*As of Jul 18, 12 PM local time.*
Current Conditions and Heat Index
It is currently Saturday afternoon in McKinney, and the heat is already palpable. The air temperature stands at 88F, but the combination of heat and moisture pushes the feels-like temperature to 96F. Relative humidity is at 62%, with a dew point of 73F indicating quite humid air.
Winds are blowing from the south southwest at 14 mph, with gusts reaching 17 mph, while the sky remains clear.
Forecast for Today and Tonight
The National Weather Service forecasts a mostly sunny day today, with a high near 95F. The heat index is expected to climb as high as 101 during the afternoon hours. Winds will shift to a south southwest direction at 5 to 10 mph, with gusts potentially reaching 20 mph.
The chance of precipitation is minimal at just 2%. As evening approaches, conditions will become mostly clear. Temperatures will drop to a low near 77F, though they may rise slightly to around 79F overnight.
The heat index will remain elevated at up to 99. Winds will continue from the south at 5 to 10 mph.
Outlook for Tomorrow
Tomorrow promises to be even hotter. The sky will be sunny with a high near 97F. The heat index is forecast to reach as high as 103, making it feel significantly warmer than the actual air temperature.






