Showers and Storms continue across the East; Heat, Critical Fire Weather, Drought, and Poor Air Quality continues in the West

A series of fronts will focus locally heavy showers and storms across portions of the central and eastern U.S. through the end of the workweek. Dangerous to extreme heat continues across the Southwest U.S., eventually spreading eastward over the weekend into early next week. Elevated fire weather conditions continue across the Great Basin, with degraded air quality lingering across the Northwest. Read More >

Current conditions at

McKinney - McKinney National Airport (KTKI)

Lat: 33.18°NLon: 96.59°WElev: 584ft.

Fair

87°F

31°C

Humidity 63%
Wind Speed S 6 mph
Barometer 30.02 in (1015.8 mb)
Dewpoint 73°F (23°C)
Visibility 10.00 mi
Heat Index94°F (34°C)
Last update 5 Aug 9:53 am CDT
Extended Forecast for

3 Miles ESE Prosper TX

  • This Afternoon

    This Afternoon: Sunny and hot, with a high near 102. Heat index values as high as 105. South wind around 10 mph.

    High: 102 °F

    Hot

  • Tonight

    Tonight: Mostly clear, with a low around 80. Southeast wind 5 to 10 mph.

    Low: 80 °F

    Mostly Clear

  • Thursday

    Thursday: Sunny and hot, with a high near 99. Heat index values as high as 105. South southwest wind around 10 mph.

    High: 99 °F

    Hot

  • Thursday Night

    Thursday Night: Mostly clear, with a low around 79. South southeast wind around 10 mph.

    Low: 79 °F

    Mostly Clear

  • Friday

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

    High: 100 °F

    Hot

  • Friday Night

    Friday Night: Mostly clear, with a low around 79. South southeast wind 5 to 10 mph.

    Low: 79 °F

    Mostly Clear

  • Saturday

    Saturday: Sunny and hot, with a high near 99. South southwest wind 5 to 10 mph.

    High: 99 °F

    Hot

  • Saturday Night

    Saturday Night: Mostly clear, with a low around 79. South southeast wind 5 to 10 mph.

    Low: 79 °F

    Mostly Clear

  • Sunday

    Sunday: Sunny and hot, with a high near 99. South wind 5 to 10 mph.

    High: 99 °F

    Hot

Detailed Forecast

This Afternoon
Sunny and hot, with a high near 102. Heat index values as high as 105. South wind around 10 mph.
Tonight
Mostly clear, with a low around 80. Southeast wind 5 to 10 mph.
Thursday
Sunny and hot, with a high near 99. Heat index values as high as 105. South southwest wind around 10 mph.
Thursday Night
Mostly clear, with a low around 79. South southeast wind around 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 79. South southeast wind 5 to 10 mph.
Saturday
Sunny and hot, with a high near 99. South southwest wind 5 to 10 mph.
Saturday Night
Mostly clear, with a low around 79. South southeast wind 5 to 10 mph.
Sunday
Sunny and hot, with a high near 99. South wind 5 to 10 mph.
Sunday Night
Clear, with a low around 79.
Monday
Sunny, with a high near 98.
Monday Night
Clear, with a low around 79.
Tuesday
Sunny, with a high near 98.
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ABOUT THIS FORECAST

 
Point Forecast:
3 Miles ESE Prosper TX
 33.23°N 96.73°W (Elev. 650 ft)
6:11 am CDT Aug 5, 2026
12pm CDT Aug 5, 2026-6pm CDT Aug 11, 2026
 
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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