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Hazardous Weather Conditions

Current conditions at

Dallas / Addison Airport (KADS)

Lat: 32.97°NLon: 96.83°WElev: 643ft.

Fair

90°F

32°C

Humidity 52%
Wind Speed S 7 mph
Barometer 29.96 in
Dewpoint 70°F (21°C)
Visibility 10.00 mi
Heat Index96°F (36°C)
Last update 8 Sep 12:56 am CDT
Extended Forecast for

Lewisville TX

Heat Advisory September 8, 01:08am until September 8, 08:00pm
Click here for hazard details and duration
Heat Advisory
  •  
    Heat Advisory September 8, 01:08am until September 8, 08:00pm

    NOW until 8:00pm Tue

    Heat Advisory

  • Overnight

    Low: 82 °F

    Clear

  • Tuesday

    Tuesday: Sunny and hot, with a high near 101. Heat index values as high as 107. South southeast wind 5 to 10 mph.

    High: 101 °F

    Hot

  • Tuesday Night

    Tuesday Night: Mostly clear, with a low around 81. South southeast wind 5 to 10 mph.

    Low: 81 °F

    Mostly Clear

  • Wednesday

    Wednesday: Sunny and hot, with a high near 101. Heat index values as high as 104. South wind 5 to 10 mph.

    High: 101 °F

    Hot

  • Wednesday Night

    Wednesday Night: Mostly clear, with a low around 81. South wind 5 to 10 mph.

    Low: 81 °F

    Mostly Clear

  • Thursday

    Thursday: Sunny and hot, with a high near 99. South wind around 5 mph.

    High: 99 °F

    Hot

  • Thursday Night

    Thursday Night: Partly cloudy, with a low around 81. South southeast wind 5 to 10 mph.

    Low: 81 °F

    Partly Cloudy

  • Friday

    Friday: Sunny and hot, with a high near 100. South wind 5 to 10 mph.

    High: 100 °F

    Hot

Detailed Forecast

Overnight
Clear, with a low around 82. South wind around 5 mph.
Tuesday
Sunny and hot, with a high near 101. Heat index values as high as 107. South southeast wind 5 to 10 mph.
Tuesday Night
Mostly clear, with a low around 81. South southeast wind 5 to 10 mph.
Wednesday
Sunny and hot, with a high near 101. Heat index values as high as 104. South wind 5 to 10 mph.
Wednesday Night
Mostly clear, with a low around 81. South wind 5 to 10 mph.
Thursday
Sunny and hot, with a high near 99. South wind around 5 mph.
Thursday Night
Partly cloudy, with a low around 81. South southeast wind 5 to 10 mph.
Friday
Sunny and hot, with a high near 100. South wind 5 to 10 mph.
Friday Night
Mostly clear, with a low around 80. South southeast wind around 10 mph.
Saturday
Sunny and hot, with a high near 101.
Saturday Night
Mostly clear, with a low around 80.
Sunday
Sunny and hot, with a high near 99.
Sunday Night
Mostly clear, with a low around 79.
Monday
Sunny, with a high near 98.
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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:
12:06 am CDT Sep 8, 2026
Forecast Valid:
1am CDT Sep 8, 2026-6pm CDT Sep 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