OMAHA, Neb. (WOWT) - During a heat wave in the summer, temperature is often compared to the feels-like temperature, or heat index. Heat index factors in relative humidity, which impacts the body’s ...

Add Yahoo as a preferred source to see more of our stories on Google. "It's not the heat, it's the humidity." Actually, it's both, and that's where the National Weather Service's heat index comes in.

National Weather Service observations at Lehigh Valley International Airport show the heat index entered the triple digits Monday morning. What’s that mean? Well, it’s hot, of course — as anyone can ...

NORFOLK, Va. — We talk about heat indices, or feels-like temperatures, a lot, but let's talk about how your body may react to certain hot temperatures. We'll start off with the "coolest" temperatures ...