Dangerous Heat over the South-Central and Southwest U.S. Through Next Week

Dangerous heat persists across the Desert Southwest through this weekend and across the Southern Plains and Lower Mississippi Valley through at least the middle of next week. Numerous daily record high temperatures are expected through at least Tuesday for much of Texas and Oklahoma as well as portions of Louisiana, New Mexico, and Arizona. Read More >

Current conditions at

Hailey, Friedman Memorial Airport (KSUN)

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

Clear

90°F

32°C

Humidity 22%
Wind Speed SE 11 MPH
Barometer 30.24 in (1024.04 mb)
Dewpoint 47°F (8°C)
Visibility 10.00 mi
Heat Index87°F (31°C)
Last update 21 Aug 12:50 PM MDT
Extended Forecast for

19 Miles NNE Sun Valley ID

Red Flag Warning August 22, 12:00pm until August 22, 09:00pm
Click here for hazard details and duration
Red Flag Warning
  • This Afternoon

    This Afternoon: Partly sunny, with a high near 82. South wind 7 to 9 mph.

    High: 82 °F

    Partly Sunny

  • Tonight

    Tonight: A chance of showers and thunderstorms before midnight, then a slight chance of showers between midnight and 3am.  Increasing clouds, with a low around 56. East northeast wind 5 to 8 mph becoming light and variable  after midnight.  Chance of precipitation is 30%.

    Low: 56 °F

    Chance
    Showers

  • Saturday

    Saturday: A 30 percent chance of showers and thunderstorms after noon.  Partly sunny, with a high near 76. Light and variable wind becoming south southwest 6 to 11 mph in the morning. Winds could gust as high as 18 mph.

    High: 76 °F

    Partly Sunny
    then Chance
    T-storms

  • Saturday Night

    Saturday Night: A chance of showers and thunderstorms.  Mostly cloudy, with a low around 53. South southwest wind 5 to 7 mph.  Chance of precipitation is 40%.

    Low: 53 °F

    Chance
    Showers

  • Sunday

    Sunday: Mostly sunny, with a high near 74. South southwest wind 7 to 12 mph increasing to 15 to 20 mph in the afternoon. Winds could gust as high as 32 mph.

    High: 74 °F

    Mostly Sunny

  • Sunday Night

    Sunday Night: Partly cloudy, with a low around 50.

    Low: 50 °F

    Partly Cloudy

  • Monday

    Monday: A 30 percent chance of showers and thunderstorms after noon.  Mostly sunny, with a high near 74.

    High: 74 °F

    Mostly Sunny
    then Chance
    Showers

  • Monday Night

    Monday Night: A 20 percent chance of rain before midnight.  Mostly cloudy, with a low around 51.

    Low: 51 °F

    Slight Chance
    Rain then
    Partly Cloudy

  • Tuesday

    Tuesday: A 30 percent chance of showers and thunderstorms after noon.  Mostly sunny, with a high near 74.

    High: 74 °F

    Mostly Sunny
    then Chance
    Showers

Detailed Forecast

This Afternoon
Partly sunny, with a high near 82. South wind 7 to 9 mph.
Tonight
A chance of showers and thunderstorms before midnight, then a slight chance of showers between midnight and 3am. Increasing clouds, with a low around 56. East northeast wind 5 to 8 mph becoming light and variable after midnight. Chance of precipitation is 30%.
Saturday
A 30 percent chance of showers and thunderstorms after noon. Partly sunny, with a high near 76. Light and variable wind becoming south southwest 6 to 11 mph in the morning. Winds could gust as high as 18 mph.
Saturday Night
A chance of showers and thunderstorms. Mostly cloudy, with a low around 53. South southwest wind 5 to 7 mph. Chance of precipitation is 40%.
Sunday
Mostly sunny, with a high near 74. South southwest wind 7 to 12 mph increasing to 15 to 20 mph in the afternoon. Winds could gust as high as 32 mph.
Sunday Night
Partly cloudy, with a low around 50.
Monday
A 30 percent chance of showers and thunderstorms after noon. Mostly sunny, with a high near 74.
Monday Night
A 20 percent chance of rain before midnight. Mostly cloudy, with a low around 51.
Tuesday
A 30 percent chance of showers and thunderstorms after noon. Mostly sunny, with a high near 74.
Tuesday Night
Mostly cloudy, with a low around 52.
Wednesday
A 20 percent chance of showers and thunderstorms. Mostly sunny, with a high near 73.
Wednesday Night
Partly cloudy, with a low around 50.
Thursday
Mostly sunny, with a high near 72.
Basemap Options
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ABOUT THIS FORECAST

 
Point Forecast:
19 Miles NNE Sun Valley ID
 43.93°N 114.17°W (Elev. 7867 ft)
12:31 pm MDT Aug 21, 2026
1pm MDT Aug 21, 2026-6pm MDT Aug 27, 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