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.

Drizzle

54°F

12°C

Humidity 88%
Wind Speed N 15 G 25 mph
Barometer 30.02 in
Dewpoint 50°F (10°C)
Visibility 10.00 mi
Wind Chill50°F (10°C)
Last update 18 Apr 7:47 am CDT
Extended Forecast for

Lewisville TX

  • Today

    Today: A chance of showers and thunderstorms before 1pm, then a slight chance of showers between 1pm and 4pm. Mostly cloudy, with a high near 65. North wind 15 to 20 mph, with gusts as high as 30 mph. Chance of precipitation is 30%.

    High: 65 °F

    Chance
    T-storms then
    Chance
    Showers

  • Tonight

    Tonight: Mostly cloudy during the early evening, then gradual clearing, with a low around 46. North northeast wind 5 to 15 mph, with gusts as high as 25 mph.

    Low: 46 °F

    Gradual
    Clearing

  • Sunday

    Sunday: Sunny, with a high near 74. East wind around 5 mph.

    High: 74 °F

    Sunny

  • Sunday Night

    Sunday Night: Partly cloudy, with a low around 51. East southeast wind around 5 mph becoming calm in the evening.

    Low: 51 °F

    Partly Cloudy

  • Monday

    Monday: Mostly sunny, with a high near 75. South southeast wind 5 to 10 mph.

    High: 75 °F

    Mostly Sunny

  • Monday Night

    Monday Night: A 20 percent chance of showers and thunderstorms after 1am. Mostly cloudy, with a low around 56. South wind 5 to 10 mph.

    Low: 56 °F

    Partly Cloudy
    then Slight
    Chance
    T-storms

  • Tuesday

    Tuesday: A 20 percent chance of showers and thunderstorms before 1pm. Mostly cloudy, with a high near 70. South wind 5 to 10 mph, with gusts as high as 20 mph.

    High: 70 °F

    Slight Chance
    T-storms

  • Tuesday Night

    Tuesday Night: Mostly cloudy, with a low around 62. South southeast wind 5 to 10 mph.

    Low: 62 °F

    Mostly Cloudy

  • Wednesday

    Wednesday: Mostly cloudy, with a high near 80. South southeast wind 5 to 15 mph, with gusts as high as 20 mph.

    High: 80 °F

    Mostly Cloudy

Detailed Forecast

Today
A chance of showers and thunderstorms before 1pm, then a slight chance of showers between 1pm and 4pm. Mostly cloudy, with a high near 65. North wind 15 to 20 mph, with gusts as high as 30 mph. Chance of precipitation is 30%.
Tonight
Mostly cloudy during the early evening, then gradual clearing, with a low around 46. North northeast wind 5 to 15 mph, with gusts as high as 25 mph.
Sunday
Sunny, with a high near 74. East wind around 5 mph.
Sunday Night
Partly cloudy, with a low around 51. East southeast wind around 5 mph becoming calm in the evening.
Monday
Mostly sunny, with a high near 75. South southeast wind 5 to 10 mph.
Monday Night
A 20 percent chance of showers and thunderstorms after 1am. Mostly cloudy, with a low around 56. South wind 5 to 10 mph.
Tuesday
A 20 percent chance of showers and thunderstorms before 1pm. Mostly cloudy, with a high near 70. South wind 5 to 10 mph, with gusts as high as 20 mph.
Tuesday Night
Mostly cloudy, with a low around 62. South southeast wind 5 to 10 mph.
Wednesday
Mostly cloudy, with a high near 80. South southeast wind 5 to 15 mph, with gusts as high as 20 mph.
Wednesday Night
Mostly cloudy, with a low around 67.
Thursday
Mostly cloudy, with a high near 83.
Thursday Night
A 20 percent chance of showers and thunderstorms. Mostly cloudy, with a low around 67.
Friday
A 20 percent chance of showers and thunderstorms. Mostly sunny, with a high near 86.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Lewisville TX
 33.05°N 97°W (Elev. 531 ft)
Last Update:
6:06 am CDT Apr 18, 2026
Forecast Valid:
8am CDT Apr 18, 2026-6pm CDT Apr 24, 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