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

8 Miles NW Richfield ID

Heat Advisory until August 21, 10:00pm
Red Flag Warning August 22, 12:00pm until August 22, 09:00pm
Click here for hazard details and duration
Heat Advisory
Red Flag Warning
  •  
    Heat Advisory until August 21, 10:00pm

    NOW until 10:00pm Fri

    Heat Advisory

  • This Afternoon

    High: 99 °F

    Hot

  • Tonight

    Tonight: A 20 percent chance of showers before 3am.  Increasing clouds, with a low around 65. South southeast wind 6 to 10 mph becoming north after midnight.

    Low: 65 °F

    Slight Chance
    Showers

  • Saturday

    Saturday: A 20 percent chance of showers before noon.  Mostly cloudy, then gradually becoming sunny, with a high near 92. Northeast wind 7 to 10 mph becoming southwest in the afternoon. Winds could gust as high as 21 mph.

    High: 92 °F

    Slight Chance
    Showers then
    Mostly Sunny

  • Saturday Night

    Saturday Night: Mostly cloudy, with a low around 60. South southwest wind 5 to 8 mph becoming light and variable  after midnight. Winds could gust as high as 20 mph.

    Low: 60 °F

    Mostly Cloudy

  • Sunday

    Sunday: Mostly sunny, with a high near 89. North northeast wind 5 to 15 mph becoming southwest in the afternoon. Winds could gust as high as 28 mph.

    High: 89 °F

    Mostly Sunny

  • Sunday Night

    Sunday Night: Partly cloudy, with a low around 58.

    Low: 58 °F

    Partly Cloudy

  • Monday

    Monday: Mostly sunny, with a high near 89.

    High: 89 °F

    Mostly Sunny

  • Monday Night

    Monday Night: Mostly cloudy, with a low around 59.

    Low: 59 °F

    Mostly Cloudy

Detailed Forecast

This Afternoon
Mostly sunny and hot, with a high near 99. East southeast wind around 9 mph.
Tonight
A 20 percent chance of showers before 3am. Increasing clouds, with a low around 65. South southeast wind 6 to 10 mph becoming north after midnight.
Saturday
A 20 percent chance of showers before noon. Mostly cloudy, then gradually becoming sunny, with a high near 92. Northeast wind 7 to 10 mph becoming southwest in the afternoon. Winds could gust as high as 21 mph.
Saturday Night
Mostly cloudy, with a low around 60. South southwest wind 5 to 8 mph becoming light and variable after midnight. Winds could gust as high as 20 mph.
Sunday
Mostly sunny, with a high near 89. North northeast wind 5 to 15 mph becoming southwest in the afternoon. Winds could gust as high as 28 mph.
Sunday Night
Partly cloudy, with a low around 58.
Monday
Mostly sunny, with a high near 89.
Monday Night
Mostly cloudy, with a low around 59.
Tuesday
Mostly sunny, with a high near 90.
Tuesday Night
Partly cloudy, with a low around 60.
Wednesday
Mostly sunny, with a high near 89.
Wednesday Night
Partly cloudy, with a low around 56.
Thursday
Mostly sunny, with a high near 86.
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ABOUT THIS FORECAST

 
Point Forecast:
8 Miles NW Richfield ID
 43.13°N 114.25°W (Elev. 4590 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