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

Dallas / Addison Airport (KADS)

Lat: 32.97°NLon: 96.83°WElev: 643ft.

Clear

8°C

46°F

Humidity 87%
Wind Speed Calm
Barometer 30.12 in
Dewpoint 6°C (43°F)
Visibility 16 km
Last update 8 Mar 7:47 am CDT
Extended Forecast for

Lewisville TX

  • Today

    Today: Patchy fog before 10am. Otherwise, sunny, with a high near 22. North wind 5 to 10 km/h.

    High: 22 °C

    Patchy Fog
    then Sunny

  • Tonight

    Tonight: A 20 percent chance of showers and thunderstorms after 1am. Partly cloudy, with a low around 15. South wind 5 to 10 km/h.

    Low: 15 °C

    Partly Cloudy
    then Slight
    Chance
    T-storms

  • Monday

    Monday: A 20 percent chance of showers and thunderstorms before 1pm. Partly sunny, with a high near 27. South southwest wind 10 to 15 km/h increasing to 15 to 20 km/h in the afternoon. Winds could gust as high as 30 km/h.

    High: 27 °C

    Slight Chance
    T-storms

  • Monday Night

    Monday Night: Mostly cloudy, with a low around 21. South wind 15 to 20 km/h, with gusts as high as 30 km/h.

    Low: 21 °C

    Mostly Cloudy

  • Tuesday

    Tuesday: A chance of showers and thunderstorms, then showers likely and possibly a thunderstorm after 1pm. Cloudy, with a high near 26. South wind around 25 km/h, with gusts as high as 45 km/h. Chance of precipitation is 70%.

    High: 26 °C

    Chance
    Showers then
    Showers
    Likely

  • Tuesday Night

    Tuesday Night: Showers and possibly a thunderstorm. Low around 16. South southwest wind 15 to 25 km/h, with gusts as high as 40 km/h. Chance of precipitation is 90%.

    Low: 16 °C

    Showers

  • Wednesday

    Wednesday: A 30 percent chance of showers, mainly before 1pm. Sunny, with a high near 23. South southwest wind 15 to 20 km/h becoming north 25 to 30 km/h in the afternoon. Winds could gust as high as 50 km/h.

    High: 23 °C

    Chance
    Showers

  • Wednesday Night

    Wednesday Night: Mostly clear, with a low around 7. North northeast wind 20 to 25 km/h decreasing to 10 to 15 km/h after midnight. Winds could gust as high as 40 km/h.

    Low: 7 °C

    Mostly Clear

  • Thursday

    Thursday: Sunny, with a high near 19. North wind 10 to 15 km/h becoming south in the afternoon.

    High: 19 °C

    Sunny

Detailed Forecast

Today
Patchy fog before 10am. Otherwise, sunny, with a high near 22. North wind 5 to 10 km/h.
Tonight
A 20 percent chance of showers and thunderstorms after 1am. Partly cloudy, with a low around 15. South wind 5 to 10 km/h.
Monday
A 20 percent chance of showers and thunderstorms before 1pm. Partly sunny, with a high near 27. South southwest wind 10 to 15 km/h increasing to 15 to 20 km/h in the afternoon. Winds could gust as high as 30 km/h.
Monday Night
Mostly cloudy, with a low around 21. South wind 15 to 20 km/h, with gusts as high as 30 km/h.
Tuesday
A chance of showers and thunderstorms, then showers likely and possibly a thunderstorm after 1pm. Cloudy, with a high near 26. South wind around 25 km/h, with gusts as high as 45 km/h. Chance of precipitation is 70%.
Tuesday Night
Showers and possibly a thunderstorm. Low around 16. South southwest wind 15 to 25 km/h, with gusts as high as 40 km/h. Chance of precipitation is 90%.
Wednesday
A 30 percent chance of showers, mainly before 1pm. Sunny, with a high near 23. South southwest wind 15 to 20 km/h becoming north 25 to 30 km/h in the afternoon. Winds could gust as high as 50 km/h.
Wednesday Night
Mostly clear, with a low around 7. North northeast wind 20 to 25 km/h decreasing to 10 to 15 km/h after midnight. Winds could gust as high as 40 km/h.
Thursday
Sunny, with a high near 19. North wind 10 to 15 km/h becoming south in the afternoon.
Thursday Night
Clear, with a low around 11.
Friday
Sunny, with a high near 26.
Friday Night
Clear, with a low around 13.
Saturday
Sunny, with a high near 28.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
Lewisville TX
 33.05°N 97°W (Elev. 531 m)
Last Update:
6:11 am CDT Mar 8, 2026
Forecast Valid:
8am CDT Mar 8, 2026-6pm CDT Mar 14, 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