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.

Partly Cloudy

54°F

12°C

Humidity 55%
Wind Speed SE 5 mph
Barometer 30.26 in (1025.4 mb)
Dewpoint 38°F (3°C)
Visibility 10.00 mi
Wind Chill53°F (12°C)
Last update 29 Mar 12:53 am CDT
Extended Forecast for

3 Miles WSW Collin County Regional Airport TX

  • Overnight

    Overnight: Mostly cloudy, with a low around 53. South southeast wind around 5 mph.

    Low: 53 °F

    Mostly Cloudy

  • Sunday

    Sunday: Sunny, with a high near 81. South wind 5 to 15 mph, with gusts as high as 25 mph.

    High: 81 °F

    Sunny

  • Sunday Night

    Sunday Night: Mostly clear, with a low around 60. South wind 10 to 15 mph, with gusts as high as 20 mph.

    Low: 60 °F

    Mostly Clear

  • Monday

    Monday: Sunny, with a high near 84. South wind 15 to 20 mph, with gusts as high as 30 mph.

    High: 84 °F

    Sunny

  • Monday Night

    Monday Night: Mostly clear, with a low around 62. South wind around 15 mph, with gusts as high as 25 mph.

    Low: 62 °F

    Mostly Clear

  • Tuesday

    Tuesday: Mostly sunny, with a high near 87. South wind 15 to 20 mph, with gusts as high as 30 mph.

    High: 87 °F

    Mostly Sunny

  • Tuesday Night

    Tuesday Night: A 50 percent chance of showers and thunderstorms. Mostly cloudy, with a low around 61. South wind around 15 mph, with gusts as high as 25 mph.

    Low: 61 °F

    Chance
    T-storms

  • Wednesday

    Wednesday: A 30 percent chance of showers and thunderstorms. Mostly cloudy, with a high near 77. South southwest wind around 15 mph, with gusts as high as 20 mph.

    High: 77 °F

    Chance
    T-storms

  • Wednesday Night

    Wednesday Night: Showers likely and possibly a thunderstorm. Mostly cloudy, with a low around 57. East wind 10 to 15 mph becoming north in the evening. Winds could gust as high as 20 mph. Chance of precipitation is 60%.

    Low: 57 °F

    Showers
    Likely

Detailed Forecast

Overnight
Mostly cloudy, with a low around 53. South southeast wind around 5 mph.
Sunday
Sunny, with a high near 81. South wind 5 to 15 mph, with gusts as high as 25 mph.
Sunday Night
Mostly clear, with a low around 60. South wind 10 to 15 mph, with gusts as high as 20 mph.
Monday
Sunny, with a high near 84. South wind 15 to 20 mph, with gusts as high as 30 mph.
Monday Night
Mostly clear, with a low around 62. South wind around 15 mph, with gusts as high as 25 mph.
Tuesday
Mostly sunny, with a high near 87. South wind 15 to 20 mph, with gusts as high as 30 mph.
Tuesday Night
A 50 percent chance of showers and thunderstorms. Mostly cloudy, with a low around 61. South wind around 15 mph, with gusts as high as 25 mph.
Wednesday
A 30 percent chance of showers and thunderstorms. Mostly cloudy, with a high near 77. South southwest wind around 15 mph, with gusts as high as 20 mph.
Wednesday Night
Showers likely and possibly a thunderstorm. Mostly cloudy, with a low around 57. East wind 10 to 15 mph becoming north in the evening. Winds could gust as high as 20 mph. Chance of precipitation is 60%.
Thursday
A 50 percent chance of showers. Mostly cloudy, with a high near 75.
Thursday Night
A 30 percent chance of showers and thunderstorms. Mostly cloudy, with a low around 62.
Friday
A 20 percent chance of showers and thunderstorms. Mostly cloudy, with a high near 82.
Friday Night
A 40 percent chance of showers and thunderstorms. Mostly cloudy, with a low around 59.
Saturday
A 40 percent chance of showers. Partly sunny, with a high near 74.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
3 Miles WSW Collin County Regional Airport TX
 33.17°N 96.62°W (Elev. 541 ft)
Last Update:
6:06 pm CDT Mar 28, 2026
Forecast Valid:
1am CDT Mar 29, 2026-6pm CDT Apr 4, 2026
 
Forecast Discussion
 
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Additional Resources

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Hourly Weather Forecast

National Digital Forecast Database

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High Temperature

National Digital Forecast Database Weather Element Forecast

Chance of Precipitation