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.

Partly Cloudy

82°F

28°C

Humidity 56%
Wind Speed S 20 G 32 mph
Barometer 29.90 in (1012.0 mb)
Dewpoint 65°F (18°C)
Visibility 10.00 mi
Heat Index84°F (29°C)
Last update 1 Apr 1:53 pm CDT
Extended Forecast for

Prosper TX

  • This Afternoon

    This Afternoon: Mostly sunny, with a high near 84. South wind around 20 mph, with gusts as high as 30 mph.

    High: 84 °F

    Mostly Sunny

  • Tonight

    Tonight: Showers and thunderstorms, mainly after 1am. Low around 66. South wind around 20 mph, with gusts as high as 30 mph. Chance of precipitation is 90%. New rainfall amounts between a quarter and half of an inch possible.

    Low: 66 °F

    Chance
    T-storms then
    T-storms

  • Thursday

    Thursday: A 50 percent chance of showers and thunderstorms, mainly before 1pm. Cloudy through mid morning, then gradual clearing, with a high near 83. South southwest wind around 20 mph, with gusts as high as 30 mph. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.

    High: 83 °F

    Chance
    T-storms then
    Slight Chance
    T-storms

  • Thursday Night

    Thursday Night: A slight chance of showers and thunderstorms between 7pm and 1am. Increasing clouds, with a low around 68. South wind around 15 mph, with gusts as high as 25 mph. Chance of precipitation is 20%.

    Low: 68 °F

    Slight Chance
    T-storms

  • Friday

    Friday: A 40 percent chance of showers and thunderstorms, mainly after 1pm. Mostly cloudy, with a high near 80. South wind around 20 mph, with gusts as high as 30 mph.

    High: 80 °F

    Chance
    T-storms

  • Friday Night

    Friday Night: Showers and thunderstorms. Low around 55. South wind around 15 mph, with gusts as high as 20 mph. Chance of precipitation is 90%.

    Low: 55 °F

    T-storms
    Likely then
    T-storms

  • Saturday

    Saturday: Showers and thunderstorms, mainly before 1pm. High near 68. North wind 15 to 20 mph, with gusts as high as 25 mph. Chance of precipitation is 80%.

    High: 68 °F

    T-storms

  • Saturday Night

    Saturday Night: Mostly cloudy, with a low around 49. North wind around 10 mph.

    Low: 49 °F

    Mostly Cloudy

  • Sunday

    Sunday: Mostly sunny, with a high near 68. North northeast wind around 10 mph, with gusts as high as 20 mph.

    High: 68 °F

    Mostly Sunny

Detailed Forecast

This Afternoon
Mostly sunny, with a high near 84. South wind around 20 mph, with gusts as high as 30 mph.
Tonight
Showers and thunderstorms, mainly after 1am. Low around 66. South wind around 20 mph, with gusts as high as 30 mph. Chance of precipitation is 90%. New rainfall amounts between a quarter and half of an inch possible.
Thursday
A 50 percent chance of showers and thunderstorms, mainly before 1pm. Cloudy through mid morning, then gradual clearing, with a high near 83. South southwest wind around 20 mph, with gusts as high as 30 mph. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.
Thursday Night
A slight chance of showers and thunderstorms between 7pm and 1am. Increasing clouds, with a low around 68. South wind around 15 mph, with gusts as high as 25 mph. Chance of precipitation is 20%.
Friday
A 40 percent chance of showers and thunderstorms, mainly after 1pm. Mostly cloudy, with a high near 80. South wind around 20 mph, with gusts as high as 30 mph.
Friday Night
Showers and thunderstorms. Low around 55. South wind around 15 mph, with gusts as high as 20 mph. Chance of precipitation is 90%.
Saturday
Showers and thunderstorms, mainly before 1pm. High near 68. North wind 15 to 20 mph, with gusts as high as 25 mph. Chance of precipitation is 80%.
Saturday Night
Mostly cloudy, with a low around 49. North wind around 10 mph.
Sunday
Mostly sunny, with a high near 68. North northeast wind around 10 mph, with gusts as high as 20 mph.
Sunday Night
Partly cloudy, with a low around 48.
Monday
Sunny, with a high near 70.
Monday Night
Mostly clear, with a low around 49.
Tuesday
Mostly sunny, with a high near 72.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
Prosper TX
 33.23°N 96.78°W (Elev. 748 ft)
Last Update:
1:26 pm CDT Apr 1, 2026
Forecast Valid:
2pm CDT Apr 1, 2026-6pm CDT Apr 7, 2026
 
Forecast Discussion
 
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Additional Resources

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Hourly Weather Forecast

National Digital Forecast Database

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High Temperature

National Digital Forecast Database Weather Element Forecast

Chance of Precipitation