*As of Sep 7, 2 PM local time.*
Dangerous Heat Conditions
A Heat Advisory is currently in effect for the McKinney area, signaling dangerous heat conditions that require caution. Right now, the air temperature stands at 99 degrees Fahrenheit, but the heat index makes it feel like 106 degrees. This intense warmth is compounded by a dew point of 70 degrees and relative humidity at 40 percent.
The sky is clear, with winds blowing from the southeast at 11 miles per hour, gusting to 12 miles per hour. Residents should be aware that these conditions are expected to persist, creating a hazardous environment for outdoor activities during the peak heat hours.
Today and Tonight Outlook
The forecast indicates that today will remain sunny, with the high temperature reaching near 100 degrees. The chance of precipitation is minimal at just 3 percent. As evening approaches, temperatures will drop to a low near 80 degrees, though they may rise slightly to around 82 degrees overnight.
The sky will remain mostly clear, and the heat index values could reach as high as 104 degrees. Winds will shift to the south-southeast, ranging from 0 to 10 miles per hour. This sustained warmth overnight means the heat will not fully dissipate, keeping the environment uncomfortable for those outside.
