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

Areas of Extreme Heat and Excessive Rainfall Potential

Dangerous and extreme heat will remain across portions of the central U.S. this week, persisting across the mid to lower Mississippi Valley, Gulf Coast, southern Plains and portions of Texas. A heat wave over the Southwest U.S. will peak this weekend. Heavy to excessive rainfall may produce flash flooding from the Delmarva Peninsula north into the Hudson Valley today and tonight. Read More >

Hazardous Weather Conditions

Current conditions at

Granbury, Granbury Municipal Airport (KGDJ)

Lat: 32.44°NLon: 97.82°WElev: 778ft.

Fair

100°F

38°C

Humidity 35%
Wind Speed SE 12 G 18 mph
Barometer 29.80 in
Dewpoint 68°F (20°C)
Visibility 10.00 mi
Heat Index106°F (41°C)
Last update 28 Jul 6:15 pm CDT
Extended Forecast for

Annetta South TX

Heat Advisory July 28, 06:36pm until July 29, 08:00pm
Click here for hazard details and duration
Heat Advisory
  •  
    Heat Advisory July 28, 06:36pm until July 29, 08:00pm

    NOW until 8:00pm Wed

    Heat Advisory

  • Tonight

    Low: 77 °F

    Mostly Clear

  • Wednesday

    Wednesday: Mostly sunny and hot, with a high near 100. Heat index values as high as 108. South southeast wind 5 to 10 mph.

    High: 100 °F

    Hot

  • Wednesday Night

    Wednesday Night: Partly cloudy, with a low around 77. South southeast wind 5 to 10 mph.

    Low: 77 °F

    Partly Cloudy

  • Thursday

    Thursday: Sunny and hot, with a high near 101. Heat index values as high as 108. South wind around 10 mph.

    High: 101 °F

    Hot

  • Thursday Night

    Thursday Night: Mostly clear, with a low around 78. South southeast wind around 10 mph.

    Low: 78 °F

    Mostly Clear

  • Friday

    Friday: Sunny and hot, with a high near 103. Southwest wind around 10 mph.

    High: 103 °F

    Hot

  • Friday Night

    Friday Night: Mostly clear, with a low around 80. South wind around 10 mph.

    Low: 80 °F

    Mostly Clear

  • Saturday

    Saturday: Sunny and hot, with a high near 101. West wind 10 to 15 mph becoming north in the morning. Winds could gust as high as 20 mph.

    High: 101 °F

    Hot

Detailed Forecast

Tonight
Mostly clear, with a low around 77. South southeast wind 5 to 10 mph.
Wednesday
Mostly sunny and hot, with a high near 100. Heat index values as high as 108. South southeast wind 5 to 10 mph.
Wednesday Night
Partly cloudy, with a low around 77. South southeast wind 5 to 10 mph.
Thursday
Sunny and hot, with a high near 101. Heat index values as high as 108. South wind around 10 mph.
Thursday Night
Mostly clear, with a low around 78. South southeast wind around 10 mph.
Friday
Sunny and hot, with a high near 103. Southwest wind around 10 mph.
Friday Night
Mostly clear, with a low around 80. South wind around 10 mph.
Saturday
Sunny and hot, with a high near 101. West wind 10 to 15 mph becoming north in the morning. Winds could gust as high as 20 mph.
Saturday Night
Mostly clear, with a low around 74. Northeast wind 5 to 15 mph, with gusts as high as 20 mph.
Sunday
Sunny, with a high near 97.
Sunday Night
Clear, with a low around 74.
Monday
Sunny, with a high near 98.
Monday Night
Mostly clear, with a low around 76.
Tuesday
Sunny and hot, with a high near 99.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Annetta South TX
 32.68°N 97.66°W (Elev. 899 ft)
Last Update:
6:11 pm CDT Jul 28, 2026
Forecast Valid:
6pm CDT Jul 28, 2026-6pm CDT Aug 4, 2026
 
Forecast Discussion
 
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Additional Resources

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Hourly Weather Forecast

National Digital Forecast Database

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High Temperature

National Digital Forecast Database Weather Element Forecast

Chance of Precipitation