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

41°F

5°C

Humidity 20%
Wind Speed N 10 mph
Barometer 30.40 in
Dewpoint 3°F (-16°C)
Visibility 10.00 mi
Wind Chill35°F (2°C)
Last update 19 Jan 7:47 pm CST
Extended Forecast for

Lewisville TX

  • Tonight

    Tonight: Partly cloudy, with a low around 29. North northeast wind 5 to 10 mph.

    Low: 29 °F

    Partly Cloudy

  • Tuesday

    Tuesday: Sunny, with a high near 55. Calm wind becoming south around 5 mph in the afternoon.

    High: 55 °F

    Sunny

  • Tuesday Night

    Tuesday Night: A 40 percent chance of showers after midnight. Increasing clouds, with a low around 47. South wind 5 to 10 mph.

    Low: 47 °F

    Mostly Cloudy
    then Chance
    Showers

  • Wednesday

    Wednesday: A 40 percent chance of showers before noon. Mostly cloudy, with a high near 60. South wind around 5 mph becoming east northeast in the morning.

    High: 60 °F

    Chance
    Showers then
    Partly Sunny

  • Wednesday Night

    Wednesday Night: Mostly cloudy, with a low around 44. Northeast wind around 5 mph.

    Low: 44 °F

    Mostly Cloudy

  • Thursday

    Thursday: Mostly cloudy, with a high near 59. Northeast wind around 5 mph becoming east southeast in the afternoon.

    High: 59 °F

    Mostly Cloudy

  • Thursday Night

    Thursday Night: A 20 percent chance of showers after midnight. Cloudy, with a low around 43. East wind 5 to 10 mph.

    Low: 43 °F

    Mostly Cloudy
    then Slight
    Chance
    Showers

  • Friday

    Friday: A 50 percent chance of showers. Cloudy, with a high near 49. East northeast wind 10 to 15 mph, with gusts as high as 25 mph.

    High: 49 °F

    Chance
    Showers

  • Friday Night

    Friday Night: Rain showers likely, possibly mixed with sleet before midnight, then rain, freezing rain and sleet likely, possibly mixed with snow. Cloudy, with a low around 21. North northeast wind around 15 mph, with gusts as high as 20 mph. Chance of precipitation is 70%.

    Low: 21 °F

    Wintry Mix
    Likely

Detailed Forecast

Tonight
Partly cloudy, with a low around 29. North northeast wind 5 to 10 mph.
Tuesday
Sunny, with a high near 55. Calm wind becoming south around 5 mph in the afternoon.
Tuesday Night
A 40 percent chance of showers after midnight. Increasing clouds, with a low around 47. South wind 5 to 10 mph.
Wednesday
A 40 percent chance of showers before noon. Mostly cloudy, with a high near 60. South wind around 5 mph becoming east northeast in the morning.
Wednesday Night
Mostly cloudy, with a low around 44. Northeast wind around 5 mph.
Thursday
Mostly cloudy, with a high near 59. Northeast wind around 5 mph becoming east southeast in the afternoon.
Thursday Night
A 20 percent chance of showers after midnight. Cloudy, with a low around 43. East wind 5 to 10 mph.
Friday
A 50 percent chance of showers. Cloudy, with a high near 49. East northeast wind 10 to 15 mph, with gusts as high as 25 mph.
Friday Night
Rain showers likely, possibly mixed with sleet before midnight, then rain, freezing rain and sleet likely, possibly mixed with snow. Cloudy, with a low around 21. North northeast wind around 15 mph, with gusts as high as 20 mph. Chance of precipitation is 70%.
Saturday
Snow showers, freezing rain, and sleet likely, mainly before noon. Cloudy and cold, with a high near 28. Chance of precipitation is 60%.
Saturday Night
A 20 percent chance of snow showers. Mostly cloudy, with a low around 14.
Sunday
Partly sunny, with a high near 32.
Sunday Night
Partly cloudy, with a low around 20.
Monday
Mostly sunny, with a high near 42.
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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:
5:06 pm CST Jan 19, 2026
Forecast Valid:
8pm CST Jan 19, 2026-6pm CST Jan 26, 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