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.

Partly Cloudy

76°F

24°C

Humidity 60%
Wind Speed SE 6 mph
Barometer 30.14 in (1020.6 mb)
Dewpoint 61°F (16°C)
Visibility 10.00 mi
Heat Index78°F (26°C)
Last update 10 Apr 7:53 pm CDT
Extended Forecast for

Collin County Regional Airport TX

  • Tonight

    Tonight: Partly cloudy, with a low around 63. South southeast wind around 5 mph.

    Low: 63 °F

    Partly Cloudy

  • Saturday

    Saturday: A 30 percent chance of showers and thunderstorms, mainly between 1pm and 4pm. Cloudy through mid morning, then gradual clearing, with a high near 82. South southeast wind 5 to 15 mph, with gusts as high as 20 mph.

    High: 82 °F

    Mostly Cloudy
    then Chance
    Showers

  • Saturday Night

    Saturday Night: A slight chance of showers and thunderstorms before 1am, then a chance of showers between 1am and 4am, then a chance of showers and thunderstorms after 4am. Increasing clouds, with a low around 67. South wind 10 to 15 mph, with gusts as high as 25 mph. Chance of precipitation is 50%. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.

    Low: 67 °F

    Slight Chance
    T-storms then
    Chance
    Showers

  • Sunday

    Sunday: Showers and possibly a thunderstorm before 1pm, then a chance of showers and thunderstorms after 1pm. High near 79. South wind 15 to 20 mph, with gusts as high as 30 mph. Chance of precipitation is 80%. New rainfall amounts between a quarter and half of an inch possible.

    High: 79 °F

    Showers

  • Sunday Night

    Sunday Night: A 30 percent chance of showers and thunderstorms, mainly before 1am. Mostly cloudy, with a low around 67. South wind around 15 mph, with gusts as high as 25 mph.

    Low: 67 °F

    Chance
    T-storms

  • Monday

    Monday: Partly sunny, with a high near 83. South wind around 15 mph, with gusts as high as 25 mph.

    High: 83 °F

    Partly Sunny

  • Monday Night

    Monday Night: A 20 percent chance of showers and thunderstorms. Partly cloudy, with a low around 66. South wind around 15 mph, with gusts as high as 25 mph.

    Low: 66 °F

    Slight Chance
    T-storms

  • Tuesday

    Tuesday: A 30 percent chance of showers and thunderstorms, mainly after 1pm. Mostly cloudy, with a high near 81. South wind 15 to 20 mph, with gusts as high as 25 mph.

    High: 81 °F

    Chance
    T-storms

  • Tuesday Night

    Tuesday Night: A 40 percent chance of showers and thunderstorms. Mostly cloudy, with a low around 66. South wind around 15 mph, with gusts as high as 20 mph.

    Low: 66 °F

    Chance
    T-storms

Detailed Forecast

Tonight
Partly cloudy, with a low around 63. South southeast wind around 5 mph.
Saturday
A 30 percent chance of showers and thunderstorms, mainly between 1pm and 4pm. Cloudy through mid morning, then gradual clearing, with a high near 82. South southeast wind 5 to 15 mph, with gusts as high as 20 mph.
Saturday Night
A slight chance of showers and thunderstorms before 1am, then a chance of showers between 1am and 4am, then a chance of showers and thunderstorms after 4am. Increasing clouds, with a low around 67. South wind 10 to 15 mph, with gusts as high as 25 mph. Chance of precipitation is 50%. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.
Sunday
Showers and possibly a thunderstorm before 1pm, then a chance of showers and thunderstorms after 1pm. High near 79. South wind 15 to 20 mph, with gusts as high as 30 mph. Chance of precipitation is 80%. New rainfall amounts between a quarter and half of an inch possible.
Sunday Night
A 30 percent chance of showers and thunderstorms, mainly before 1am. Mostly cloudy, with a low around 67. South wind around 15 mph, with gusts as high as 25 mph.
Monday
Partly sunny, with a high near 83. South wind around 15 mph, with gusts as high as 25 mph.
Monday Night
A 20 percent chance of showers and thunderstorms. Partly cloudy, with a low around 66. South wind around 15 mph, with gusts as high as 25 mph.
Tuesday
A 30 percent chance of showers and thunderstorms, mainly after 1pm. Mostly cloudy, with a high near 81. South wind 15 to 20 mph, with gusts as high as 25 mph.
Tuesday Night
A 40 percent chance of showers and thunderstorms. Mostly cloudy, with a low around 66. South wind around 15 mph, with gusts as high as 20 mph.
Wednesday
A 40 percent chance of showers and thunderstorms, mainly after 1pm. Mostly cloudy, with a high near 82.
Wednesday Night
A 50 percent chance of showers and thunderstorms. Mostly cloudy, with a low around 64.
Thursday
A 30 percent chance of showers and thunderstorms. Partly sunny, with a high near 82.
Thursday Night
A 20 percent chance of showers and thunderstorms. Partly cloudy, with a low around 65.
Friday
A 20 percent chance of showers and thunderstorms. Partly sunny, with a high near 84.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
Collin County Regional Airport TX
 33.17°N 96.59°W (Elev. 551 ft)
Last Update:
6:57 pm CDT Apr 10, 2026
Forecast Valid:
8pm CDT Apr 10, 2026-6pm CDT Apr 17, 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