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

Rockwall Municipal Airport (KF46)

Lat: 32.93°NLon: 96.43°WElev: 564ft.

Overcast

79°F

26°C

Humidity 81%
Wind Speed S 13 G 20 mph
Barometer 29.90 in
Dewpoint 73°F (23°C)
Visibility 10.00 mi
Heat Index82°F (28°C)
Last update 19 May 1:15 am CDT
Extended Forecast for

Rockwall TX

  • Overnight

    Overnight: Mostly cloudy, with a steady temperature around 79. South wind around 15 mph, with gusts as high as 20 mph.

    Low: 79 °F

    Mostly Cloudy

  • Tuesday

    Tuesday: A chance of showers and thunderstorms between 10am and 1pm, then showers and possibly a thunderstorm after 1pm. High near 81. South wind 10 to 15 mph, with gusts as high as 20 mph. Chance of precipitation is 90%. New rainfall amounts between a half and three quarters of an inch possible.

    High: 81 °F

    Chance
    T-storms then
    T-storms

  • Tuesday Night

    Tuesday Night: A chance of showers and thunderstorms before 1am, then a slight chance of showers between 1am and 4am. Mostly cloudy, with a low around 63. South southeast wind 5 to 10 mph becoming north northeast in the evening. Chance of precipitation is 30%.

    Low: 63 °F

    Chance
    T-storms

  • Wednesday

    Wednesday: A 20 percent chance of showers and thunderstorms after 10am. Mostly cloudy, with a high near 79. East wind around 5 mph.

    High: 79 °F

    Slight Chance
    T-storms

  • Wednesday Night

    Wednesday Night: A slight chance of showers and thunderstorms before 10pm, then a slight chance of showers between 10pm and 1am, then a chance of showers and thunderstorms after 1am. Mostly cloudy, with a low around 67. East wind 5 to 10 mph. Chance of precipitation is 50%.

    Low: 67 °F

    Slight Chance
    T-storms then
    Chance
    Showers

  • Thursday

    Thursday: Showers and possibly a thunderstorm. High near 79. Southeast wind 5 to 10 mph. Chance of precipitation is 80%.

    High: 79 °F

    Showers

  • Thursday Night

    Thursday Night: Showers likely and possibly a thunderstorm before 1am, then a chance of showers and thunderstorms after 1am. Mostly cloudy, with a low around 66. South southeast wind around 5 mph. Chance of precipitation is 60%.

    Low: 66 °F

    Showers
    Likely

  • Friday

    Friday: A 50 percent chance of showers and thunderstorms. Mostly cloudy, with a high near 82. South wind 5 to 10 mph.

    High: 82 °F

    Chance
    T-storms

  • Friday Night

    Friday Night: A 30 percent chance of showers and thunderstorms. Partly cloudy, with a low around 67. South southeast wind 5 to 10 mph.

    Low: 67 °F

    Chance
    Showers then
    Chance
    T-storms

Detailed Forecast

Overnight
Mostly cloudy, with a steady temperature around 79. South wind around 15 mph, with gusts as high as 20 mph.
Tuesday
A chance of showers and thunderstorms between 10am and 1pm, then showers and possibly a thunderstorm after 1pm. High near 81. South wind 10 to 15 mph, with gusts as high as 20 mph. Chance of precipitation is 90%. New rainfall amounts between a half and three quarters of an inch possible.
Tuesday Night
A chance of showers and thunderstorms before 1am, then a slight chance of showers between 1am and 4am. Mostly cloudy, with a low around 63. South southeast wind 5 to 10 mph becoming north northeast in the evening. Chance of precipitation is 30%.
Wednesday
A 20 percent chance of showers and thunderstorms after 10am. Mostly cloudy, with a high near 79. East wind around 5 mph.
Wednesday Night
A slight chance of showers and thunderstorms before 10pm, then a slight chance of showers between 10pm and 1am, then a chance of showers and thunderstorms after 1am. Mostly cloudy, with a low around 67. East wind 5 to 10 mph. Chance of precipitation is 50%.
Thursday
Showers and possibly a thunderstorm. High near 79. Southeast wind 5 to 10 mph. Chance of precipitation is 80%.
Thursday Night
Showers likely and possibly a thunderstorm before 1am, then a chance of showers and thunderstorms after 1am. Mostly cloudy, with a low around 66. South southeast wind around 5 mph. Chance of precipitation is 60%.
Friday
A 50 percent chance of showers and thunderstorms. Mostly cloudy, with a high near 82. South wind 5 to 10 mph.
Friday Night
A 30 percent chance of showers and thunderstorms. Partly cloudy, with a low around 67. South southeast wind 5 to 10 mph.
Saturday
A 50 percent chance of showers and thunderstorms. Partly sunny, with a high near 82.
Saturday Night
Showers and thunderstorms likely. Mostly cloudy, with a low around 66. Chance of precipitation is 60%.
Sunday
Showers and thunderstorms likely. Mostly cloudy, with a high near 82. Chance of precipitation is 60%.
Sunday Night
A 40 percent chance of showers and thunderstorms. Mostly cloudy, with a low around 67.
Memorial Day
A 40 percent chance of showers and thunderstorms. Partly sunny, with a high near 84.
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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:
11:16 pm CDT May 18, 2026
Forecast Valid:
1am CDT May 19, 2026-6pm CDT May 25, 2026
 
Forecast Discussion
 
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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

National Digital Forecast Database Maximum Temperature Forecast

High Temperature

National Digital Forecast Database Weather Element Forecast

Chance of Precipitation