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

69°F

21°C

Humidity 81%
Wind Speed S 17 G 26 mph
Barometer 30.04 in (1017.1 mb)
Dewpoint 63°F (17°C)
Visibility 10.00 mi
Last update 13 Apr 1:53 am CDT
Extended Forecast for

Prosper TX

  • Overnight

    Overnight: Mostly cloudy, with a low around 67. South wind around 15 mph, with gusts as high as 25 mph.

    Low: 67 °F

    Mostly Cloudy

  • Monday

    Monday: Partly sunny, with a high near 83. South wind around 15 mph, with gusts as high as 25 mph.

    High: 83 °F

    Partly Sunny

  • Monday Night

    Monday Night: A slight chance of showers and thunderstorms between 10pm and 1am. Mostly cloudy, 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

  • Tuesday

    Tuesday: A 30 percent chance of showers and thunderstorms after 1pm. Mostly cloudy, with a high near 80. South wind 15 to 20 mph, with gusts as high as 25 mph.

    High: 80 °F

    Cloudy then
    Chance
    T-storms

  • Tuesday Night

    Tuesday Night: A 50 percent chance of showers and thunderstorms. Mostly cloudy, with a low around 67. South wind around 15 mph, with gusts as high as 25 mph.

    Low: 67 °F

    Chance
    T-storms

  • Wednesday

    Wednesday: Showers and thunderstorms likely, mainly between 1pm and 4pm, then showers likely and possibly a thunderstorm after 4pm. Mostly cloudy, with a high near 78. South wind around 15 mph, with gusts as high as 25 mph. Chance of precipitation is 70%.

    High: 78 °F

    Chance
    T-storms then
    T-storms
    Likely

  • Wednesday Night

    Wednesday Night: A 50 percent chance of showers and thunderstorms before 1am. Partly cloudy, with a low around 65. South wind 10 to 15 mph, with gusts as high as 20 mph.

    Low: 65 °F

    Chance
    T-storms

  • Thursday

    Thursday: Sunny, with a high near 86. South southwest wind 10 to 15 mph, with gusts as high as 20 mph.

    High: 86 °F

    Sunny

  • Thursday Night

    Thursday Night: Partly cloudy, with a low around 67. South wind 10 to 15 mph, with gusts as high as 20 mph.

    Low: 67 °F

    Partly Cloudy

Detailed Forecast

Overnight
Mostly cloudy, with a low around 67. South wind around 15 mph, with gusts as high as 25 mph.
Monday
Partly sunny, with a high near 83. South wind around 15 mph, with gusts as high as 25 mph.
Monday Night
A slight chance of showers and thunderstorms between 10pm and 1am. Mostly cloudy, with a low around 68. South wind around 15 mph, with gusts as high as 25 mph. Chance of precipitation is 20%.
Tuesday
A 30 percent chance of showers and thunderstorms after 1pm. Mostly cloudy, with a high near 80. South wind 15 to 20 mph, with gusts as high as 25 mph.
Tuesday Night
A 50 percent chance of showers and thunderstorms. Mostly cloudy, with a low around 67. South wind around 15 mph, with gusts as high as 25 mph.
Wednesday
Showers and thunderstorms likely, mainly between 1pm and 4pm, then showers likely and possibly a thunderstorm after 4pm. Mostly cloudy, with a high near 78. South wind around 15 mph, with gusts as high as 25 mph. Chance of precipitation is 70%.
Wednesday Night
A 50 percent chance of showers and thunderstorms before 1am. Partly cloudy, with a low around 65. South wind 10 to 15 mph, with gusts as high as 20 mph.
Thursday
Sunny, with a high near 86. South southwest wind 10 to 15 mph, with gusts as high as 20 mph.
Thursday Night
Partly cloudy, with a low around 67. South wind 10 to 15 mph, with gusts as high as 20 mph.
Friday
Mostly sunny, with a high near 83.
Friday Night
A 40 percent chance of showers and thunderstorms. Mostly cloudy, with a low around 62.
Saturday
A 30 percent chance of showers and thunderstorms. Partly sunny, with a high near 74.
Saturday Night
A 30 percent chance of showers. Partly cloudy, with a low around 48.
Sunday
Mostly sunny, with a high near 71.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
Prosper TX
 33.25°N 96.78°W (Elev. 732 ft)
Last Update:
1:26 am CDT Apr 13, 2026
Forecast Valid:
2am CDT Apr 13, 2026-6pm CDT Apr 19, 2026
 
Forecast Discussion
 
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Additional Resources

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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