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

50°F

10°C

Humidity 83%
Wind Speed Calm
Barometer 30.06 in (1018.5 mb)
Dewpoint 45°F (7°C)
Visibility 10.00 mi
Last update 15 Feb 10:53 pm CST
Extended Forecast for

Prosper TX

  • Tonight

    Tonight: Patchy fog after 3am. Otherwise, mostly clear, with a low around 45. Calm wind.

    Low: 45 °F

    Patchy Fog

  • Washington's Birthday

    Washington's Birthday: Patchy fog before 10am. Otherwise, sunny, with a high near 70. South wind 5 to 10 mph.

    High: 70 °F

    Patchy Fog
    then Sunny

  • Monday Night

    Monday Night: Partly cloudy, with a low around 53. South wind 10 to 15 mph, with gusts as high as 20 mph.

    Low: 53 °F

    Partly Cloudy

  • Tuesday

    Tuesday: Partly sunny, with a high near 74. South wind 15 to 20 mph, with gusts as high as 30 mph.

    High: 74 °F

    Partly Sunny

  • Tuesday Night

    Tuesday Night: Partly cloudy, with a low around 56. South wind 10 to 15 mph, with gusts as high as 25 mph.

    Low: 56 °F

    Partly Cloudy

  • Wednesday

    Wednesday: Partly sunny, with a high near 76. West southwest wind 5 to 10 mph.

    High: 76 °F

    Partly Sunny

  • Wednesday Night

    Wednesday Night: Mostly clear, with a low around 58. South southwest wind 10 to 15 mph.

    Low: 58 °F

    Mostly Clear

  • Thursday

    Thursday: Mostly sunny, with a high near 78. Southwest wind 10 to 15 mph, with gusts as high as 20 mph.

    High: 78 °F

    Mostly Sunny

  • Thursday Night

    Thursday Night: Mostly cloudy, with a low around 50. South southwest wind 10 to 15 mph becoming north northeast after midnight.

    Low: 50 °F

    Mostly Cloudy

Detailed Forecast

Tonight
Patchy fog after 3am. Otherwise, mostly clear, with a low around 45. Calm wind.
Washington's Birthday
Patchy fog before 10am. Otherwise, sunny, with a high near 70. South wind 5 to 10 mph.
Monday Night
Partly cloudy, with a low around 53. South wind 10 to 15 mph, with gusts as high as 20 mph.
Tuesday
Partly sunny, with a high near 74. South wind 15 to 20 mph, with gusts as high as 30 mph.
Tuesday Night
Partly cloudy, with a low around 56. South wind 10 to 15 mph, with gusts as high as 25 mph.
Wednesday
Partly sunny, with a high near 76. West southwest wind 5 to 10 mph.
Wednesday Night
Mostly clear, with a low around 58. South southwest wind 10 to 15 mph.
Thursday
Mostly sunny, with a high near 78. Southwest wind 10 to 15 mph, with gusts as high as 20 mph.
Thursday Night
Mostly cloudy, with a low around 50. South southwest wind 10 to 15 mph becoming north northeast after midnight.
Friday
A 20 percent chance of showers. Partly sunny, with a high near 67.
Friday Night
Mostly cloudy, with a low around 45.
Saturday
A 20 percent chance of showers. Mostly sunny, with a high near 64.
Saturday Night
A 20 percent chance of showers. Partly cloudy, with a low around 41.
Sunday
Sunny, with a high near 61.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Prosper TX
 33.25°N 96.78°W (Elev. 732 ft)
Last Update:
6:11 pm CST Feb 15, 2026
Forecast Valid:
11pm CST Feb 15, 2026-6pm CST Feb 22, 2026
 
Forecast Discussion
 
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Additional Resources

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High Temperature

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Chance of Precipitation