As of Jun 30, 12 PM local time.
Current Conditions and Humidity
McKinney is experiencing a notably humid afternoon with clear skies overhead. The current air temperature stands at 86F, but the combination of heat and moisture makes it feel significantly warmer, with a feels-like temperature of 92F. The relative humidity is at 62%, and the dew point is recorded at 72F, indicating a muggy atmosphere that can make the air feel heavy.
Winds are blowing from the south at 14 mph, with gusts reaching up to 17 mph.
Forecast for Today and Tomorrow
Today will remain sunny with a high near 96F. The National Weather Service indicates that heat index values could climb as high as 100 during the day. South winds are expected to range from 10 to 15 mph, with gusts potentially reaching 25 mph.
The chance of precipitation is minimal at just 1%. Temperatures will drop to a low near 78F tonight. Conditions will stay clear overnight, with temperatures rising to around 80F.
Heat index values may reach 99, and winds will continue from the south-southeast at 10 to 15 mph, with gusts up to 25 mph.
Tomorrow will also be sunny with a high near 97F. The heat index is forecast to reach as high as 101. Winds will shift slightly, coming from the south at 5 to 10 mph, with gusts up to 20 mph.
There is no chance of precipitation, listed at 0%. Temperatures will fall to a low near 78F tomorrow night. The sky will be mostly clear, with heat index values around 100.






