Severe Thunderstorms and Flooding from the Southern Plains to the Great Lakes; Record Heat in the East

Widely scattered severe thunderstorms may produce damaging winds, hail, and flash flooding from the southern Plains into the lower Great Lakes. Elevated to locally critical fire weather conditions will persist across portions of the Southwest and Southern High Plains due to gusty winds and dry conditions. An early-season heatwave will challenge temperature records across the eastern U.S.. Read More >

Current conditions at

Hailey, Friedman Memorial Airport (KSUN)

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

Clear

52°F

11°C

Humidity 23%
Wind Speed E 5 MPH
Barometer 30.23 in (1023.71 mb)
Dewpoint 16°F (-9°C)
Visibility 10.00 mi
Last update 19 May 09:50 AM MDT
Extended Forecast for

Sun Valley ID

  • Today

    Today: Mostly sunny, with a high near 60. South wind 5 to 8 mph.

    High: 60 °F

    Mostly Sunny

  • Tonight

    Tonight: Mostly cloudy, then gradually becoming mostly clear, with a low around 31. West southwest wind 5 to 7 mph becoming light and variable.

    Low: 31 °F

    Decreasing
    Clouds

  • Wednesday

    Wednesday: Partly sunny, with a high near 65. Light and variable wind becoming west 5 to 8 mph in the afternoon.

    High: 65 °F

    Partly Sunny

  • Wednesday Night

    Wednesday Night: Partly cloudy, with a low around 34. North wind 7 to 9 mph.

    Low: 34 °F

    Partly Cloudy

  • Thursday

    Thursday: Mostly sunny, with a high near 70. North wind 6 to 8 mph.

    High: 70 °F

    Mostly Sunny

  • Thursday Night

    Thursday Night: Partly cloudy, with a low around 35.

    Low: 35 °F

    Partly Cloudy

  • Friday

    Friday: Mostly sunny, with a high near 72.

    High: 72 °F

    Mostly Sunny

  • Friday Night

    Friday Night: Partly cloudy, with a low around 35.

    Low: 35 °F

    Partly Cloudy

  • Saturday

    Saturday: Sunny, with a high near 75.

    High: 75 °F

    Sunny

Detailed Forecast

Today
Mostly sunny, with a high near 60. South wind 5 to 8 mph.
Tonight
Mostly cloudy, then gradually becoming mostly clear, with a low around 31. West southwest wind 5 to 7 mph becoming light and variable.
Wednesday
Partly sunny, with a high near 65. Light and variable wind becoming west 5 to 8 mph in the afternoon.
Wednesday Night
Partly cloudy, with a low around 34. North wind 7 to 9 mph.
Thursday
Mostly sunny, with a high near 70. North wind 6 to 8 mph.
Thursday Night
Partly cloudy, with a low around 35.
Friday
Mostly sunny, with a high near 72.
Friday Night
Partly cloudy, with a low around 35.
Saturday
Sunny, with a high near 75.
Saturday Night
Partly cloudy, with a low around 38.
Sunday
Sunny, with a high near 79.
Sunday Night
Mostly clear, with a low around 39.
Memorial Day
Sunny, with a high near 78.
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ABOUT THIS FORECAST

 
Point Forecast:
Sun Valley ID
 43.67°N 114.33°W (Elev. 6014 ft)
5:31 am MDT May 19, 2026
10am MDT May 19, 2026-6pm MDT May 25, 2026
 
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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