*As of Jul 26, 4 PM local time.*
Dangerous Heat Conditions Underway
A Heat Advisory is currently in effect for McKinney, Texas, signaling dangerous heat conditions for the area. The National Weather Service has issued this moderate-severity alert due to the combination of high air temperatures and significant humidity levels. Right now, the air temperature stands at 97F, but the heat index makes it feel like 104F.
The relative humidity is at 42%, with a dew point of 70F, creating a muggy atmosphere that intensifies the perceived heat. Winds are blowing from the south at 12 mph, with gusts reaching 13 mph, while the sky remains clear.
Forecast for Today and Tomorrow
Conditions will remain hot and sunny through the rest of today. The high is expected to reach near 101F, with temperatures falling slightly to around 99F in the afternoon. The heat index will climb as high as 109 during this period. South winds will persist around 10 mph. There is no chance of precipitation today.
Tonight, the sky will become mostly clear, allowing temperatures to drop to a low near 80F. Despite the cooling, the heat index will remain elevated, reaching as high as 106. South winds will lighten to 5 to 10 mph. No rain is expected.
Tomorrow, the heat will continue with mostly sunny skies. The high will approach 102F, and the heat index is forecast to peak at 111, marking the most dangerous period of the advisory. South southwest winds will blow at 5 to 10 mph.
The low for tomorrow night will be around 81F, with temperatures rising to about 83F overnight. The heat index will stay high at 108. There is still no chance of precipitation.
