Years ago, local radio personalities covered a chicken in aluminum foil, placed it on the dashboard of their van and roasted it in five hours. Prior to this experiment, Big D and Bubba requested the internal car temperature on a typical sunny, June afternoon. An email cautions motorists about activating their car air conditioners without opening the windows first. Researchers contend that a car dashboard, seats and other interior amenities emit benzene, a cancer-causing toxin. A car with windows closed in direct sunlight of 60 degrees or above increases benzene levels to 2000-4000 mg or 40 times the acceptable level. Entering a closed-window vehicle with benzene levels rising could create long-term complications. Experts suggest opening the windows prior to the start-up. Fastcast: Stifling, heat index 103.

A 20 percent chance of showers and thunderstorms. Mostly sunny and hot, with a high near 96. Calm wind becoming southwest around 5 mph. Tonight, a 20 percent chance of showers and thunderstorms before 1 a.m. Partly cloudy, with a low around 76. Southwest wind around 5 mph.