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

Dangerous Heat and Possible Flooding

Dangerous heat will persist across the Southwest U.S. through Saturday with daytime highs of 110-115°F. Extreme Heat Warnings remain in effect. Dangerous heat will build across the southern Plains again beginning this weekend. Heavy to excessive rain over the Carolinas Friday may lead to isolated areas of flash flooding. Read More >

Current conditions at

Hailey, Friedman Memorial Airport (KSUN)

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

Clear

55°F

13°C

Humidity 82%
Wind Speed NW 8 MPH
Barometer 30.13 in (1020.32 mb)
Dewpoint 50°F (10°C)
Visibility 10.00 mi
Last update 29 Aug 02:15 AM MDT
Extended Forecast for

17 Miles ENE Sun Valley ID

  • Overnight

    Overnight: Rain likely, mainly between 4am and 5am. Snow level 12300 feet. Mostly cloudy, with a low around 39. South southwest wind around 14 mph, with gusts as high as 18 mph. Chance of precipitation is 60%.

    Low: 39 °F

    Rain Likely

  • Saturday

    Saturday: A chance of rain and thunderstorms before 3pm, then a slight chance of showers and thunderstorms between 3pm and 5pm. Snow level 12000 feet. Partly sunny, with a high near 47. Southwest wind 13 to 20 mph, with gusts as high as 29 mph. Chance of precipitation is 50%.

    High: 47 °F

    Chance Rain
    then Chance
    T-storms

  • Saturday Night

    Saturday Night: Rain likely before 2am, then a chance of rain and snow between 2am and 4am, then a chance of snow after 4am. Snow level 12000 feet lowering to 11000 feet after midnight . Mostly cloudy, with a low around 33. West southwest wind 13 to 18 mph, with gusts as high as 28 mph. Chance of precipitation is 60%. Little or no snow accumulation expected.

    Low: 33 °F

    Rain Likely
    then
    Rain/Snow
    Likely

  • Sunday

    Sunday: Sunny, with a high near 47. West southwest wind 15 to 17 mph, with gusts as high as 25 mph.

    High: 47 °F

    Sunny

  • Sunday Night

    Sunday Night: Mostly clear, with a low around 31. West northwest wind 9 to 14 mph, with gusts as high as 21 mph.

    Low: 31 °F

    Mostly Clear

  • Monday

    Monday: Sunny, with a high near 51.

    High: 51 °F

    Sunny

  • Monday Night

    Monday Night: A slight chance of rain and snow before midnight. Snow level 11400 feet. Partly cloudy, with a low around 38. Chance of precipitation is 20%.

    Low: 38 °F

    Slight Chance
    Rain/Snow
    then Partly
    Cloudy

  • Tuesday

    Tuesday: A slight chance of rain and snow before 9am, then a slight chance of rain between 9am and noon, then a chance of rain showers after noon. Some thunder is also possible. Snow level 11800 feet. Partly sunny, with a high near 50. Chance of precipitation is 50%.

    High: 50 °F

    Slight Chance
    Rain/Snow
    then Chance
    Showers

  • Tuesday Night

    Tuesday Night: A chance of showers and thunderstorms before midnight, then a slight chance of rain after midnight. Snow level 11900 feet lowering to 11000 feet after midnight . Partly cloudy, with a low around 36. Chance of precipitation is 30%.

    Low: 36 °F

    Chance
    Showers

Detailed Forecast

Overnight
Rain likely, mainly between 4am and 5am. Snow level 12300 feet. Mostly cloudy, with a low around 39. South southwest wind around 14 mph, with gusts as high as 18 mph. Chance of precipitation is 60%.
Saturday
A chance of rain and thunderstorms before 3pm, then a slight chance of showers and thunderstorms between 3pm and 5pm. Snow level 12000 feet. Partly sunny, with a high near 47. Southwest wind 13 to 20 mph, with gusts as high as 29 mph. Chance of precipitation is 50%.
Saturday Night
Rain likely before 2am, then a chance of rain and snow between 2am and 4am, then a chance of snow after 4am. Snow level 12000 feet lowering to 11000 feet after midnight . Mostly cloudy, with a low around 33. West southwest wind 13 to 18 mph, with gusts as high as 28 mph. Chance of precipitation is 60%. Little or no snow accumulation expected.
Sunday
Sunny, with a high near 47. West southwest wind 15 to 17 mph, with gusts as high as 25 mph.
Sunday Night
Mostly clear, with a low around 31. West northwest wind 9 to 14 mph, with gusts as high as 21 mph.
Monday
Sunny, with a high near 51.
Monday Night
A slight chance of rain and snow before midnight. Snow level 11400 feet. Partly cloudy, with a low around 38. Chance of precipitation is 20%.
Tuesday
A slight chance of rain and snow before 9am, then a slight chance of rain between 9am and noon, then a chance of rain showers after noon. Some thunder is also possible. Snow level 11800 feet. Partly sunny, with a high near 50. Chance of precipitation is 50%.
Tuesday Night
A chance of showers and thunderstorms before midnight, then a slight chance of rain after midnight. Snow level 11900 feet lowering to 11000 feet after midnight . Partly cloudy, with a low around 36. Chance of precipitation is 30%.
Wednesday
Mostly sunny, with a high near 46. Breezy.
Wednesday Night
Partly cloudy, with a low around 35. Breezy.
Thursday
Partly sunny, with a high near 44. Breezy.
Thursday Night
Partly cloudy, with a low around 34.
Friday
A slight chance of rain and snow. Mostly sunny, with a high near 45. Chance of precipitation is 20%.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
17 Miles ENE Sun Valley ID
 43.79°N 114.02°W (Elev. 11014 ft)
Last Update:
12:31 am MDT Aug 29, 2026
Forecast Valid:
2am MDT Aug 29, 2026-6pm MDT Sep 4, 2026
 
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Additional Resources

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