Heavy Rainfall and Severe Thunderstorm Threats; Heat Risk Expands; Monitoring the Tropics

Flash flooding risks continue for portions of the Four Corners and Great Basin through today. Severe thunderstorms are outlooked from the eastern Great Lakes, southern New England into the mid-Atlantic through Tuesday. Heat risk increases and expands across the center of the nation and across the Ohio Valley and mid-Atlantic this week. Continue to closely monitor tropical development in the Gulf. Read More >

Hazardous Weather Conditions

Current conditions at

Rockwall Municipal Airport (KF46)

Lat: 32.93°NLon: 96.43°WElev: 564ft.

Fair

91°F

33°C

Humidity 43%
Wind Speed S 6 mph
Barometer 30.06 in
Dewpoint 66°F (19°C)
Visibility 10.00 mi
Heat Index93°F (34°C)
Last update 31 Aug 11:55 am CDT
Extended Forecast for

3 Miles NE Royse City TX

  • This Afternoon

    This Afternoon: Sunny and hot, with a high near 100. South southeast wind around 5 mph.

    High: 100 °F

    Hot

  • Tonight

    Tonight: Mostly clear, with a low around 76. Southeast wind around 5 mph.

    Low: 76 °F

    Mostly Clear

  • Tuesday

    Tuesday: Sunny and hot, with a high near 99. Heat index values as high as 102. East southeast wind around 5 mph.

    High: 99 °F

    Hot

  • Tuesday Night

    Tuesday Night: Mostly clear, with a low around 75. South southeast wind around 5 mph.

    Low: 75 °F

    Mostly Clear

  • Wednesday

    Wednesday: Sunny, with a high near 96. South southeast wind 5 to 10 mph.

    High: 96 °F

    Sunny

  • Wednesday Night

    Wednesday Night: Mostly clear, with a low around 75. Southeast wind 5 to 10 mph.

    Low: 75 °F

    Mostly Clear

  • Thursday

    Thursday: Sunny, with a high near 96. South wind 5 to 10 mph.

    High: 96 °F

    Sunny

  • Thursday Night

    Thursday Night: Mostly clear, with a low around 74. South southeast wind 5 to 10 mph.

    Low: 74 °F

    Mostly Clear

  • Friday

    Friday: Sunny, with a high near 97. South wind around 5 mph.

    High: 97 °F

    Sunny

Detailed Forecast

This Afternoon
Sunny and hot, with a high near 100. South southeast wind around 5 mph.
Tonight
Mostly clear, with a low around 76. Southeast wind around 5 mph.
Tuesday
Sunny and hot, with a high near 99. Heat index values as high as 102. East southeast wind around 5 mph.
Tuesday Night
Mostly clear, with a low around 75. South southeast wind around 5 mph.
Wednesday
Sunny, with a high near 96. South southeast wind 5 to 10 mph.
Wednesday Night
Mostly clear, with a low around 75. Southeast wind 5 to 10 mph.
Thursday
Sunny, with a high near 96. South wind 5 to 10 mph.
Thursday Night
Mostly clear, with a low around 74. South southeast wind 5 to 10 mph.
Friday
Sunny, with a high near 97. South wind around 5 mph.
Friday Night
Mostly clear, with a low around 75.
Saturday
Sunny, with a high near 98.
Saturday Night
Mostly clear, with a low around 75.
Sunday
Sunny and hot, with a high near 100.
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ABOUT THIS FORECAST

 
Point Forecast:
3 Miles NE Royse City TX
 33.01°N 96.29°W (Elev. 591 ft)
8:16 am CDT Aug 31, 2026
12pm CDT Aug 31, 2026-6pm CDT Sep 6, 2026
 
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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