*As of Jul 18, 8 PM local time.*
Current Conditions and Heat Index
It is currently Saturday evening in McKinney, TX, and the heat is palpable. The air temperature stands at 90F, but the combination of heat and moisture pushes the feels-like temperature to 95F. Relative humidity is at 52%, with a dew point of 70F, indicating quite humid air that traps warmth close to the ground.
Winds are blowing from the south at 13 mph, with gusts reaching up to 18 mph, providing minimal relief from the stifling conditions. The sky remains mostly clear, allowing residual daytime heat to linger as the sun sets.
Forecast for Today and Tomorrow
Today, temperatures will climb to a high near 94F before dropping to a low near 77F. The chance of precipitation is minimal at just 2%, with skies expected to be partly cloudy. As tonight approaches, conditions will remain partly cloudy with a low around 77F.
However, temperatures will rise to around 79F overnight, keeping the heat index values as high as 101. South winds will continue at 5 to 15 mph.
Tomorrow, the heat will intensify further. Expect sunny skies with a high near 98F. The heat index is projected to reach as high as 103, making it feel significantly hotter than the actual air temperature.
Winds will shift slightly to the south southwest at 5 to 10 mph. Tomorrow night will bring mostly clear skies, with a low around 78F. Temperatures will rise to around 80F overnight, with heat index values as high as 102.
South winds will persist at 5 to 10 mph.
