*As of Jul 23, 4 AM local time.*
Current Conditions and Alert Status
A Heat Advisory is currently in effect for McKinney, Texas, signaling moderate severity and expected urgency. Residents are advised to take precautions as the region experiences significant warmth and humidity. The National Weather Service has issued this alert to highlight the potential for heat-related risks over the coming period.
Right now, it is Thursday overnight. The air temperature stands at 79F, with a feels-like temperature of 80F. Relative humidity is at 74%, and the dew point is 70F, indicating quite humid conditions. Winds are currently calm at 0 mph, though gusts have reached up to 14 mph. The sky is clear.
Forecast for Today and Tomorrow
Today, McKinney will see sunny skies with a high near 98F and a low near 77F. The chance of precipitation is just 1%. According to the National Weather Service, heat index values will reach as high as 106F. East winds will blow between 5 to 15 mph.
Tonight, conditions will remain mostly clear. Temperatures will drop to a low around 79F, with heat index values peaking at 105F. East to southeast winds will persist at 5 to 15 mph. The official forecast notes that temperatures will rise to around 79F overnight, with an east wind around 5 mph.
Tomorrow, the area will experience mostly sunny skies with a high near 97F and a low near 80F. There is no chance of precipitation. Heat index values are expected to climb as high as 109F.
