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

81°F

27°C

Humidity 58%
Wind Speed S 14 mph
Barometer 29.85 in (1010.4 mb)
Dewpoint 65°F (18°C)
Visibility 10.00 mi
Heat Index83°F (28°C)
Last update 15 May 12:53 pm CDT
Extended Forecast for

3 Miles ENE Prosper TX

  • This Afternoon

    This Afternoon: Partly sunny, with a high near 90. South wind around 20 mph, with gusts as high as 30 mph.

    High: 90 °F

    Partly Sunny

  • Tonight

    Tonight: A 20 percent chance of showers and thunderstorms before 4am. Partly cloudy, with a low around 71. South wind 15 to 20 mph, with gusts as high as 30 mph.

    Low: 71 °F

    Slight Chance
    T-storms

  • Saturday

    Saturday: Partly sunny, then gradually becoming sunny, with a high near 90. South wind 15 to 20 mph, with gusts as high as 30 mph.

    High: 90 °F

    Becoming
    Sunny

  • Saturday Night

    Saturday Night: Increasing clouds, with a low around 72. South wind 15 to 20 mph, with gusts as high as 30 mph.

    Low: 72 °F

    Increasing
    Clouds

  • Sunday

    Sunday: A 20 percent chance of showers and thunderstorms after 1pm. Mostly cloudy, with a high near 90. South wind 15 to 20 mph, with gusts as high as 30 mph.

    High: 90 °F

    Mostly Cloudy
    then Slight
    Chance
    T-storms

  • Sunday Night

    Sunday Night: A 30 percent chance of showers and thunderstorms before 1am. Mostly cloudy, with a low around 74. South wind 15 to 20 mph, with gusts as high as 30 mph.

    Low: 74 °F

    Chance
    T-storms

  • Monday

    Monday: A 50 percent chance of showers and thunderstorms after 1pm. Mostly cloudy, with a high near 89. Breezy, with a south wind 20 to 25 mph, with gusts as high as 35 mph.

    High: 89 °F

    Breezy.
    Mostly Cloudy
    then Chance
    T-storms

  • Monday Night

    Monday Night: A 30 percent chance of showers and thunderstorms, mainly before 1am. Mostly cloudy, with a low around 72. South southeast wind 15 to 20 mph, with gusts as high as 30 mph.

    Low: 72 °F

    Chance
    T-storms

  • Tuesday

    Tuesday: A chance of showers and thunderstorms, then showers likely and possibly a thunderstorm after 1pm. Mostly cloudy, with a high near 86. South wind around 15 mph, with gusts as high as 25 mph. Chance of precipitation is 60%.

    High: 86 °F

    Chance
    T-storms then
    Showers
    Likely

Detailed Forecast

This Afternoon
Partly sunny, with a high near 90. South wind around 20 mph, with gusts as high as 30 mph.
Tonight
A 20 percent chance of showers and thunderstorms before 4am. Partly cloudy, with a low around 71. South wind 15 to 20 mph, with gusts as high as 30 mph.
Saturday
Partly sunny, then gradually becoming sunny, with a high near 90. South wind 15 to 20 mph, with gusts as high as 30 mph.
Saturday Night
Increasing clouds, with a low around 72. South wind 15 to 20 mph, with gusts as high as 30 mph.
Sunday
A 20 percent chance of showers and thunderstorms after 1pm. Mostly cloudy, with a high near 90. South wind 15 to 20 mph, with gusts as high as 30 mph.
Sunday Night
A 30 percent chance of showers and thunderstorms before 1am. Mostly cloudy, with a low around 74. South wind 15 to 20 mph, with gusts as high as 30 mph.
Monday
A 50 percent chance of showers and thunderstorms after 1pm. Mostly cloudy, with a high near 89. Breezy, with a south wind 20 to 25 mph, with gusts as high as 35 mph.
Monday Night
A 30 percent chance of showers and thunderstorms, mainly before 1am. Mostly cloudy, with a low around 72. South southeast wind 15 to 20 mph, with gusts as high as 30 mph.
Tuesday
A chance of showers and thunderstorms, then showers likely and possibly a thunderstorm after 1pm. Mostly cloudy, with a high near 86. South wind around 15 mph, with gusts as high as 25 mph. Chance of precipitation is 60%.
Tuesday Night
Showers likely and possibly a thunderstorm before 1am, then a chance of showers and thunderstorms after 1am. Mostly cloudy, with a low around 67. Chance of precipitation is 60%.
Wednesday
Showers likely and possibly a thunderstorm. Mostly cloudy, with a high near 80. Chance of precipitation is 60%.
Wednesday Night
A 50 percent chance of showers and thunderstorms. Mostly cloudy, with a low around 64.
Thursday
A 40 percent chance of showers and thunderstorms. Mostly cloudy, with a high near 79.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
3 Miles ENE Prosper TX
 33.26°N 96.73°W (Elev. 705 ft)
Last Update:
6:11 am CDT May 15, 2026
Forecast Valid:
1pm CDT May 15, 2026-6pm CDT May 21, 2026
 
Forecast Discussion
 
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Additional Resources

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High Temperature

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Chance of Precipitation