The heat index is a measure of how hot it really feels on your body when relative humidity is factored in with the actual air temperature. Since heat index values were devised for shady, light wind ...

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

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 ...

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 ...

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 ...

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 ...