An Excessive Heat Warning was issued on Wednesday, July 12 at 8:54 p.m. until Thursday, July 13 at 9:00 p.m. by the National Weather Service in Norman.
Dangerously hot conditions with heat index values up to 114 degrees are expected for portions of central, east central, southeast, southern and southwest Oklahoma and northern Texas.
Extreme heat and humidity will significantly increase the potential for heat related illnesses, particularly for those working or participating in outdoor activities.