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

Extreme Heat and Excessive Rainfall Today

Dangerous and extreme heat will remain across portions of the southern U.S. through the weekend. A heat wave over the Southwest U.S. will intensify this week, peaking and expanding into the Intermountain West and northern High Plains this weekend. Multiple rounds of thunderstorms will produce heavy to excessive rainfall with significant flash flooding across portions of southern New England. Read More >

Hazardous Weather Conditions

Current conditions at

Dallas / Addison Airport (KADS)

Lat: 32.97°NLon: 96.83°WElev: 643ft.

Clear

93°F

34°C

Humidity 39%
Wind Speed SE 10 mph
Barometer 29.89 in
Dewpoint 64°F (18°C)
Visibility 10.00 mi
Heat Index95°F (35°C)
Last update 29 Jul 9:55 pm CDT
Extended Forecast for

Plano TX

Heat Advisory July 29, 10:15pm until July 30, 08:00pm
Click here for hazard details and duration
Heat Advisory
  •  
    Heat Advisory July 29, 10:15pm until July 30, 08:00pm

    NOW until 8:00pm Thu

    Heat Advisory

  • Tonight

    Low: 81 °F

    Partly Cloudy

  • Thursday

    Thursday: Sunny and hot, with a high near 100. Heat index values as high as 105. South southwest wind 5 to 10 mph.

    High: 100 °F

    Hot

  • Thursday Night

    Thursday Night: Mostly clear, with a low around 81. South wind around 10 mph.

    Low: 81 °F

    Mostly Clear

  • Friday

    Friday: Sunny and hot, with a high near 103. Heat index values as high as 107. Southwest wind around 10 mph.

    High: 103 °F

    Hot

  • Friday Night

    Friday Night: Partly cloudy, with a low around 82. South southwest wind around 10 mph.

    Low: 82 °F

    Partly Cloudy

  • Saturday

    Saturday: A 20 percent chance of showers and thunderstorms before 1pm. Mostly sunny, with a high near 98. North wind around 10 mph, with gusts as high as 20 mph.

    High: 98 °F

    Slight Chance
    T-storms

  • Saturday Night

    Saturday Night: Mostly clear, with a low around 76. North northeast wind 5 to 15 mph, with gusts as high as 20 mph.

    Low: 76 °F

    Mostly Clear

  • Sunday

    Sunday: Sunny, with a high near 95. North northeast wind 5 to 10 mph.

    High: 95 °F

    Sunny

Detailed Forecast

Tonight
Partly cloudy, with a low around 81. South wind around 5 mph.
Thursday
Sunny and hot, with a high near 100. Heat index values as high as 105. South southwest wind 5 to 10 mph.
Thursday Night
Mostly clear, with a low around 81. South wind around 10 mph.
Friday
Sunny and hot, with a high near 103. Heat index values as high as 107. Southwest wind around 10 mph.
Friday Night
Partly cloudy, with a low around 82. South southwest wind around 10 mph.
Saturday
A 20 percent chance of showers and thunderstorms before 1pm. Mostly sunny, with a high near 98. North wind around 10 mph, with gusts as high as 20 mph.
Saturday Night
Mostly clear, with a low around 76. North northeast wind 5 to 15 mph, with gusts as high as 20 mph.
Sunday
Sunny, with a high near 95. North northeast wind 5 to 10 mph.
Sunday Night
Clear, with a low around 76. East wind 5 to 10 mph.
Monday
Sunny, with a high near 97.
Monday Night
Clear, with a low around 78.
Tuesday
Sunny and hot, with a high near 99.
Tuesday Night
Mostly clear, with a low around 79.
Wednesday
Sunny and hot, with a high near 99.
Basemap Options
Click map to change the forecast location
Loading map...
Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Plano TX
 33.05°N 96.75°W (Elev. 748 ft)
Last Update:
6:12 pm CDT Jul 29, 2026
Forecast Valid:
10pm CDT Jul 29, 2026-6pm CDT Aug 5, 2026
 
Forecast Discussion
 
Get as KML Get as XML

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