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Watching Hurricane Erin; Heavy Rainfall Threat for Upper Midwest; Heatrisk for Mississippi Valley

Hurricane Erin continues to track westward with its outer bands bringing heavy rainfall and gusty winds for Puerto Rico and US Virgin Islands. Life-threatening surf and rip currents are occurring and will spread across the Atlantic coasts this week. Meanwhile, heavy rainfall and possible flooding are in the forecast for upper Midwest through Monday. Heatrisk continues for the Mississippi Valley. Read More >

Hazardous Weather Conditions

Current conditions at

Hailey, Friedman Memorial Airport (KSUN)

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

Partly Cloudy

79°F

26°C

Humidity 39%
Wind Speed SE 13 MPH
Barometer 30.08 in (1018.63 mb)
Dewpoint 52°F (11°C)
Visibility 10.00 mi
Heat Index79°F (26°C)
Last update 17 Aug 03:47 PM MDT
Extended Forecast for

Ketchum ID

Red Flag Warning until August 17, 09:00pm
Click here for hazard details and duration
Red Flag Warning
  •  
    Red Flag Warning until August 17, 09:00pm

    NOW until 9:00pm Sun

    Red Flag Warning

  • This Afternoon

    High: 77 °F

    Chance
    T-storms

  • Tonight

    Tonight: A slight chance of showers and thunderstorms before 9pm, then a slight chance of showers between 9pm and 10pm. Partly cloudy, with a low around 50. South southwest wind 5 to 7 mph becoming north northeast in the evening. Chance of precipitation is 20%.

    Low: 50 °F

    Slight Chance
    T-storms then
    Mostly Clear

  • Monday

    Monday: Sunny, with a high near 84. North wind 5 to 10 mph becoming south in the morning.

    High: 84 °F

    Sunny

  • Monday Night

    Monday Night: Mostly clear, with a low around 53. South southwest wind 5 to 7 mph becoming north northeast after midnight.

    Low: 53 °F

    Mostly Clear

  • Tuesday

    Tuesday: Sunny, with a high near 89. North northeast wind 6 to 10 mph becoming south in the afternoon.

    High: 89 °F

    Sunny

  • Tuesday Night

    Tuesday Night: Mostly clear, with a low around 56.

    Low: 56 °F

    Mostly Clear

  • Wednesday

    Wednesday: Sunny, with a high near 87.

    High: 87 °F

    Sunny

  • Wednesday Night

    Wednesday Night: Mostly clear, with a low around 51.

    Low: 51 °F

    Mostly Clear

Detailed Forecast

This Afternoon
A 30 percent chance of showers and thunderstorms. Partly sunny, with a steady temperature around 77. South southwest wind around 8 mph.
Tonight
A slight chance of showers and thunderstorms before 9pm, then a slight chance of showers between 9pm and 10pm. Partly cloudy, with a low around 50. South southwest wind 5 to 7 mph becoming north northeast in the evening. Chance of precipitation is 20%.
Monday
Sunny, with a high near 84. North wind 5 to 10 mph becoming south in the morning.
Monday Night
Mostly clear, with a low around 53. South southwest wind 5 to 7 mph becoming north northeast after midnight.
Tuesday
Sunny, with a high near 89. North northeast wind 6 to 10 mph becoming south in the afternoon.
Tuesday Night
Mostly clear, with a low around 56.
Wednesday
Sunny, with a high near 87.
Wednesday Night
Mostly clear, with a low around 51.
Thursday
Sunny, with a high near 87.
Thursday Night
Mostly clear, with a low around 52.
Friday
Sunny, with a high near 88.
Friday Night
Partly cloudy, with a low around 55.
Saturday
Sunny, with a high near 88.
Saturday Night
Partly cloudy, with a low around 55.
Sunday
A 20 percent chance of showers and thunderstorms. Mostly sunny, with a high near 85.
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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:
1:34 pm MDT Aug 17, 2025
Forecast Valid:
4pm MDT Aug 17, 2025-6pm MDT Aug 24, 2025
 
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