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.

Overcast

50°F

10°C

Humidity 89%
Wind Speed N 9 mph
Barometer 30.05 in (1018.0 mb)
Dewpoint 47°F (8°C)
Visibility 10.00 mi
Wind Chill46°F (8°C)
Last update 7 Mar 4:53 pm CST
Extended Forecast for

4 Miles NNW Merit TX

  • This Afternoon

    This Afternoon: Showers. Steady temperature around 53. North wind around 15 mph, with gusts as high as 20 mph. Chance of precipitation is 80%. New precipitation amounts of less than a tenth of an inch possible.

    High: 53 °F

    Showers

  • Tonight

    Tonight: Showers likely before 9pm. Mostly cloudy, with a low around 45. North wind 5 to 10 mph, with gusts as high as 20 mph. Chance of precipitation is 60%. New precipitation amounts of less than a tenth of an inch possible.

    Low: 45 °F

    Showers
    Likely then
    Mostly Cloudy

  • Sunday

    Sunday: Sunny, with a high near 73. North wind around 5 mph becoming calm in the afternoon.

    High: 73 °F

    Sunny

  • Sunday Night

    Sunday Night: A slight chance of showers between midnight and 3am, then a slight chance of showers and thunderstorms after 3am. Partly cloudy, with a low around 56. Calm wind becoming south around 5 mph after midnight. Chance of precipitation is 20%.

    Low: 56 °F

    Partly Cloudy
    then Slight
    Chance
    T-storms

  • Monday

    Monday: A 30 percent chance of showers and thunderstorms, mainly before noon. Partly sunny, with a high near 79. South southwest wind 5 to 15 mph, with gusts as high as 20 mph.

    High: 79 °F

    Chance
    T-storms

  • Monday Night

    Monday Night: Mostly cloudy, with a low around 66. South wind 10 to 15 mph, with gusts as high as 20 mph.

    Low: 66 °F

    Mostly Cloudy

  • Tuesday

    Tuesday: A slight chance of showers before 9am, then a slight chance of showers and thunderstorms between 9am and noon, then showers likely and possibly a thunderstorm after noon. Cloudy, with a high near 78. South wind 15 to 20 mph, with gusts as high as 30 mph. Chance of precipitation is 60%.

    High: 78 °F

    Slight Chance
    T-storms then
    Showers
    Likely

  • Tuesday Night

    Tuesday Night: Showers and possibly a thunderstorm. Low around 61. South wind 10 to 20 mph. Chance of precipitation is 80%.

    Low: 61 °F

    Showers

  • Wednesday

    Wednesday: Showers likely, mainly before noon. Mostly sunny, with a high near 75. South southwest wind 10 to 20 mph becoming north in the afternoon. Winds could gust as high as 30 mph. Chance of precipitation is 60%.

    High: 75 °F

    Showers
    Likely

Detailed Forecast

This Afternoon
Showers. Steady temperature around 53. North wind around 15 mph, with gusts as high as 20 mph. Chance of precipitation is 80%. New precipitation amounts of less than a tenth of an inch possible.
Tonight
Showers likely before 9pm. Mostly cloudy, with a low around 45. North wind 5 to 10 mph, with gusts as high as 20 mph. Chance of precipitation is 60%. New precipitation amounts of less than a tenth of an inch possible.
Sunday
Sunny, with a high near 73. North wind around 5 mph becoming calm in the afternoon.
Sunday Night
A slight chance of showers between midnight and 3am, then a slight chance of showers and thunderstorms after 3am. Partly cloudy, with a low around 56. Calm wind becoming south around 5 mph after midnight. Chance of precipitation is 20%.
Monday
A 30 percent chance of showers and thunderstorms, mainly before noon. Partly sunny, with a high near 79. South southwest wind 5 to 15 mph, with gusts as high as 20 mph.
Monday Night
Mostly cloudy, with a low around 66. South wind 10 to 15 mph, with gusts as high as 20 mph.
Tuesday
A slight chance of showers before 9am, then a slight chance of showers and thunderstorms between 9am and noon, then showers likely and possibly a thunderstorm after noon. Cloudy, with a high near 78. South wind 15 to 20 mph, with gusts as high as 30 mph. Chance of precipitation is 60%.
Tuesday Night
Showers and possibly a thunderstorm. Low around 61. South wind 10 to 20 mph. Chance of precipitation is 80%.
Wednesday
Showers likely, mainly before noon. Mostly sunny, with a high near 75. South southwest 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, mainly before midnight. Mostly clear, with a low around 45.
Thursday
Sunny, with a high near 67.
Thursday Night
Clear, with a low around 48.
Friday
Sunny, with a high near 75.
Friday Night
Clear, with a low around 55.
Saturday
Mostly sunny, with a high near 80.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
4 Miles NNW Merit TX
 33.28°N 96.3°W (Elev. 558 ft)
Last Update:
5:20 pm CST Mar 7, 2026
Forecast Valid:
5pm CST Mar 7, 2026-6pm CDT Mar 14, 2026
 
Forecast Discussion
 
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Additional Resources

Radar & Satellite Image

Link to Local Radar Data Link to Satellite Data

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