Severe Thunderstorms and Heavy Rain in the Mid-Atlantic; Heat Persists Across the South

Scattered severe thunderstorms and excessive rainfall are possible into the night in the Mid Atlantic, and heavy rain will shift to Virginia and the Carolinas on Friday. Severe thunderstorms are also possible in the Central Plains into the Upper MS Valley and the Deep South tonight. Dangerous heat persists across the Southern Plains and Lower MS Valley and heat will expand into the Southwest. Read More >

Current conditions at

Dallas/Fort Worth International Airport (KDFW)

Lat: 32.9°NLon: 97.02°WElev: 541ft.

A Few Clouds

95°F

35°C

Humidity 32%
Wind Speed S 8 mph
Barometer 29.94 in (1012.7 mb)
Dewpoint 61°F (16°C)
Visibility 10.00 mi
Heat Index95°F (35°C)
Last update 20 Aug 9:53 pm CDT
Extended Forecast for

Colleyville TX

Extreme Heat Warning August 20, 09:59pm until August 21, 08:00pm
Click here for hazard details and duration
Extreme Heat Warning
  •  
    Extreme Heat Warning August 20, 09:59pm until August 21, 08:00pm

    NOW until 8:00pm Fri

    Extreme Heat Warning

  • Tonight

    Low: 82 °F

    Mostly Clear

  • Friday

    Friday: A 20 percent chance of showers and thunderstorms after 4pm.  Sunny and hot, with a high near 106. Heat index values as high as 109. Southwest wind around 5 mph.

    High: 106 °F

    Sunny then
    Slight Chance
    T-storms

  • Friday Night

    Friday Night: A 20 percent chance of showers and thunderstorms before 10pm.  Partly cloudy, with a low around 82. South wind 5 to 10 mph.

    Low: 82 °F

    Slight Chance
    T-storms then
    Partly Cloudy

  • Saturday

    Saturday: Sunny and hot, with a high near 107. South southwest wind around 5 mph.

    High: 107 °F

    Hot

  • Saturday Night

    Saturday Night: Mostly clear, with a low around 81. South wind 5 to 10 mph.

    Low: 81 °F

    Mostly Clear

  • Sunday

    Sunday: Sunny and hot, with a high near 106. Southwest wind around 5 mph.

    High: 106 °F

    Hot

  • Sunday Night

    Sunday Night: Mostly clear, with a low around 83. South southeast wind around 10 mph.

    Low: 83 °F

    Mostly Clear

  • Monday

    Monday: Sunny and hot, with a high near 106. South southwest wind around 10 mph.

    High: 106 °F

    Hot

Detailed Forecast

Tonight
Mostly clear, with a low around 82. South wind around 5 mph.
Friday
A 20 percent chance of showers and thunderstorms after 4pm. Sunny and hot, with a high near 106. Heat index values as high as 109. Southwest wind around 5 mph.
Friday Night
A 20 percent chance of showers and thunderstorms before 10pm. Partly cloudy, with a low around 82. South wind 5 to 10 mph.
Saturday
Sunny and hot, with a high near 107. South southwest wind around 5 mph.
Saturday Night
Mostly clear, with a low around 81. South wind 5 to 10 mph.
Sunday
Sunny and hot, with a high near 106. Southwest wind around 5 mph.
Sunday Night
Mostly clear, with a low around 83. South southeast wind around 10 mph.
Monday
Sunny and hot, with a high near 106. South southwest wind around 10 mph.
Monday Night
A 20 percent chance of showers and thunderstorms after 1am. Mostly clear, with a low around 82. South wind 10 to 15 mph, with gusts as high as 20 mph.
Tuesday
Sunny and hot, with a high near 106.
Tuesday Night
A 20 percent chance of showers. Mostly clear, with a low around 82.
Wednesday
A 20 percent chance of showers and thunderstorms. Sunny and hot, with a high near 104.
Wednesday Night
A 20 percent chance of showers. Mostly clear, with a low around 80.
Thursday
A 20 percent chance of showers and thunderstorms. Sunny and hot, with a high near 103.
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ABOUT THIS FORECAST

 
Point Forecast:
Colleyville TX
 32.89°N 97.16°W (Elev. 620 ft)
6:12 pm CDT Aug 20, 2026
9pm CDT Aug 20, 2026-6pm CDT Aug 27, 2026
 
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Additional Resources

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Hourly Weather Forecast

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