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 with Haze

30°C

86°F

Humidity 72%
Wind Speed S 20 km/h
Barometer 1010.4 mb (29.85 in)
Dewpoint 24°C (76°F)
Visibility 10 km
Heat Index36°C (96°F)
Last update 17 May 1:53 pm CDT
Extended Forecast for

4 Miles W Farmersville TX

  • This Afternoon

    This Afternoon: Showers and thunderstorms likely, mainly after 4pm. Some of the storms could be severe and produce heavy rainfall. Mostly cloudy, with a high near 31. Heat index values as high as 39. South southeast wind around 15 km/h. Chance of precipitation is 70%. New rainfall amounts between 1 and 2 cm possible.

    High: 31 °C

    Severe
    Thunderstorms

  • Tonight

    Tonight: Showers and thunderstorms likely, mainly before 7pm. Some of the storms could be severe and produce heavy rainfall. Mostly cloudy, with a low around 21. Northeast wind around 15 km/h becoming south after midnight. Chance of precipitation is 60%. New precipitation amounts between 2.5 and 5 mm possible.

    Low: 21 °C

    Severe
    Thunderstorms
    then Mostly
    Cloudy

  • Sunday

    Sunday: A 30 percent chance of showers and thunderstorms, mainly after 1pm. Mostly cloudy, with a high near 29. South wind 15 to 25 km/h, with gusts as high as 40 km/h.

    High: 29 °C

    Chance
    T-storms

  • Sunday Night

    Sunday Night: A 20 percent chance of showers and thunderstorms before 1am. Mostly cloudy, with a low around 21. South southeast wind around 20 km/h, with gusts as high as 35 km/h.

    Low: 21 °C

    Slight Chance
    T-storms

  • Monday

    Monday: A slight chance of showers and thunderstorms before 1pm, then showers likely and possibly a thunderstorm between 1pm and 4pm, then showers and thunderstorms likely after 4pm. Mostly cloudy, with a high near 28. South wind 20 to 25 km/h, with gusts as high as 40 km/h. Chance of precipitation is 60%.

    High: 28 °C

    Slight Chance
    T-storms then
    T-storms
    Likely

  • Monday Night

    Monday Night: Showers and thunderstorms likely, mainly before 7pm. Partly cloudy, with a low around 21. South southeast wind 20 to 25 km/h, with gusts as high as 35 km/h. Chance of precipitation is 60%.

    Low: 21 °C

    T-storms
    Likely

  • Tuesday

    Tuesday: A slight chance of showers and thunderstorms. Sunny, with a high near 28. South southwest wind 20 to 25 km/h becoming northwest in the afternoon. Winds could gust as high as 35 km/h. Chance of precipitation is 20%.

    High: 28 °C

    Slight Chance
    T-storms

  • Tuesday Night

    Tuesday Night: Clear, with a low around 16. Northwest wind 10 to 15 km/h.

    Low: 16 °C

    Clear

  • Wednesday

    Wednesday: Sunny, with a high near 25. North wind 10 to 15 km/h.

    High: 25 °C

    Sunny

Detailed Forecast

This Afternoon
Showers and thunderstorms likely, mainly after 4pm. Some of the storms could be severe and produce heavy rainfall. Mostly cloudy, with a high near 31. Heat index values as high as 39. South southeast wind around 15 km/h. Chance of precipitation is 70%. New rainfall amounts between 1 and 2 cm possible.
Tonight
Showers and thunderstorms likely, mainly before 7pm. Some of the storms could be severe and produce heavy rainfall. Mostly cloudy, with a low around 21. Northeast wind around 15 km/h becoming south after midnight. Chance of precipitation is 60%. New precipitation amounts between 2.5 and 5 mm possible.
Sunday
A 30 percent chance of showers and thunderstorms, mainly after 1pm. Mostly cloudy, with a high near 29. South wind 15 to 25 km/h, with gusts as high as 40 km/h.
Sunday Night
A 20 percent chance of showers and thunderstorms before 1am. Mostly cloudy, with a low around 21. South southeast wind around 20 km/h, with gusts as high as 35 km/h.
Monday
A slight chance of showers and thunderstorms before 1pm, then showers likely and possibly a thunderstorm between 1pm and 4pm, then showers and thunderstorms likely after 4pm. Mostly cloudy, with a high near 28. South wind 20 to 25 km/h, with gusts as high as 40 km/h. Chance of precipitation is 60%.
Monday Night
Showers and thunderstorms likely, mainly before 7pm. Partly cloudy, with a low around 21. South southeast wind 20 to 25 km/h, with gusts as high as 35 km/h. Chance of precipitation is 60%.
Tuesday
A slight chance of showers and thunderstorms. Sunny, with a high near 28. South southwest wind 20 to 25 km/h becoming northwest in the afternoon. Winds could gust as high as 35 km/h. Chance of precipitation is 20%.
Tuesday Night
Clear, with a low around 16. Northwest wind 10 to 15 km/h.
Wednesday
Sunny, with a high near 25. North wind 10 to 15 km/h.
Wednesday Night
Mostly clear, with a low around 13.
Thursday
Sunny, with a high near 25.
Thursday Night
Mostly clear, with a low around 15.
Friday
Sunny, with a high near 29.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
4 Miles W Farmersville TX
 33.17°N 96.43°W (Elev. 489 m)
Last Update:
11:34 am CDT May 17, 2025
Forecast Valid:
2pm CDT May 17, 2025-6pm CDT May 23, 2025
 
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