Mckinney Weather Forecast for Tomorrow

Mostly sunny

High:
94°F
(34°C)

Mostly sunny, with a high near 94. Heat index values as high as 102. South southwest wind 10 to 15 mph, with gusts as high as 20 mph.

Partly cloudy

Low:
76°F
(24°C)

Partly cloudy, with a low around 76. South wind 5 to 10 mph.