.

    Low: 22 °F

    Mostly Clear

  • Saturday

    Saturday: Sunny, with a high near 54.

    High: 54 °F

    Sunny

  • Saturday Night

    Saturday Night: Mostly clear, with a low around 27.

    Low: 27 °F

    Mostly Clear

Detailed Forecast

Tonight
Rain likely, possibly mixed with snow before 5am, then a chance of snow. Snow level 7900 feet lowering to 6400 feet after midnight . Mostly cloudy, with a low around 30. South southwest wind 5 to 7 mph becoming calm in the evening. Chance of precipitation is 70%. Little or no snow accumulation expected.
Wednesday
Rain and snow before 3pm, then rain between 3pm and 4pm, then rain and snow after 4pm. Snow level rising to 7200 feet in the afternoon. High near 50. Light and variable wind becoming south southwest 5 to 10 mph in the morning. Chance of precipitation is 80%. Little or no snow accumulation expected.
Wednesday Night
Rain and snow, becoming all snow after 3am. Snow level 7100 feet lowering to 6400 feet after midnight . Low around 26. South wind 8 to 10 mph. Chance of precipitation is 100%. New snow accumulation of around an inch possible.
Thursday
Snow. High near 38. West southwest wind 8 to 13 mph, with gusts as high as 21 mph. Chance of precipitation is 100%. New snow accumulation of 1 to 2 inches possible.
Thursday Night
A 20 percent chance of snow before midnight. Mostly cloudy, with a low around 19. North northwest wind 7 to 11 mph, with gusts as high as 18 mph.
Friday
Sunny, with a high near 49.
Friday Night
Mostly clear, with a low around 22.
Saturday
Sunny, with a high near 54.
Saturday Night
Mostly clear, with a low around 27.
Sunday
Sunny, with a high near 58.
Sunday Night
Partly cloudy, with a low around 31.
Monday
Mostly sunny, with a high near 62.
Monday Night
Partly cloudy, with a low around 34.
Tuesday
Mostly sunny, with a high near 63.
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ABOUT THIS FORECAST

 
Point Forecast:
Sun Valley ID
 43.69°N 114.33°W (Elev. 6385 ft)
5:31 pm MDT Mar 31, 2026
6pm MDT Mar 31, 2026-6pm MDT Apr 7, 2026
 
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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