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

62°F

17°C

Humidity 75%
Wind Speed Calm
Barometer 30.00 in (1015.9 mb)
Dewpoint 54°F (12°C)
Visibility 10.00 mi
Last update 7 May 11:53 pm CDT
Extended Forecast for

Prosper TX

  • Overnight

    Overnight: Mostly cloudy, with a steady temperature around 62. South southeast wind around 5 mph.

    Low: 62 °F

    Mostly Cloudy

  • Friday

    Friday: Partly sunny, with a high near 79. South wind 5 to 10 mph.

    High: 79 °F

    Partly Sunny

  • Friday Night

    Friday Night: A 30 percent chance of showers and thunderstorms, mainly before 1am. Mostly cloudy, with a low around 65. South southeast wind 5 to 10 mph.

    Low: 65 °F

    Chance
    T-storms

  • Saturday

    Saturday: Mostly cloudy, then gradually becoming sunny, with a high near 85. Southwest wind around 5 mph becoming southeast in the morning.

    High: 85 °F

    Decreasing
    Clouds

  • Saturday Night

    Saturday Night: Mostly clear, with a low around 66. South southeast wind 5 to 10 mph.

    Low: 66 °F

    Mostly Clear

  • Sunday

    Sunday: A 50 percent chance of showers and thunderstorms. Mostly sunny, with a high near 83. Southeast wind 5 to 10 mph becoming north northeast in the afternoon.

    High: 83 °F

    Chance
    T-storms

  • Sunday Night

    Sunday Night: A 20 percent chance of showers and thunderstorms before 1am. Partly cloudy, with a low around 59. North northeast wind 10 to 15 mph, with gusts as high as 20 mph.

    Low: 59 °F

    Slight Chance
    T-storms

  • Monday

    Monday: Sunny, with a high near 81. East northeast wind around 10 mph.

    High: 81 °F

    Sunny

  • Monday Night

    Monday Night: Clear, with a low around 61. Southeast wind 5 to 10 mph.

    Low: 61 °F

    Clear

Detailed Forecast

Overnight
Mostly cloudy, with a steady temperature around 62. South southeast wind around 5 mph.
Friday
Partly sunny, with a high near 79. South wind 5 to 10 mph.
Friday Night
A 30 percent chance of showers and thunderstorms, mainly before 1am. Mostly cloudy, with a low around 65. South southeast wind 5 to 10 mph.
Saturday
Mostly cloudy, then gradually becoming sunny, with a high near 85. Southwest wind around 5 mph becoming southeast in the morning.
Saturday Night
Mostly clear, with a low around 66. South southeast wind 5 to 10 mph.
Sunday
A 50 percent chance of showers and thunderstorms. Mostly sunny, with a high near 83. Southeast wind 5 to 10 mph becoming north northeast in the afternoon.
Sunday Night
A 20 percent chance of showers and thunderstorms before 1am. Partly cloudy, with a low around 59. North northeast wind 10 to 15 mph, with gusts as high as 20 mph.
Monday
Sunny, with a high near 81. East northeast wind around 10 mph.
Monday Night
Clear, with a low around 61. Southeast wind 5 to 10 mph.
Tuesday
Sunny, with a high near 88.
Tuesday Night
Mostly clear, with a low around 69.
Wednesday
Sunny, with a high near 90.
Wednesday Night
Partly cloudy, with a low around 70.
Thursday
Mostly sunny, with a high near 90.
Basemap Options
Click map to change the forecast location
Loading map...
Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Prosper TX
 33.23°N 96.78°W (Elev. 748 ft)
Last Update:
8:02 pm CDT May 7, 2026
Forecast Valid:
12am CDT May 8, 2026-6pm CDT May 14, 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