The heat index, or apparent temperature, combines air temperature and humidity to indicate how hot it feels to the body. High humidity slows sweating, the body's natural cooling system, making ...

ANGELES. WELL, WE ALL KNOW HOW HOT IT GETS HERE DURING THE SUMMER IN SOUTH FLORIDA, BUT IT ACTUALLY FEELS MUCH HOTTER WHEN YOU FACTOR IN THE HUMIDITY. FIRST WARNING METEOROLOGIST BROOKE SILVERING ...

With temperatures set to reach the mid-90s and the humidity making it feel even hotter, you'll likely hear a lot about the heat index this week. As a heat wave brings excessive heat warnings to ...

WASHINGTON — As the first heat wave of the season takes hold, people might be hearing a lot about "feels-like" temperatures. For example, WUSA9 meteorologists say at 4 p.m. Monday, the temperature ...

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 ...

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 ...

If you're planning on going outside today, be extra careful. It's hot out there, like, hot, hot. Heat index advisories have been issued across Florida, as the National Weather Service expects values ...

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 ...