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 39%
Wind Speed NE 12 mph
Barometer 29.82 in (1010.1 mb)
Dewpoint 26°F (-3°C)
Visibility 10.00 mi
Wind Chill45°F (7°C)
Last update 20 Feb 12:53 am CST
Extended Forecast for

Prosper TX

  • Overnight

    Overnight: Clear, with a low around 40. North northeast wind around 15 mph.

    Low: 40 °F

    Clear

  • Friday

    Friday: Mostly sunny, with a high near 58. North northeast wind 5 to 15 mph becoming east southeast in the afternoon.

    High: 58 °F

    Mostly Sunny

  • Friday Night

    Friday Night: Partly cloudy, with a low around 44. East southeast wind around 5 mph becoming north after midnight.

    Low: 44 °F

    Partly Cloudy

  • Saturday

    Saturday: Sunny, with a high near 61. North wind 5 to 10 mph increasing to 15 to 20 mph in the afternoon. Winds could gust as high as 30 mph.

    High: 61 °F

    Sunny

  • Saturday Night

    Saturday Night: Clear, with a low around 33. North wind 5 to 15 mph, with gusts as high as 25 mph.

    Low: 33 °F

    Clear

  • Sunday

    Sunday: Sunny, with a high near 60. North wind 5 to 10 mph.

    High: 60 °F

    Sunny

  • Sunday Night

    Sunday Night: Clear, with a low around 34. Northeast wind around 5 mph.

    Low: 34 °F

    Clear

  • Monday

    Monday: Sunny, with a high near 57. Northeast wind around 5 mph.

    High: 57 °F

    Sunny

  • Monday Night

    Monday Night: Mostly clear, with a low around 40. East wind 5 to 10 mph becoming south after midnight.

    Low: 40 °F

    Mostly Clear

Detailed Forecast

Overnight
Clear, with a low around 40. North northeast wind around 15 mph.
Friday
Mostly sunny, with a high near 58. North northeast wind 5 to 15 mph becoming east southeast in the afternoon.
Friday Night
Partly cloudy, with a low around 44. East southeast wind around 5 mph becoming north after midnight.
Saturday
Sunny, with a high near 61. North wind 5 to 10 mph increasing to 15 to 20 mph in the afternoon. Winds could gust as high as 30 mph.
Saturday Night
Clear, with a low around 33. North wind 5 to 15 mph, with gusts as high as 25 mph.
Sunday
Sunny, with a high near 60. North wind 5 to 10 mph.
Sunday Night
Clear, with a low around 34. Northeast wind around 5 mph.
Monday
Sunny, with a high near 57. Northeast wind around 5 mph.
Monday Night
Mostly clear, with a low around 40. East wind 5 to 10 mph becoming south after midnight.
Tuesday
Mostly sunny, with a high near 69.
Tuesday Night
Mostly cloudy, with a low around 55.
Wednesday
Partly sunny, with a high near 79.
Wednesday Night
Partly cloudy, with a low around 54.
Thursday
Sunny, with a high near 76.
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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:
12:26 am CST Feb 20, 2026
Forecast Valid:
1am CST Feb 20, 2026-6pm CST Feb 26, 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