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

Areas of Dangerous Heat and Heavy Rain with Possible Flooding into this Weekend

Hot temperatures and high humidity are forecast to continue across the mid-Mississippi Valley into this weekend with heat advisories in effect. Heavy to excessive rainfall occurring at times through Sunday could bring areas of flooding to parts of the upper Midwest, central Great Lakes, southern New England and Virginia/North Carolina tidewater region. Read More >

Current conditions at

Hailey, Friedman Memorial Airport (KSUN)

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

Partly Cloudy

54°F

12°C

Humidity 76%
Wind Speed NW 8 MPH
Barometer 30.16 in (1021.34 mb)
Dewpoint 46°F (8°C)
Visibility 10.00 mi
Last update 18 Sep 04:35 AM MDT
Extended Forecast for

Ketchum ID

  • Today

    Today: A chance of rain and thunderstorms before 3pm, then showers likely and possibly a thunderstorm between 3pm and 4pm, then a chance of showers and thunderstorms after 4pm. Partly sunny, with a high near 66. North wind around 6 mph becoming calm in the afternoon. Chance of precipitation is 60%.

    High: 66 °F

    Chance Rain
    then Showers
    Likely

  • Tonight

    Tonight: Rain and thunderstorms likely before 4am, then a chance of rain. Mostly cloudy, with a low around 39. Calm wind becoming northwest around 6 mph. Chance of precipitation is 60%.

    Low: 39 °F

    Rain Likely

  • Saturday

    Saturday: A chance of rain and thunderstorms before 4pm, then a slight chance of showers and thunderstorms between 4pm and 5pm. Mostly cloudy, with a high near 64. Light and variable wind. Chance of precipitation is 50%.

    High: 64 °F

    Chance
    Showers

  • Saturday Night

    Saturday Night: Mostly cloudy, with a low around 38. Calm wind becoming north around 5 mph after midnight.

    Low: 38 °F

    Mostly Cloudy

  • Sunday

    Sunday: Sunny, with a high near 70. North wind 5 to 7 mph becoming calm.

    High: 70 °F

    Sunny

  • Sunday Night

    Sunday Night: Mostly clear, with a low around 40.

    Low: 40 °F

    Mostly Clear

  • Monday

    Monday: Mostly sunny, with a high near 72.

    High: 72 °F

    Mostly Sunny

  • Monday Night

    Monday Night: Partly cloudy, with a low around 41.

    Low: 41 °F

    Partly Cloudy

  • Tuesday

    Tuesday: A 20 percent chance of rain after noon. Mostly sunny, with a high near 74.

    High: 74 °F

    Mostly Sunny
    then Slight
    Chance Rain

Detailed Forecast

Today
A chance of rain and thunderstorms before 3pm, then showers likely and possibly a thunderstorm between 3pm and 4pm, then a chance of showers and thunderstorms after 4pm. Partly sunny, with a high near 66. North wind around 6 mph becoming calm in the afternoon. Chance of precipitation is 60%.
Tonight
Rain and thunderstorms likely before 4am, then a chance of rain. Mostly cloudy, with a low around 39. Calm wind becoming northwest around 6 mph. Chance of precipitation is 60%.
Saturday
A chance of rain and thunderstorms before 4pm, then a slight chance of showers and thunderstorms between 4pm and 5pm. Mostly cloudy, with a high near 64. Light and variable wind. Chance of precipitation is 50%.
Saturday Night
Mostly cloudy, with a low around 38. Calm wind becoming north around 5 mph after midnight.
Sunday
Sunny, with a high near 70. North wind 5 to 7 mph becoming calm.
Sunday Night
Mostly clear, with a low around 40.
Monday
Mostly sunny, with a high near 72.
Monday Night
Partly cloudy, with a low around 41.
Tuesday
A 20 percent chance of rain after noon. Mostly sunny, with a high near 74.
Tuesday Night
Mostly clear, with a low around 40.
Wednesday
Sunny, with a high near 74.
Wednesday Night
Mostly clear, with a low around 41.
Thursday
Sunny, with a high near 75.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
Ketchum ID
 43.69°N 114.36°W (Elev. 6001 ft)
Last Update:
2:56 am MDT Sep 18, 2026
Forecast Valid:
4am MDT Sep 18, 2026-6pm MDT Sep 24, 2026
 
Forecast Discussion
 
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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

National Digital Forecast Database Maximum Temperature Forecast

High Temperature

National Digital Forecast Database Weather Element Forecast

Chance of Precipitation