National Oceanic and Atmospheric Administration National Weather Service United States Department of Commerce

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 >

Hazardous Weather Conditions

Current conditions at

Granbury, Granbury Municipal Airport (KGDJ)

Lat: 32.44°NLon: 97.82°WElev: 778ft.

Fair

104°F

40°C

Humidity 24%
Wind Speed Vrbl 5 mph
Barometer 30.00 in
Dewpoint 61°F (16°C)
Visibility 10.00 mi
Heat Index105°F (41°C)
Last update 22 Aug 1:15 pm CDT
Extended Forecast for

2 Miles SSW Rainbow TX

Extreme Heat Warning August 22, 01:33pm until August 22, 08:00pm
Click here for hazard details and duration
Extreme Heat Warning
  •  
    Extreme Heat Warning August 22, 01:33pm until August 22, 08:00pm

    NOW until 8:00pm Sat

    Extreme Heat Warning

  • This Afternoon

    High: 106 °F

    Hot

  • Tonight

    Tonight: Partly cloudy, with a low around 81. South southeast wind 5 to 10 mph.

    Low: 81 °F

    Partly Cloudy

  • Sunday

    Sunday: Mostly sunny and hot, with a high near 108. South wind 5 to 10 mph.

    High: 108 °F

    Hot

  • Sunday Night

    Sunday Night: Mostly clear, with a low around 82. South wind 5 to 10 mph.

    Low: 82 °F

    Mostly Clear

  • Monday

    Monday: Sunny and hot, with a high near 108. Southwest wind around 10 mph.

    High: 108 °F

    Hot

  • Monday Night

    Monday Night: Clear, with a low around 81. South wind around 10 mph, with gusts as high as 20 mph.

    Low: 81 °F

    Clear

  • Tuesday

    Tuesday: Sunny and hot, with a high near 108. South southwest wind around 10 mph.

    High: 108 °F

    Hot

  • Tuesday Night

    Tuesday Night: A 20 percent chance of showers after 1am. Mostly clear, with a low around 80. South wind 5 to 10 mph.

    Low: 80 °F

    Mostly Clear
    then Slight
    Chance
    Showers

Detailed Forecast

This Afternoon
Sunny and hot, with a high near 106. South southeast wind around 5 mph.
Tonight
Partly cloudy, with a low around 81. South southeast wind 5 to 10 mph.
Sunday
Mostly sunny and hot, with a high near 108. South wind 5 to 10 mph.
Sunday Night
Mostly clear, with a low around 82. South wind 5 to 10 mph.
Monday
Sunny and hot, with a high near 108. Southwest wind around 10 mph.
Monday Night
Clear, with a low around 81. South wind around 10 mph, with gusts as high as 20 mph.
Tuesday
Sunny and hot, with a high near 108. South southwest wind around 10 mph.
Tuesday Night
A 20 percent chance of showers after 1am. Mostly clear, with a low around 80. South wind 5 to 10 mph.
Wednesday
A 20 percent chance of showers and thunderstorms after 1pm. Sunny and hot, with a high near 106. West southwest wind 5 to 10 mph.
Wednesday Night
A slight chance of showers and thunderstorms. Partly cloudy, with a low around 78. Chance of precipitation is 20%.
Thursday
A 20 percent chance of showers and thunderstorms. Sunny and hot, with a high near 103.
Thursday Night
A 20 percent chance of showers and thunderstorms. Partly cloudy, with a low around 77.
Friday
Sunny and hot, with a high near 103.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
2 Miles SSW Rainbow TX
 32.27°N 97.71°W (Elev. 682 ft)
Last Update:
1:27 pm CDT Aug 22, 2026
Forecast Valid:
1pm CDT Aug 22, 2026-6pm CDT Aug 28, 2026
 
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