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

Dangerous Heat Wave Continues; Severe Thunderstorms and Heavy Rain from the Central Plains to the Midwest

A prolonged, dangerous heat wave will continue today in the Midwest and Mississippi Valley, and persist through the Independence Day weekend across the Ohio Valley, Mid-South, and East Coast. Severe thunderstorm are expected from the northern/central Plains to the Mid-Atlantic. Isolated slash flooding is possible from the central Plains to the Upper Midwest. Read More >

Current conditions at

Rockwall Municipal Airport (KF46)

Lat: 32.93°NLon: 96.43°WElev: 564ft.

Partly Cloudy

94°F

34°C

Humidity 43%
Wind Speed S 6 mph
Barometer 29.99 in
Dewpoint 68°F (20°C)
Visibility 10.00 mi
Heat Index99°F (37°C)
Last update 3 Jul 5:35 pm CDT
Extended Forecast for

Rockwall TX

  • This Afternoon

    This Afternoon: A 20 percent chance of showers and thunderstorms. Sunny, with a high near 96. Heat index values as high as 102. South southeast wind around 10 mph.

    High: 96 °F

    Slight Chance
    T-storms

  • Tonight

    Tonight: A 10 percent chance of showers and thunderstorms before 7pm. Partly cloudy, with a low around 78. Southeast wind 5 to 10 mph.

    Low: 78 °F

    Slight Chance
    T-storms then
    Partly Cloudy

  • Independence Day

    Independence Day: Sunny, with a high near 98. Heat index values as high as 104. South wind 5 to 10 mph.

    High: 98 °F

    Sunny

  • Saturday Night

    Saturday Night: Mostly clear, with a low around 79. Southeast wind 5 to 10 mph.

    Low: 79 °F

    Mostly Clear

  • Sunday

    Sunday: Sunny and hot, with a high near 99. South wind 5 to 10 mph.

    High: 99 °F

    Hot

  • Sunday Night

    Sunday Night: Partly cloudy, with a low around 79. South southeast wind 5 to 10 mph.

    Low: 79 °F

    Partly Cloudy

  • Monday

    Monday: A 20 percent chance of showers and thunderstorms after 1pm. Mostly sunny, with a high near 98. South southwest wind around 5 mph.

    High: 98 °F

    Mostly Sunny
    then Slight
    Chance
    T-storms

  • Monday Night

    Monday Night: A 30 percent chance of showers and thunderstorms before 1am. Partly cloudy, with a low around 77. Southeast wind around 5 mph.

    Low: 77 °F

    Chance
    T-storms

  • Tuesday

    Tuesday: Mostly sunny, with a high near 98. South southwest wind around 5 mph.

    High: 98 °F

    Mostly Sunny

Detailed Forecast

This Afternoon
A 20 percent chance of showers and thunderstorms. Sunny, with a high near 96. Heat index values as high as 102. South southeast wind around 10 mph.
Tonight
A 10 percent chance of showers and thunderstorms before 7pm. Partly cloudy, with a low around 78. Southeast wind 5 to 10 mph.
Independence Day
Sunny, with a high near 98. Heat index values as high as 104. South wind 5 to 10 mph.
Saturday Night
Mostly clear, with a low around 79. Southeast wind 5 to 10 mph.
Sunday
Sunny and hot, with a high near 99. South wind 5 to 10 mph.
Sunday Night
Partly cloudy, with a low around 79. South southeast wind 5 to 10 mph.
Monday
A 20 percent chance of showers and thunderstorms after 1pm. Mostly sunny, with a high near 98. South southwest wind around 5 mph.
Monday Night
A 30 percent chance of showers and thunderstorms before 1am. Partly cloudy, with a low around 77. Southeast wind around 5 mph.
Tuesday
Mostly sunny, with a high near 98. South southwest wind around 5 mph.
Tuesday Night
Mostly clear, with a low around 78.
Wednesday
Sunny and hot, with a high near 99.
Wednesday Night
Mostly clear, with a low around 80.
Thursday
Sunny and hot, with a high near 100.
Thursday Night
Mostly clear, with a low around 80.
Friday
Sunny and hot, with a high near 100.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
Rockwall TX
 32.92°N 96.46°W (Elev. 558 ft)
Last Update:
5:16 pm CDT Jul 3, 2026
Forecast Valid:
5pm CDT Jul 3, 2026-6pm CDT Jul 10, 2026
 
Forecast Discussion
 
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Additional Resources

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High Temperature

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Chance of Precipitation