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

McKinney - McKinney National Airport (KTKI)

Lat: 33.18°NLon: 96.59°WElev: 584ft.

Fair

59°F

15°C

Humidity 87%
Wind Speed S 6 mph
Barometer 29.94 in (1013.5 mb)
Dewpoint 55°F (13°C)
Visibility 10.00 mi
Last update 21 Mar 6:53 am CDT
Extended Forecast for

Prosper TX

  • Today

    Today: Sunny, with a high near 92. South southwest wind around 10 mph.

    High: 92 °F

    Sunny

  • Tonight

    Tonight: Clear, with a low around 66. South wind 10 to 15 mph, with gusts as high as 20 mph.

    Low: 66 °F

    Clear

  • Sunday

    Sunday: Sunny, with a high near 92. South southwest wind 15 to 20 mph, with gusts as high as 30 mph.

    High: 92 °F

    Sunny

  • Sunday Night

    Sunday Night: Mostly clear, with a low around 61. South wind 10 to 15 mph becoming northeast after midnight. Winds could gust as high as 20 mph.

    Low: 61 °F

    Mostly Clear

  • Monday

    Monday: Mostly sunny, with a high near 82. Northeast wind 10 to 15 mph.

    High: 82 °F

    Mostly Sunny

  • Monday Night

    Monday Night: Partly cloudy, with a low around 61. East wind around 10 mph.

    Low: 61 °F

    Partly Cloudy

  • Tuesday

    Tuesday: Mostly sunny, with a high near 86. South wind 10 to 15 mph.

    High: 86 °F

    Mostly Sunny

  • Tuesday Night

    Tuesday Night: Mostly clear, with a low around 64. South wind around 10 mph, with gusts as high as 20 mph.

    Low: 64 °F

    Mostly Clear

  • Wednesday

    Wednesday: Sunny, with a high near 89. South wind 10 to 15 mph, with gusts as high as 20 mph.

    High: 89 °F

    Sunny

Detailed Forecast

Today
Sunny, with a high near 92. South southwest wind around 10 mph.
Tonight
Clear, with a low around 66. South wind 10 to 15 mph, with gusts as high as 20 mph.
Sunday
Sunny, with a high near 92. South southwest wind 15 to 20 mph, with gusts as high as 30 mph.
Sunday Night
Mostly clear, with a low around 61. South wind 10 to 15 mph becoming northeast after midnight. Winds could gust as high as 20 mph.
Monday
Mostly sunny, with a high near 82. Northeast wind 10 to 15 mph.
Monday Night
Partly cloudy, with a low around 61. East wind around 10 mph.
Tuesday
Mostly sunny, with a high near 86. South wind 10 to 15 mph.
Tuesday Night
Mostly clear, with a low around 64. South wind around 10 mph, with gusts as high as 20 mph.
Wednesday
Sunny, with a high near 89. South wind 10 to 15 mph, with gusts as high as 20 mph.
Wednesday Night
Clear, with a low around 66.
Thursday
Sunny, with a high near 91.
Thursday Night
Clear, with a low around 65.
Friday
Sunny, with a high near 86.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Prosper TX
 33.25°N 96.78°W (Elev. 732 ft)
Last Update:
6:06 am CDT Mar 21, 2026
Forecast Valid:
7am CDT Mar 21, 2026-6pm CDT Mar 27, 2026
 
Forecast Discussion
 
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Additional Resources

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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