The combination of heat and humidity will lead to heat index values approaching the upper 90s this afternoon. A few locations along and south of I-64 could approach triple digit heat indices. Use caution if planning to be outdoors. Drink plenty of fluids, stay in an air-conditioned room, stay out of the sun, and check in with relatives and neighbors. Take extra precautions when outside. Wear lightweight and loose fitting clothing. Take action when you see symptoms of heat exhaustion and heat stroke.

* WHAT. Flash flooding caused by excessive rainfall continues to be possible. * WHERE. The following counties, in southeast Indiana, Dearborn, Franklin, Ohio, Ripley and Switzerland, the following counties, in Kentucky, Boone, Bracken, Campbell, Carroll, Gallatin, Grant, Kenton, Lewis, Mason, Owen, Pendleton and Robertson, and the following counties, in Ohio, Adams, Brown, Butler, Clermont, Clinton, Fairfield, Fayette, Franklin, Greene, Hamilton, Highland, Hocking, Licking, Madison, Pickaway, Pike, Ross, Scioto and Warren. * WHEN. Through Wednesday evening. * IMPACTS. Excessive runoff may result in flooding of rivers, creeks, streams, and other low-lying and flood-prone locations.