Current conditions at

McKinney - McKinney National Airport (KTKI)

Lat: 33.18° N Lon: 96.59° W Elev: 584 ft.

Mostly Cloudy

85°F

29°C

Humidity 63%
Wind Speed S 16 mph
Barometer 29.71 in (1005.7 mb)
Dewpoint 71°F (22°C)
Visibility 10.00 mi
Heat Index90°F (32°C)
Last update 25 Apr 1:53 pm CDT
Detailed forecast for

Collin County

This Afternoon
Mostly sunny with a 30 percent chance of showers and thunderstorms. Some thunderstorms may produce damaging winds and large hail. Highs around 90. South winds 10 to 15 mph.
Tonight
Partly cloudy with a chance of showers. A chance of thunderstorms. Some thunderstorms may be severe with damaging winds and large hail in the evening. Lows in the upper 60s. Southeast winds 5 to 10 mph. Chance of rain 50 percent.
Sunday
Mostly cloudy in the morning, then becoming mostly sunny. Highs in the upper 80s. Southeast winds 10 to 15 mph, becoming south 15 to 20 mph in the afternoon.
Sunday Night
Mostly clear in the evening, then partly cloudy with a 20 percent chance of showers and thunderstorms after midnight. Lows in the lower 70s. South winds 10 to 15 mph.
Monday
Mostly sunny. Highs in the lower 90s. Southwest winds 10 to 15 mph.
Monday Night
Mostly clear in the evening, then becoming partly cloudy. Lows in the upper 60s.
Tuesday
Partly sunny. A 40 percent chance of showers and thunderstorms in the afternoon. Highs in the mid 80s.
Tuesday Night
Partly cloudy with a chance of showers. A chance of thunderstorms in the evening, then a slight chance of thunderstorms after midnight. Lows in the lower 60s. Chance of rain 40 percent.
Wednesday
Mostly cloudy in the morning, then becoming partly sunny. Highs in the upper 70s.
Wednesday Night
Mostly cloudy. A slight chance of showers in the evening, then a chance of showers after midnight. Lows in the upper 50s. Chance of rain 30 percent.
Thursday
Mostly cloudy with a 40 percent chance of showers. Highs in the lower 70s.
Thursday Night
Mostly cloudy. A chance of showers with a slight chance of thunderstorms in the evening, then showers likely with a chance of thunderstorms after midnight. Lows in the upper 50s. Chance of rain 60 percent.
Friday
Mostly cloudy with a slight chance of thunderstorms. A chance of showers in the morning, then a slight chance of showers in the afternoon. Highs in the upper 60s. Chance of rain 50 percent.



Basemap Options
Click map to change the forecast location
Loading map...
130 PM CDT Sat Apr 25 2026
 
 

Additional Resources

Radar & Satellite Image

Link to Local Radar Data Link to Satellite Data

Hourly Weather Forecast

National Digital Forecast Database