*As of Jul 25, 12 PM local time.*
Current Conditions and Alert Status
A Heat Advisory is currently in effect for McKinney, Texas, signaling moderate severity and expected urgency. The National Weather Service has issued this alert to warn residents of dangerously high heat index values. As of this Saturday afternoon, the air temperature stands at 91F, with a feels-like temperature of 93F.
The relative humidity is at 41%, and the dew point is recorded at 64F. Winds are blowing from the south southwest at 13 mph, with gusts reaching up to 18 mph. The sky remains clear under these conditions.
The advisory covers two distinct timeframes. The first runs until 8:00PM CDT today, while the second extends until 8:00PM CDT tomorrow. These alerts emphasize the need for caution as the region experiences sustained high heat. Residents should monitor local updates closely as the advisory periods overlap with the peak heat of the day.
Forecast for Today, Tonight, and Tomorrow
Today will be sunny with a high near 99F and a low near 80F. The chance of precipitation is minimal at 2%. The National Weather Service notes that heat index values could reach as high as 109 today. South southwest winds will be around 10 mph.
Tonight, skies will become mostly clear. Temperatures will drop to a low around 80F, though they may rise to around 82F overnight. Heat index values will remain elevated, with readings as high as 105. Winds will shift to a south southwest direction at 5 to 10 mph.
Tomorrow, the sun will return with a high near 101F and a low near 80F. There is no chance of precipitation, with the forecast at 0%. Heat index values are expected to climb to 109 again.
