This afternoon there could be a few passing showers with highs in the mid 70s.
Hot end to the week
StormTracker8: Clouds roll in ahead of soaking rain
Cloudy and More Humid Today
Those Hazy Days of Summer: Haze Over the Central and Eastern United States.
Weather
Times Leader 08-07-2013, PDF, Fannie Mae
Hotter and more humid today, chillier and breezier this weekend
Denis Phillips - FORECAST, Cloudy with sct'd showers this
How far are clouds from the surface of the earth? And what decides the distance? - Quora
Indianapolis weather: More heat and humidity today with a slight chance of an evening storm, says Paul Poteet