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

65°F

18°C

Humidity 40%
Wind Speed N 7 mph
Barometer 30.17 in (1022.2 mb)
Dewpoint 40°F (4°C)
Visibility 10.00 mi
Last update 11 Feb 4:53 pm CST
Extended Forecast for

Prosper TX

  • Tonight

    Tonight: Mostly clear, with a low around 45. North wind around 5 mph becoming calm in the evening.

    Low: 45 °F

    Mostly Clear

  • Thursday

    Thursday: Sunny, with a high near 72. East wind around 5 mph becoming south in the afternoon.

    High: 72 °F

    Sunny

  • Thursday Night

    Thursday Night: Partly cloudy, with a low around 54. Southeast wind around 5 mph.

    Low: 54 °F

    Partly Cloudy

  • Friday

    Friday: A 20 percent chance of showers after noon. Partly sunny, with a high near 77. South southeast wind 5 to 10 mph.

    High: 77 °F

    Partly Sunny
    then Slight
    Chance
    Showers

  • Friday Night

    Friday Night: Showers, with thunderstorms also possible after 3am. Low around 60. South southeast wind 10 to 15 mph. Chance of precipitation is 80%.

    Low: 60 °F

    Chance
    Showers then
    Showers

  • Saturday

    Saturday: Showers and possibly a thunderstorm. High near 70. South wind 10 to 15 mph becoming west in the afternoon. Winds could gust as high as 20 mph. Chance of precipitation is 100%.

    High: 70 °F

    Showers

  • Saturday Night

    Saturday Night: A chance of showers and thunderstorms before midnight, then a slight chance of showers. Partly cloudy, with a low around 51. West wind 10 to 15 mph becoming north northwest after midnight. Winds could gust as high as 20 mph. Chance of precipitation is 40%.

    Low: 51 °F

    Chance
    Showers

  • Sunday

    Sunday: Sunny, with a high near 66. North northwest wind 5 to 15 mph, with gusts as high as 20 mph.

    High: 66 °F

    Sunny

  • Sunday Night

    Sunday Night: Mostly clear, with a low around 45. North wind around 5 mph becoming east southeast after midnight.

    Low: 45 °F

    Mostly Clear

Detailed Forecast

Tonight
Mostly clear, with a low around 45. North wind around 5 mph becoming calm in the evening.
Thursday
Sunny, with a high near 72. East wind around 5 mph becoming south in the afternoon.
Thursday Night
Partly cloudy, with a low around 54. Southeast wind around 5 mph.
Friday
A 20 percent chance of showers after noon. Partly sunny, with a high near 77. South southeast wind 5 to 10 mph.
Friday Night
Showers, with thunderstorms also possible after 3am. Low around 60. South southeast wind 10 to 15 mph. Chance of precipitation is 80%.
Saturday
Showers and possibly a thunderstorm. High near 70. South wind 10 to 15 mph becoming west in the afternoon. Winds could gust as high as 20 mph. Chance of precipitation is 100%.
Saturday Night
A chance of showers and thunderstorms before midnight, then a slight chance of showers. Partly cloudy, with a low around 51. West wind 10 to 15 mph becoming north northwest after midnight. Winds could gust as high as 20 mph. Chance of precipitation is 40%.
Sunday
Sunny, with a high near 66. North northwest wind 5 to 15 mph, with gusts as high as 20 mph.
Sunday Night
Mostly clear, with a low around 45. North wind around 5 mph becoming east southeast after midnight.
Washington's Birthday
Sunny, with a high near 71.
Monday Night
Mostly cloudy, with a low around 52.
Tuesday
Partly sunny, with a high near 74.
Tuesday Night
Mostly cloudy, with a low around 56.
Wednesday
Partly sunny, with a high near 76.
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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:
11:22 am CST Feb 11, 2026
Forecast Valid:
5pm CST Feb 11, 2026-6pm CST Feb 18, 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