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

71°F

22°C

Humidity 71%
Wind Speed S 14 mph
Barometer 29.93 in (1013.1 mb)
Dewpoint 61°F (16°C)
Visibility 10.00 mi
Last update 1 Apr 3:53 am CDT
Extended Forecast for

3 Miles WSW Collin County Regional Airport TX

  • Overnight

    Overnight: A 20 percent chance of showers and thunderstorms. Mostly cloudy, with a steady temperature around 70. South wind around 15 mph, with gusts as high as 20 mph.

    Low: 70 °F

    Slight Chance
    T-storms

  • Wednesday

    Wednesday: A slight chance of showers and thunderstorms before 7am, then a slight chance of showers between 7am and 10am. Cloudy, then gradually becoming mostly sunny, with a high near 85. South wind 15 to 20 mph, with gusts as high as 30 mph. Chance of precipitation is 20%.

    High: 85 °F

    Slight Chance
    T-storms then
    Mostly Sunny

  • Wednesday Night

    Wednesday Night: Showers and thunderstorms, mainly after 1am. Low around 66. 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.

    Low: 66 °F

    Slight Chance
    T-storms then
    T-storms

  • Thursday

    Thursday: Showers and thunderstorms, mainly before 7am. High near 83. South wind 15 to 20 mph, with gusts as high as 30 mph. Chance of precipitation is 80%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.

    High: 83 °F

    T-storms then
    Slight Chance
    T-storms

  • Thursday Night

    Thursday Night: Partly cloudy, with a low around 67. South wind around 15 mph, with gusts as high as 25 mph.

    Low: 67 °F

    Partly Cloudy

  • Friday

    Friday: A 40 percent chance of showers and thunderstorms, mainly after 1pm. Mostly cloudy, with a high near 82. South wind 15 to 20 mph, with gusts as high as 30 mph.

    High: 82 °F

    Chance
    T-storms

  • Friday Night

    Friday Night: Showers and thunderstorms. Low around 55. South southeast wind around 15 mph, with gusts as high as 20 mph. Chance of precipitation is 80%.

    Low: 55 °F

    T-storms

  • Saturday

    Saturday: Showers and thunderstorms, mainly before 1pm. High near 69. West wind 15 to 20 mph becoming north in the morning. Winds could gust as high as 25 mph. Chance of precipitation is 80%.

    High: 69 °F

    T-storms

  • Saturday Night

    Saturday Night: Partly cloudy, with a low around 48. North wind 10 to 15 mph, with gusts as high as 20 mph.

    Low: 48 °F

    Partly Cloudy

Detailed Forecast

Overnight
A 20 percent chance of showers and thunderstorms. Mostly cloudy, with a steady temperature around 70. South wind around 15 mph, with gusts as high as 20 mph.
Wednesday
A slight chance of showers and thunderstorms before 7am, then a slight chance of showers between 7am and 10am. Cloudy, then gradually becoming mostly sunny, with a high near 85. South wind 15 to 20 mph, with gusts as high as 30 mph. Chance of precipitation is 20%.
Wednesday Night
Showers and thunderstorms, mainly after 1am. Low around 66. 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.
Thursday
Showers and thunderstorms, mainly before 7am. High near 83. South wind 15 to 20 mph, with gusts as high as 30 mph. Chance of precipitation is 80%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.
Thursday Night
Partly cloudy, with a low around 67. South wind around 15 mph, with gusts as high as 25 mph.
Friday
A 40 percent chance of showers and thunderstorms, mainly after 1pm. Mostly cloudy, with a high near 82. South wind 15 to 20 mph, with gusts as high as 30 mph.
Friday Night
Showers and thunderstorms. Low around 55. South southeast wind around 15 mph, with gusts as high as 20 mph. Chance of precipitation is 80%.
Saturday
Showers and thunderstorms, mainly before 1pm. High near 69. West wind 15 to 20 mph becoming north in the morning. Winds could gust as high as 25 mph. Chance of precipitation is 80%.
Saturday Night
Partly cloudy, with a low around 48. North wind 10 to 15 mph, with gusts as high as 20 mph.
Sunday
Mostly sunny, with a high near 69.
Sunday Night
Partly cloudy, with a low around 47.
Monday
Mostly sunny, with a high near 72.
Monday Night
Mostly clear, with a low around 47.
Tuesday
Mostly sunny, with a high near 75.
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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:
4:41 am CDT Apr 1, 2026
Forecast Valid:
4am CDT Apr 1, 2026-6pm CDT Apr 7, 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