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

76°F

24°C

Humidity 26%
Wind Speed SE 5 mph
Barometer 30.03 in (1016.7 mb)
Dewpoint 39°F (4°C)
Visibility 10.00 mi
Heat Index77°F (25°C)
Last update 27 Feb 12:53 pm CST
Extended Forecast for

Collin County Regional Airport TX

  • This Afternoon

    This Afternoon: Sunny, with a high near 79. East southeast wind around 5 mph.

    High: 79 °F

    Sunny

  • Tonight

    Tonight: A 10 percent chance of showers after midnight. Increasing clouds, with a low around 54. Southeast wind around 5 mph.

    Low: 54 °F

    Mostly Clear
    then Slight
    Chance
    Showers

  • Saturday

    Saturday: A 10 percent chance of showers before 9am. Partly sunny, then gradually becoming sunny, with a high near 81. South wind 5 to 15 mph, with gusts as high as 20 mph.

    High: 81 °F

    Slight Chance
    Showers then
    Sunny

  • Saturday Night

    Saturday Night: A 20 percent chance of showers after midnight. Increasing clouds, with a low around 57. South southeast wind around 10 mph.

    Low: 57 °F

    Mostly Clear
    then Slight
    Chance
    Showers

  • Sunday

    Sunday: Mostly sunny, with a high near 80. South southeast wind 10 to 15 mph, with gusts as high as 25 mph.

    High: 80 °F

    Mostly Sunny

  • Sunday Night

    Sunday Night: A slight chance of showers and thunderstorms between midnight and 3am, then a slight chance of showers after 3am. Partly cloudy, with a low around 58. South southeast wind 10 to 15 mph, with gusts as high as 20 mph. Chance of precipitation is 20%.

    Low: 58 °F

    Mostly Clear
    then Slight
    Chance
    T-storms

  • Monday

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

    High: 78 °F

    Mostly Sunny

  • Monday Night

    Monday Night: Partly cloudy, with a low around 61. South wind around 10 mph, with gusts as high as 20 mph.

    Low: 61 °F

    Partly Cloudy

  • Tuesday

    Tuesday: Mostly cloudy, with a high near 80. South wind 10 to 15 mph, with gusts as high as 25 mph.

    High: 80 °F

    Mostly Cloudy

Detailed Forecast

This Afternoon
Sunny, with a high near 79. East southeast wind around 5 mph.
Tonight
A 10 percent chance of showers after midnight. Increasing clouds, with a low around 54. Southeast wind around 5 mph.
Saturday
A 10 percent chance of showers before 9am. Partly sunny, then gradually becoming sunny, with a high near 81. South wind 5 to 15 mph, with gusts as high as 20 mph.
Saturday Night
A 20 percent chance of showers after midnight. Increasing clouds, with a low around 57. South southeast wind around 10 mph.
Sunday
Mostly sunny, with a high near 80. South southeast wind 10 to 15 mph, with gusts as high as 25 mph.
Sunday Night
A slight chance of showers and thunderstorms between midnight and 3am, then a slight chance of showers after 3am. Partly cloudy, with a low around 58. South southeast wind 10 to 15 mph, with gusts as high as 20 mph. Chance of precipitation is 20%.
Monday
Mostly sunny, with a high near 78. South wind 10 to 15 mph, with gusts as high as 20 mph.
Monday Night
Partly cloudy, with a low around 61. South wind around 10 mph, with gusts as high as 20 mph.
Tuesday
Mostly cloudy, with a high near 80. South wind 10 to 15 mph, with gusts as high as 25 mph.
Tuesday Night
A 30 percent chance of showers and thunderstorms after midnight. Mostly cloudy, with a low around 61.
Wednesday
Showers and thunderstorms likely. Mostly cloudy, with a high near 77. Chance of precipitation is 60%.
Wednesday Night
Showers and thunderstorms likely. Mostly cloudy, with a low around 60. Chance of precipitation is 60%.
Thursday
Showers and thunderstorms likely. Mostly cloudy, with a high near 78. 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:
12:27 pm CST Feb 27, 2026
Forecast Valid:
1pm CST Feb 27, 2026-6pm CST Mar 5, 2026
 
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