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.

Light Rain

69°F

21°C

Humidity 93%
Wind Speed S 6 mph
Barometer 29.82 in (1009.3 mb)
Dewpoint 67°F (19°C)
Visibility 10.00 mi
Last update 27 May 2:53 am CDT
Extended Forecast for

Collin County Regional Airport TX

  • Overnight

    Overnight: Showers and possibly a thunderstorm before 4am, then a chance of showers and thunderstorms after 4am. Low around 69. Southeast wind 5 to 10 mph. Chance of precipitation is 80%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.

    Low: 69 °F

    Showers

  • Wednesday

    Wednesday: A chance of showers and thunderstorms before 7am, then showers likely and possibly a thunderstorm between 7am and 10am, then a chance of showers and thunderstorms after 10am. Mostly cloudy, with a high near 80. East wind 5 to 10 mph becoming south in the afternoon. Chance of precipitation is 60%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.

    High: 80 °F

    Showers
    Likely then
    Chance
    T-storms

  • Wednesday Night

    Wednesday Night: A slight chance of showers and thunderstorms before 10pm, then a slight chance of showers after 1am. Mostly cloudy, with a low around 68. South southeast wind around 5 mph becoming calm after midnight. Chance of precipitation is 20%.

    Low: 68 °F

    Slight Chance
    T-storms then
    Slight Chance
    Showers

  • Thursday

    Thursday: A chance of showers, with thunderstorms also possible after 10am. Mostly sunny, with a high near 84. Calm wind becoming west northwest around 5 mph in the afternoon. Chance of precipitation is 40%.

    High: 84 °F

    Chance
    Showers then
    Chance
    T-storms

  • Thursday Night

    Thursday Night: A 30 percent chance of showers and thunderstorms, mainly before 7pm. Partly cloudy, with a low around 69. East northeast wind around 5 mph becoming calm in the evening.

    Low: 69 °F

    Chance
    T-storms

  • Friday

    Friday: A slight chance of showers and thunderstorms before 10am, then a slight chance of showers between 10am and 1pm. Mostly sunny, with a high near 87. Calm wind becoming south southwest around 5 mph in the afternoon. Chance of precipitation is 20%.

    High: 87 °F

    Slight Chance
    T-storms then
    Slight Chance
    Showers

  • Friday Night

    Friday Night: A 20 percent chance of showers and thunderstorms after 1am. Partly cloudy, with a low around 73. South southeast wind around 5 mph becoming calm in the evening.

    Low: 73 °F

    Partly Cloudy
    then Slight
    Chance
    T-storms

  • Saturday

    Saturday: A 20 percent chance of showers and thunderstorms. Mostly sunny, with a high near 88. South wind 5 to 10 mph.

    High: 88 °F

    Slight Chance
    T-storms

  • Saturday Night

    Saturday Night: A 40 percent chance of showers and thunderstorms, mainly after 1am. Mostly cloudy, with a low around 71. East southeast wind 5 to 10 mph.

    Low: 71 °F

    Chance
    T-storms

Detailed Forecast

Overnight
Showers and possibly a thunderstorm before 4am, then a chance of showers and thunderstorms after 4am. Low around 69. Southeast wind 5 to 10 mph. Chance of precipitation is 80%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.
Wednesday
A chance of showers and thunderstorms before 7am, then showers likely and possibly a thunderstorm between 7am and 10am, then a chance of showers and thunderstorms after 10am. Mostly cloudy, with a high near 80. East wind 5 to 10 mph becoming south in the afternoon. Chance of precipitation is 60%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.
Wednesday Night
A slight chance of showers and thunderstorms before 10pm, then a slight chance of showers after 1am. Mostly cloudy, with a low around 68. South southeast wind around 5 mph becoming calm after midnight. Chance of precipitation is 20%.
Thursday
A chance of showers, with thunderstorms also possible after 10am. Mostly sunny, with a high near 84. Calm wind becoming west northwest around 5 mph in the afternoon. Chance of precipitation is 40%.
Thursday Night
A 30 percent chance of showers and thunderstorms, mainly before 7pm. Partly cloudy, with a low around 69. East northeast wind around 5 mph becoming calm in the evening.
Friday
A slight chance of showers and thunderstorms before 10am, then a slight chance of showers between 10am and 1pm. Mostly sunny, with a high near 87. Calm wind becoming south southwest around 5 mph in the afternoon. Chance of precipitation is 20%.
Friday Night
A 20 percent chance of showers and thunderstorms after 1am. Partly cloudy, with a low around 73. South southeast wind around 5 mph becoming calm in the evening.
Saturday
A 20 percent chance of showers and thunderstorms. Mostly sunny, with a high near 88. South wind 5 to 10 mph.
Saturday Night
A 40 percent chance of showers and thunderstorms, mainly after 1am. Mostly cloudy, with a low around 71. East southeast wind 5 to 10 mph.
Sunday
A 40 percent chance of showers and thunderstorms, mainly after 1pm. Partly sunny, with a high near 88.
Sunday Night
A 20 percent chance of showers and thunderstorms. Partly cloudy, with a low around 71.
Monday
A 30 percent chance of showers and thunderstorms. Partly sunny, with a high near 86.
Monday Night
A 20 percent chance of showers and thunderstorms. Partly cloudy, with a low around 68.
Tuesday
A 20 percent chance of showers and thunderstorms. Mostly sunny, with a high near 83.
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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:
1:26 am CDT May 27, 2026
Forecast Valid:
3am CDT May 27, 2026-6pm CDT Jun 2, 2026
 
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Additional Resources

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