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.

Mostly Cloudy and Windy

81°F

27°C

Humidity 58%
Wind Speed S 33 G 46 mph
Barometer 29.76 in (1007.3 mb)
Dewpoint 65°F (18°C)
Visibility 10.00 mi
Heat Index83°F (28°C)
Last update 15 May 7:53 pm CDT
Extended Forecast for

3 Miles ENE Prosper TX

  • Tonight

    Tonight: Mostly cloudy, with a low around 71. South wind around 15 mph, with gusts as high as 25 mph.

    Low: 71 °F

    Mostly Cloudy

  • 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 25 mph.

    Low: 72 °F

    Increasing
    Clouds

  • Sunday

    Sunday: 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

  • Sunday Night

    Sunday Night: A 20 percent chance of showers and thunderstorms before 1am. Mostly cloudy, with a low around 75. South wind 15 to 20 mph, with gusts as high as 30 mph.

    Low: 75 °F

    Slight Chance
    T-storms

  • Monday

    Monday: A 40 percent chance of showers and thunderstorms after 1pm. Partly sunny, with a high near 90. Breezy, with a south wind 20 to 25 mph, with gusts as high as 35 mph.

    High: 90 °F

    Breezy.
    Mostly Cloudy
    then Chance
    T-storms

  • Monday Night

    Monday Night: A 30 percent chance of showers and thunderstorms, mainly before 1am. Partly cloudy, with a low around 72. South 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 83. South wind around 15 mph, with gusts as high as 20 mph. Chance of precipitation is 60%.

    High: 83 °F

    Chance
    T-storms then
    Showers
    Likely

  • Tuesday Night

    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 68. East northeast wind 10 to 15 mph. Chance of precipitation is 60%.

    Low: 68 °F

    Showers
    Likely

Detailed Forecast

Tonight
Mostly cloudy, with a low around 71. South wind around 15 mph, with gusts as high as 25 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 25 mph.
Sunday
Mostly cloudy, with a high near 90. South wind 15 to 20 mph, with gusts as high as 30 mph.
Sunday Night
A 20 percent chance of showers and thunderstorms before 1am. Mostly cloudy, with a low around 75. South wind 15 to 20 mph, with gusts as high as 30 mph.
Monday
A 40 percent chance of showers and thunderstorms after 1pm. Partly sunny, with a high near 90. 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. Partly cloudy, with a low around 72. South 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 83. South wind around 15 mph, with gusts as high as 20 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 68. East northeast wind 10 to 15 mph. Chance of precipitation is 60%.
Wednesday
A chance of showers and thunderstorms, then showers likely and possibly a thunderstorm after 1pm. Mostly cloudy, with a high near 79. Chance of precipitation is 60%.
Wednesday Night
A 50 percent chance of showers and thunderstorms. Mostly cloudy, with a low around 65.
Thursday
A 50 percent chance of showers and thunderstorms. Mostly cloudy, with a high near 79.
Thursday Night
A 40 percent chance of showers and thunderstorms. Mostly cloudy, with a low around 66.
Friday
A 40 percent chance of showers. Mostly cloudy, with a high near 80.
Basemap Options
Click map to change the forecast location
Loading map...
Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
3 Miles ENE Prosper TX
 33.26°N 96.73°W (Elev. 705 ft)
Last Update:
6:11 pm CDT May 15, 2026
Forecast Valid:
8pm CDT May 15, 2026-6pm CDT May 22, 2026
 
Forecast Discussion
 
Get as KML Get as XML

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