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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

81°F

27°C

Humidity 32%
Wind Speed SW 10 MPH
Barometer 30.06 in (1017.95 mb)
Dewpoint 48°F (9°C)
Visibility 10.00 mi
Heat Index80°F (27°C)
Last update 17 Aug 04:55 PM MDT
Extended Forecast for

10 Miles NW 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: 75 °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. Mostly clear, with a low around 47. Southwest wind around 6 mph becoming light and variable in the evening. Chance of precipitation is 20%.

    Low: 47 °F

    Slight Chance
    T-storms then
    Mostly Clear

  • Monday

    Monday: Sunny, with a high near 84. Light and variable wind becoming south southwest 5 to 9 mph in the morning.

    High: 84 °F

    Sunny

  • Monday Night

    Monday Night: Mostly clear, with a low around 49. South southwest wind 5 to 7 mph becoming light and variable in the evening.

    Low: 49 °F

    Mostly Clear

  • Tuesday

    Tuesday: Sunny, with a high near 88. North northeast wind 5 to 10 mph becoming south in the afternoon. Winds could gust as high as 18 mph.

    High: 88 °F

    Sunny

  • Tuesday Night

    Tuesday Night: Mostly clear, with a low around 52.

    Low: 52 °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 46.

    Low: 46 °F

    Mostly Clear

Detailed Forecast

This Afternoon
A 30 percent chance of showers and thunderstorms. Partly sunny, with a steady temperature around 75. Southwest wind around 7 mph.
Tonight
A slight chance of showers and thunderstorms before 9pm, then a slight chance of showers between 9pm and 10pm. Mostly clear, with a low around 47. Southwest wind around 6 mph becoming light and variable in the evening. Chance of precipitation is 20%.
Monday
Sunny, with a high near 84. Light and variable wind becoming south southwest 5 to 9 mph in the morning.
Monday Night
Mostly clear, with a low around 49. South southwest wind 5 to 7 mph becoming light and variable in the evening.
Tuesday
Sunny, with a high near 88. North northeast wind 5 to 10 mph becoming south in the afternoon. Winds could gust as high as 18 mph.
Tuesday Night
Mostly clear, with a low around 52.
Wednesday
Sunny, with a high near 87.
Wednesday Night
Mostly clear, with a low around 46.
Thursday
Sunny, with a high near 86.
Thursday Night
Clear, with a low around 48.
Friday
Sunny, with a high near 88.
Friday Night
Partly cloudy, with a low around 51.
Saturday
Mostly sunny, with a high near 88.
Saturday Night
Partly cloudy, with a low around 51.
Sunday
A 30 percent chance of showers and thunderstorms. Mostly sunny, with a high near 85.
Basemap Options
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
10 Miles NW Ketchum ID
 43.78°N 114.53°W (Elev. 6598 ft)
Last Update:
1:34 pm MDT Aug 17, 2025
Forecast Valid:
5pm 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