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

61°F

16°C

Humidity 63%
Wind Speed S 6 mph
Barometer 29.99 in (1015.4 mb)
Dewpoint 48°F (9°C)
Visibility 10.00 mi
Last update 28 Feb 11:53 pm CST
Extended Forecast for

3 Miles WSW Collin County Regional Airport TX

  • Overnight

    Overnight: Increasing clouds, with a low around 59. South wind 5 to 10 mph.

    Low: 59 °F

    Increasing
    Clouds

  • Sunday

    Sunday: Mostly cloudy through mid morning, then gradual clearing, with a high near 81. South wind 5 to 15 mph, with gusts as high as 20 mph.

    High: 81 °F

    Becoming
    Sunny

  • Sunday Night

    Sunday Night: Partly cloudy, with a low around 57. South wind around 10 mph, with gusts as high as 20 mph.

    Low: 57 °F

    Partly Cloudy

  • Monday

    Monday: Mostly sunny, with a high near 79. South wind 10 to 15 mph, with gusts as high as 20 mph.

    High: 79 °F

    Mostly Sunny

  • Monday Night

    Monday Night: Partly cloudy, with a low around 61. South wind 10 to 15 mph, with gusts as high as 20 mph.

    Low: 61 °F

    Partly Cloudy

  • Tuesday

    Tuesday: Partly sunny, with a high near 83. South wind 15 to 20 mph, with gusts as high as 30 mph.

    High: 83 °F

    Partly Sunny

  • Tuesday Night

    Tuesday Night: A chance of showers, with thunderstorms also possible after midnight. Mostly cloudy, with a low around 65. South wind around 15 mph, with gusts as high as 20 mph. Chance of precipitation is 30%.

    Low: 65 °F

    Chance
    Showers then
    Chance
    T-storms

  • Wednesday

    Wednesday: Showers likely and possibly a thunderstorm. Mostly cloudy, with a high near 78. South wind 10 to 15 mph, with gusts as high as 20 mph. Chance of precipitation is 60%.

    High: 78 °F

    Showers
    Likely

  • Wednesday Night

    Wednesday Night: Showers likely and possibly a thunderstorm. Mostly cloudy, with a low around 62. South wind around 10 mph. Chance of precipitation is 70%.

    Low: 62 °F

    Showers
    Likely

Detailed Forecast

Overnight
Increasing clouds, with a low around 59. South wind 5 to 10 mph.
Sunday
Mostly cloudy through mid morning, then gradual clearing, with a high near 81. South wind 5 to 15 mph, with gusts as high as 20 mph.
Sunday Night
Partly cloudy, with a low around 57. South wind around 10 mph, with gusts as high as 20 mph.
Monday
Mostly sunny, with a high near 79. South wind 10 to 15 mph, with gusts as high as 20 mph.
Monday Night
Partly cloudy, with a low around 61. South wind 10 to 15 mph, with gusts as high as 20 mph.
Tuesday
Partly sunny, with a high near 83. South wind 15 to 20 mph, with gusts as high as 30 mph.
Tuesday Night
A chance of showers, with thunderstorms also possible after midnight. Mostly cloudy, with a low around 65. South wind around 15 mph, with gusts as high as 20 mph. Chance of precipitation is 30%.
Wednesday
Showers likely and possibly a thunderstorm. Mostly cloudy, with a high near 78. South wind 10 to 15 mph, with gusts as high as 20 mph. Chance of precipitation is 60%.
Wednesday Night
Showers likely and possibly a thunderstorm. Mostly cloudy, with a low around 62. South wind around 10 mph. Chance of precipitation is 70%.
Thursday
Showers likely, with thunderstorms also possible after noon. Partly sunny, with a high near 79. Chance of precipitation is 60%.
Thursday Night
A 40 percent chance of showers and thunderstorms. Mostly cloudy, with a low around 64.
Friday
Showers likely and possibly a thunderstorm. Mostly cloudy, with a high near 80. Chance of precipitation is 60%.
Friday Night
Showers likely and possibly a thunderstorm. Mostly cloudy, with a low around 60. Chance of precipitation is 60%.
Saturday
Showers likely and possibly a thunderstorm. Mostly cloudy, with a high near 73. Chance of precipitation is 70%.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
3 Miles WSW Collin County Regional Airport TX
 33.17°N 96.62°W (Elev. 541 ft)
Last Update:
5:13 pm CST Feb 28, 2026
Forecast Valid:
12am CST Mar 1, 2026-6pm CST Mar 7, 2026
 
Forecast Discussion
 
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Additional Resources

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Chance of Precipitation