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

Dangerous Heat and Heavy Rainfall into the Weekend

Hot temperatures and high humidity are forecast to continue across the mid-Mississippi Valley into this weekend. Heat Advisories remain in effect. Heavy to excessive rainfall occurring at times through the weekend could bring areas of flooding to parts of the northern Rockies, upper Midwest, central Great Lakes, and southern New England. 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 76%
Wind Speed N 0 MPH
Barometer 30.22 in (1023.37 mb)
Dewpoint 48°F (9°C)
Visibility 10.00 mi
Last update 19 Sep 07:54 PM MDT
Extended Forecast for

Ketchum ID

  • Tonight

    Tonight: Partly cloudy, with a low around 36. Calm wind becoming north around 6 mph after midnight.

    Low: 36 °F

    Partly Cloudy

  • Sunday

    Sunday: Sunny, with a high near 70. North wind around 6 mph becoming calm in the afternoon.

    High: 70 °F

    Sunny

  • Sunday Night

    Sunday Night: Mostly clear, with a low around 38. Calm wind becoming north around 6 mph after midnight.

    Low: 38 °F

    Mostly Clear

  • Monday

    Monday: Sunny, with a high near 74. North wind around 6 mph becoming light and variable.

    High: 74 °F

    Sunny

  • Monday Night

    Monday Night: Partly cloudy, with a low around 41. Calm wind becoming north around 5 mph after midnight.

    Low: 41 °F

    Partly Cloudy

  • Tuesday

    Tuesday: Mostly sunny, with a high near 75.

    High: 75 °F

    Mostly Sunny

  • Tuesday Night

    Tuesday Night: Partly cloudy, with a low around 42.

    Low: 42 °F

    Partly Cloudy

  • Wednesday

    Wednesday: Sunny, with a high near 75.

    High: 75 °F

    Sunny

  • Wednesday Night

    Wednesday Night: Partly cloudy, with a low around 42.

    Low: 42 °F

    Partly Cloudy

Detailed Forecast

Tonight
Partly cloudy, with a low around 36. Calm wind becoming north around 6 mph after midnight.
Sunday
Sunny, with a high near 70. North wind around 6 mph becoming calm in the afternoon.
Sunday Night
Mostly clear, with a low around 38. Calm wind becoming north around 6 mph after midnight.
Monday
Sunny, with a high near 74. North wind around 6 mph becoming light and variable.
Monday Night
Partly cloudy, with a low around 41. Calm wind becoming north around 5 mph after midnight.
Tuesday
Mostly sunny, with a high near 75.
Tuesday Night
Partly cloudy, with a low around 42.
Wednesday
Sunny, with a high near 75.
Wednesday Night
Partly cloudy, with a low around 42.
Thursday
Sunny, with a high near 77.
Thursday Night
Partly cloudy, with a low around 44.
Friday
Mostly sunny, with a high near 76.
Friday Night
Partly cloudy, with a low around 42.
Saturday
Mostly sunny, with a high near 72.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Ketchum ID
 43.69°N 114.36°W (Elev. 6001 ft)
Last Update:
5:31 pm MDT Sep 19, 2026
Forecast Valid:
9pm MDT Sep 19, 2026-6pm MDT Sep 26, 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