During the hot, humid summer months, meteorologists often discuss the heat index instead of the actual air temperature. But how is the heat index calculated, and why is it more important than the air ...

Temperatures this week are some of the hottest we have seen the entire year now as we get to the end of July. This is a perfect opportunity to explain what the Heat Index is and how it is all ...

AUSTIN, Texas, Oct 16 (Reuters) - Formula One's governing body declared a heat hazard for the second race in a row at the U.S. Grand Prix in Austin on Thursday. Race director Rui Marques said in a ...

We've all heard: "It's not the heat; it's the humidity." Well, it's not just a cliché; there is truth to it. According to the National Weather Service, the heat index is what the temperature feels ...

Every summer, TV meteorologists across the United States increasingly trumpet the “heat index” as an important headline number. But that figure -- the infamous “feels like” temperature -- is a ...

An excessive heat warning is in effect throughout most of Delaware through Wednesday, June 23. The heat index for most of Delaware will hit 100 degrees or higher for much of this week. The heat index ...

After welcoming the first day of summer, a scorching heat wave is set to hit Delaware, bringing a "heat dome" that will cause heat index values to soar past 100 degrees, according to the National ...

A dangerous heat wave is set to hit New Jersey behind a pleasant first day of summer, bringing a "heat dome" that will cause heat index values to soar past 100 degrees, according to the National ...

A heat advisory was issued for South Florida with a heat index reaching up to 111 degrees. Southwest Florida is experiencing a heat index between 100 and 107 degrees. Central Florida and parts of the ...

The heat index could get as high as 111 in South Florida, with the strongest heat expected along the southern Gulf Coast. Temperatures are expected to climb into the mid 90s over inland areas, with ...