*As of Jul 18, 4 AM local time.*
Current Conditions and Humidity
It is currently Saturday overnight in McKinney, Texas, and the air remains thick with moisture. The current air temperature stands at 81F, but the heat index makes it feel like 85F. Relative humidity is sitting at 74%, with a dew point of 72F indicating quite humid conditions.
The sky is clear, and winds are blowing from the south at 10 mph, with gusts reaching 13 mph.
Today and Tonight Forecast
Today, McKinney will experience mostly sunny skies with a high near 95F. The low for the day will be near 76F. There is only a 2% chance of precipitation.
Winds will shift to the south southwest at 5 to 10 mph, with gusts as high as 20 mph. The National Weather Service notes that heat index values could reach as high as 101 during the day.
As tonight approaches, the sky will become partly cloudy before turning mostly clear. Temperatures will drop to a low around 76F, though they may rise to around 78F overnight. Winds will ease to a south wind around 5 mph.
The heat index is expected to remain elevated, with values as high as 99. Residents should note that there are no active National Weather Service or NOAA weather alerts in effect for this area.






