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

65°F

18°C

Humidity 84%
Wind Speed S 10 mph
Barometer 29.95 in (1014.2 mb)
Dewpoint 60°F (16°C)
Visibility 10.00 mi
Last update 9 Mar 1:53 am CDT
Extended Forecast for

3 Miles WSW Collin County Regional Airport TX

  • Overnight

    Overnight: A 30 percent chance of showers and thunderstorms, mainly after 4am. Mostly cloudy, with a steady temperature around 64. South wind around 5 mph.

    Low: 64 °F

    Chance
    T-storms

  • Monday

    Monday: A 30 percent chance of showers and thunderstorms before 7am. Mostly cloudy, with a high near 82. South southwest wind 5 to 15 mph, with gusts as high as 20 mph.

    High: 82 °F

    Chance
    T-storms then
    Partly Sunny

  • Monday Night

    Monday Night: Increasing clouds, with a low around 67. South wind around 10 mph, with gusts as high as 20 mph.

    Low: 67 °F

    Increasing
    Clouds

  • Tuesday

    Tuesday: A 50 percent chance of showers and thunderstorms, mainly after 1pm. Cloudy, with a high near 79. South wind around 15 mph, with gusts as high as 25 mph. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.

    High: 79 °F

    Slight Chance
    T-storms then
    Chance
    T-storms

  • Tuesday Night

    Tuesday Night: Showers and possibly a thunderstorm. Low around 62. South wind 10 to 15 mph, with gusts as high as 25 mph. Chance of precipitation is 90%.

    Low: 62 °F

    Showers

  • Wednesday

    Wednesday: Showers likely and possibly a thunderstorm. Partly sunny, with a high near 73. South wind 10 to 20 mph becoming north in the afternoon. Winds could gust as high as 30 mph. Chance of precipitation is 60%.

    High: 73 °F

    Showers
    Likely

  • Wednesday Night

    Wednesday Night: A 30 percent chance of showers before 1am. Mostly clear, with a low around 42. North wind 10 to 20 mph, with gusts as high as 30 mph.

    Low: 42 °F

    Chance
    Showers

  • Thursday

    Thursday: Sunny, with a high near 65. North wind around 5 mph becoming south in the afternoon.

    High: 65 °F

    Sunny

  • Thursday Night

    Thursday Night: Clear, with a low around 49. South wind 5 to 10 mph.

    Low: 49 °F

    Clear

Detailed Forecast

Overnight
A 30 percent chance of showers and thunderstorms, mainly after 4am. Mostly cloudy, with a steady temperature around 64. South wind around 5 mph.
Monday
A 30 percent chance of showers and thunderstorms before 7am. Mostly cloudy, with a high near 82. South southwest wind 5 to 15 mph, with gusts as high as 20 mph.
Monday Night
Increasing clouds, with a low around 67. South wind around 10 mph, with gusts as high as 20 mph.
Tuesday
A 50 percent chance of showers and thunderstorms, mainly after 1pm. Cloudy, with a high near 79. South wind around 15 mph, with gusts as high as 25 mph. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.
Tuesday Night
Showers and possibly a thunderstorm. Low around 62. South wind 10 to 15 mph, with gusts as high as 25 mph. Chance of precipitation is 90%.
Wednesday
Showers likely and possibly a thunderstorm. Partly sunny, with a high near 73. South wind 10 to 20 mph becoming north in the afternoon. Winds could gust as high as 30 mph. Chance of precipitation is 60%.
Wednesday Night
A 30 percent chance of showers before 1am. Mostly clear, with a low around 42. North wind 10 to 20 mph, with gusts as high as 30 mph.
Thursday
Sunny, with a high near 65. North wind around 5 mph becoming south in the afternoon.
Thursday Night
Clear, with a low around 49. South wind 5 to 10 mph.
Friday
Sunny, with a high near 78.
Friday Night
Clear, with a low around 54.
Saturday
Sunny, with a high near 83.
Saturday Night
Clear, with a low around 60.
Sunday
Sunny, with a high near 84.
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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:
1:27 am CDT Mar 9, 2026
Forecast Valid:
2am CDT Mar 9, 2026-6pm CDT Mar 15, 2026
 
Forecast Discussion
 
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Additional Resources

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