Dangerous Heat in the Central and Eastern U.S.; Severe Thunderstorms in the Great Lakes

Thunderstorms with strong wind gusts and hail will be possible today from Michigan into the Lower Great Lakes region. A significant and dangerous heat wave will expand from the Central U.S. into the Eastern U.S this weekend through much of next week. Numerous daily record highs and warm lows are likely. 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 43%
Wind Speed S 5 MPH
Barometer 29.89 in (1012.19 mb)
Dewpoint 30°F (-1°C)
Visibility 10.00 mi
Last update 21 Jun 07:55 PM MDT
Extended Forecast for

9 Miles ENE Sun Valley ID

Winter Weather Advisory June 21, 08:12pm until June 22, 06:00pm
Click here for hazard details and duration
Winter Weather Advisory
  •  
    Winter Weather Advisory June 21, 08:12pm until June 22, 06:00pm

    NOW until 6:00pm Sun

    Winter Weather Advisory

  • Tonight

    Low: 20 °F

    Snow Showers
    Likely then
    Heavy Snow

  • Sunday

    Sunday: Snow showers. The snow could be heavy at times. Some thunder is also possible.  High near 38. North northwest wind 8 to 10 mph becoming west in the afternoon.  Chance of precipitation is 90%. New snow accumulation of 3 to 5 inches possible.

    High: 38 °F

    Heavy Snow

  • Sunday Night

    Sunday Night: A 20 percent chance of snow showers before midnight.  Partly cloudy, with a low around 21. West northwest wind 6 to 8 mph becoming north northeast in the evening.

    Low: 21 °F

    Slight Chance
    Snow Showers
    then Mostly
    Clear

  • Monday

    Monday: Sunny, with a high near 51. Northeast wind around 6 mph becoming light and variable.

    High: 51 °F

    Sunny

  • Monday Night

    Monday Night: Mostly clear, with a low around 31. South southwest wind around 7 mph becoming north after midnight.

    Low: 31 °F

    Mostly Clear

  • Tuesday

    Tuesday: A 20 percent chance of showers after noon.  Snow level rising to 10300 feet in the afternoon. Mostly sunny, with a high near 57.

    High: 57 °F

    Sunny then
    Slight Chance
    Showers

  • Tuesday Night

    Tuesday Night: Partly cloudy, with a low around 37.

    Low: 37 °F

    Partly Cloudy

  • Wednesday

    Wednesday: Sunny, with a high near 59.

    High: 59 °F

    Sunny

Detailed Forecast

Tonight
Snow showers, mainly after 11pm. The snow could be heavy at times. Low around 20. West northwest wind 10 to 14 mph becoming north in the evening. Winds could gust as high as 21 mph. Chance of precipitation is 100%. Total nighttime snow accumulation of 2 to 4 inches possible.
Sunday
Snow showers. The snow could be heavy at times. Some thunder is also possible. High near 38. North northwest wind 8 to 10 mph becoming west in the afternoon. Chance of precipitation is 90%. New snow accumulation of 3 to 5 inches possible.
Sunday Night
A 20 percent chance of snow showers before midnight. Partly cloudy, with a low around 21. West northwest wind 6 to 8 mph becoming north northeast in the evening.
Monday
Sunny, with a high near 51. Northeast wind around 6 mph becoming light and variable.
Monday Night
Mostly clear, with a low around 31. South southwest wind around 7 mph becoming north after midnight.
Tuesday
A 20 percent chance of showers after noon. Snow level rising to 10300 feet in the afternoon. Mostly sunny, with a high near 57.
Tuesday Night
Partly cloudy, with a low around 37.
Wednesday
Sunny, with a high near 59.
Wednesday Night
Partly cloudy, with a low around 40.
Thursday
Mostly sunny, with a high near 60.
Thursday Night
Partly cloudy, with a low around 36.
Friday
Sunny, with a high near 60.
Friday Night
Mostly clear, with a low around 35.
Saturday
Sunny, with a high near 63.
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ABOUT THIS FORECAST

 
Point Forecast:
9 Miles ENE Sun Valley ID
 43.73°N 114.16°W (Elev. 9413 ft)
5:31 pm MDT Jun 21, 2025
8pm MDT Jun 21, 2025-6pm MDT Jun 28, 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