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

56°F

13°C

Humidity 53%
Wind Speed N 5 mph
Barometer 29.96 in (1014.5 mb)
Dewpoint 39°F (4°C)
Visibility 10.00 mi
Last update 26 Feb 11:53 pm CST
Extended Forecast for

Collin County Regional Airport TX

  • Overnight

    Overnight: Clear, with a low around 47. North northeast wind around 5 mph becoming calm.

    Low: 47 °F

    Clear

  • Friday

    Friday: Sunny, with a high near 78. Calm wind becoming east southeast around 5 mph in the afternoon.

    High: 78 °F

    Sunny

  • Friday Night

    Friday Night: Mostly clear, with a low around 53. Southeast wind around 5 mph.

    Low: 53 °F

    Mostly Clear

  • Saturday

    Saturday: Sunny, with a high near 82. South wind 5 to 15 mph, with gusts as high as 20 mph.

    High: 82 °F

    Sunny

  • Saturday Night

    Saturday Night: Partly cloudy, with a low around 57. South southeast wind around 10 mph.

    Low: 57 °F

    Partly Cloudy

  • Sunday

    Sunday: A 20 percent chance of showers before noon. Mostly sunny, with a high near 80. South wind 10 to 20 mph, with gusts as high as 25 mph.

    High: 80 °F

    Slight Chance
    Showers then
    Sunny

  • Sunday Night

    Sunday Night: A slight chance of showers, then a chance of showers and thunderstorms after 9pm. Partly cloudy, with a low around 56. South southeast wind 10 to 15 mph, with gusts as high as 20 mph. Chance of precipitation is 30%.

    Low: 56 °F

    Slight Chance
    T-storms then
    Chance
    Showers

  • Monday

    Monday: Partly sunny, with a high near 75. South wind 10 to 15 mph, with gusts as high as 20 mph.

    High: 75 °F

    Partly Sunny

  • Monday Night

    Monday Night: Partly cloudy, with a low around 57. South wind around 10 mph.

    Low: 57 °F

    Partly Cloudy

Detailed Forecast

Overnight
Clear, with a low around 47. North northeast wind around 5 mph becoming calm.
Friday
Sunny, with a high near 78. Calm wind becoming east southeast around 5 mph in the afternoon.
Friday Night
Mostly clear, with a low around 53. Southeast wind around 5 mph.
Saturday
Sunny, with a high near 82. South wind 5 to 15 mph, with gusts as high as 20 mph.
Saturday Night
Partly cloudy, with a low around 57. South southeast wind around 10 mph.
Sunday
A 20 percent chance of showers before noon. Mostly sunny, with a high near 80. South wind 10 to 20 mph, with gusts as high as 25 mph.
Sunday Night
A slight chance of showers, then a chance of showers and thunderstorms after 9pm. Partly cloudy, with a low around 56. South southeast wind 10 to 15 mph, with gusts as high as 20 mph. Chance of precipitation is 30%.
Monday
Partly sunny, with a high near 75. South wind 10 to 15 mph, with gusts as high as 20 mph.
Monday Night
Partly cloudy, with a low around 57. South wind around 10 mph.
Tuesday
Mostly cloudy, with a high near 78.
Tuesday Night
A 30 percent chance of showers and thunderstorms. Mostly cloudy, with a low around 59.
Wednesday
Showers and thunderstorms likely. Mostly cloudy, with a high near 74. Chance of precipitation is 60%.
Wednesday Night
Showers likely and possibly a thunderstorm. Mostly cloudy, with a low around 58. Chance of precipitation is 60%.
Thursday
Showers likely. Partly sunny, with a high near 76. Chance of precipitation is 60%.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
Collin County Regional Airport TX
 33.19°N 96.59°W (Elev. 554 ft)
Last Update:
12:26 am CST Feb 27, 2026
Forecast Valid:
12am CST Feb 27, 2026-6pm CST Mar 5, 2026
 
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Additional Resources

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Chance of Precipitation