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

72°F

22°C

Humidity 53%
Wind Speed S 13 G 24 mph
Barometer 29.84 in (1010.0 mb)
Dewpoint 54°F (12°C)
Visibility 10.00 mi
Last update 22 Mar 9:53 am CDT
Extended Forecast for

Prosper TX

  • Today

    Today: Sunny, with a high near 93. South southwest wind 15 to 20 mph, with gusts as high as 30 mph.

    High: 93 °F

    Sunny

  • Tonight

    Tonight: Mostly clear, with a low around 56. South wind 10 to 15 mph becoming north in the evening. Winds could gust as high as 20 mph.

    Low: 56 °F

    Mostly Clear

  • Monday

    Monday: Partly sunny, with a high near 73. Northeast wind 10 to 15 mph, with gusts as high as 20 mph.

    High: 73 °F

    Partly Sunny

  • Monday Night

    Monday Night: Mostly cloudy, with a low around 58. East wind 5 to 10 mph.

    Low: 58 °F

    Mostly Cloudy

  • Tuesday

    Tuesday: Sunny, with a high near 84. South wind 5 to 10 mph.

    High: 84 °F

    Sunny

  • Tuesday Night

    Tuesday Night: Mostly clear, with a low around 64. Southeast wind around 10 mph.

    Low: 64 °F

    Mostly Clear

  • Wednesday

    Wednesday: Sunny, with a high near 88. South wind 10 to 15 mph, with gusts as high as 20 mph.

    High: 88 °F

    Sunny

  • Wednesday Night

    Wednesday Night: Clear, with a low around 65. South wind 10 to 15 mph, with gusts as high as 20 mph.

    Low: 65 °F

    Clear

  • Thursday

    Thursday: Sunny, with a high near 90. South wind 15 to 20 mph, with gusts as high as 25 mph.

    High: 90 °F

    Sunny

Detailed Forecast

Today
Sunny, with a high near 93. South southwest wind 15 to 20 mph, with gusts as high as 30 mph.
Tonight
Mostly clear, with a low around 56. South wind 10 to 15 mph becoming north in the evening. Winds could gust as high as 20 mph.
Monday
Partly sunny, with a high near 73. Northeast wind 10 to 15 mph, with gusts as high as 20 mph.
Monday Night
Mostly cloudy, with a low around 58. East wind 5 to 10 mph.
Tuesday
Sunny, with a high near 84. South wind 5 to 10 mph.
Tuesday Night
Mostly clear, with a low around 64. Southeast wind around 10 mph.
Wednesday
Sunny, with a high near 88. South wind 10 to 15 mph, with gusts as high as 20 mph.
Wednesday Night
Clear, with a low around 65. South wind 10 to 15 mph, with gusts as high as 20 mph.
Thursday
Sunny, with a high near 90. South wind 15 to 20 mph, with gusts as high as 25 mph.
Thursday Night
Clear, with a low around 63.
Friday
Sunny, with a high near 80.
Friday Night
Partly cloudy, with a low around 53.
Saturday
Sunny, with a high near 74.
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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:
6:25 am CDT Mar 22, 2026
Forecast Valid:
10am CDT Mar 22, 2026-6pm CDT Mar 28, 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