Extreme Heat Across the Southern U.S.; Flash Flooding Threats in the Mid-Atlantic, Northeast, and Four Corners Region

Dangerous and extreme heat will remain across portions of the southern U.S. this week. Heavy rainfall may bring significant flash flooding across portions of the Mid-Atlantic and Northeast through the night, and additional flash flooding concerns across New England on Wednesday. Monsoonal thunderstorms will bring a flash flood risk to the Four Corners region, especially in burn scar areas Read More >

Hazardous Weather Conditions

Current conditions at

Rockwall Municipal Airport (KF46)

Lat: 32.93°NLon: 96.43°WElev: 564ft.

Fair

86°F

30°C

Humidity 60%
Wind Speed S 5 mph
Barometer 29.86 in
Dewpoint 71°F (22°C)
Visibility 10.00 mi
Heat Index91°F (33°C)
Last update 28 Jul 11:35 pm CDT
Extended Forecast for

2 Miles ESE Rockwall TX

Heat Advisory July 28, 11:49pm until July 29, 08:00pm
Click here for hazard details and duration
Heat Advisory
  •  
    Heat Advisory July 28, 11:49pm until July 29, 08:00pm

    NOW until 8:00pm Wed

    Heat Advisory

  • Tonight

    Low: 78 °F

    Mostly Clear

  • Wednesday

    Wednesday: Mostly sunny and hot, with a high near 100. Heat index values as high as 109. Southwest wind 5 to 10 mph.

    High: 100 °F

    Hot

  • Wednesday Night

    Wednesday Night: Mostly clear, with a low around 79. South southeast wind 5 to 10 mph.

    Low: 79 °F

    Mostly Clear

  • Thursday

    Thursday: Mostly sunny and hot, with a high near 101. Heat index values as high as 108. South southwest wind 5 to 10 mph.

    High: 101 °F

    Hot

  • Thursday Night

    Thursday Night: Mostly clear, with a low around 79. South southeast wind around 10 mph.

    Low: 79 °F

    Mostly Clear

  • Friday

    Friday: Mostly 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 southwest wind around 10 mph.

    Low: 80 °F

    Mostly Clear

  • Saturday

    Saturday: Sunny and hot, with a high near 100. West southwest wind 10 to 15 mph becoming north in the morning. Winds could gust as high as 20 mph.

    High: 100 °F

    Hot

Detailed Forecast

Tonight
Mostly clear, with a low around 78. South southwest wind 5 to 10 mph.
Wednesday
Mostly sunny and hot, with a high near 100. Heat index values as high as 109. Southwest wind 5 to 10 mph.
Wednesday Night
Mostly clear, with a low around 79. South southeast wind 5 to 10 mph.
Thursday
Mostly sunny and hot, with a high near 101. Heat index values as high as 108. South southwest wind 5 to 10 mph.
Thursday Night
Mostly clear, with a low around 79. South southeast wind around 10 mph.
Friday
Mostly sunny and hot, with a high near 103. Southwest wind around 10 mph.
Friday Night
Mostly clear, with a low around 80. South southwest wind around 10 mph.
Saturday
Sunny and hot, with a high near 100. West southwest 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 73. North northeast wind 5 to 15 mph, with gusts as high as 20 mph.
Sunday
Sunny, with a high near 96.
Sunday Night
Mostly clear, with a low around 73.
Monday
Sunny, with a high near 98.
Monday Night
Mostly clear, with a low around 75.
Tuesday
Sunny and hot, with a high near 99.
Basemap Options
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ABOUT THIS FORECAST

 
Point Forecast:
2 Miles ESE Rockwall TX
 32.9°N 96.43°W (Elev. 577 ft)
6:11 pm CDT Jul 28, 2026
11pm CDT Jul 28, 2026-6pm CDT Aug 4, 2026
 
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Additional Resources

Radar & Satellite Image

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Hourly Weather Forecast

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