Things aren't looking too good on the hour-by-hour forecast:
6 p.m. - 90 degrees/heat index 102 - 40 percent chance rain
7 p.m. - 88 degrees/heat index 99 - 40 percent chance rain
8 p.m. - 86 degrees/heat index 96 - 40 percent chance rain
9 p.m. - 84 degrees/heat index 93 - 30 percent chance rain