Heat in Delaware, Oklahoma

A strong ridge of high pressure aloft was anchored over the south central United States during the middle of the month. This pattern resulted in temperatures in the mid 90s to near 100 across much of eastern Oklahoma. This heat combined with unseasonably high humidity resulted in heat indices in the 105 to 110 degree range during the afternoons of the 17th and 18th. A heat-related fatality occurred in Delaware County as a woman died in her home with no air conditioning. Another heat-related fatality occurred in Tulsa County as a man was found dead in his home with no air conditioning. At least eight people were also treated for heat-related illness by medical personnel in Tulsa County.