The heat index, or apparent temperature, combines air temperature and humidity to indicate how hot it feels to the body. High ...

Hopefully you enjoyed the break from the heat and humidity this week because the comfortable air is about to be a distant ...

Thursday is expected to be the hottest day of the week with temperatures soaring into the mid-90s, with a higher RealFeel.

Friday was another pleasant day across Western Wisconsin. Morning lows were in the 40s (east) and 50s and there wasn't any ...

Legacy Motor Club partners with Nix Biosensors to monitor crew members' hydration loss in miserably hot working environment.

Cornfields in the Midwest can have a localized effect on humidity. Here's what to know about this so-called "corn sweat" ...

The week began pleasant with highs in the upper 70s/low 80s today. Dew points were comfortably in the mid to upper 50s. There were a few showers this afternoon ahead ...

New Jersey’s temperatures are rising at a faster rate than many other states. The state is offering grants to communities to ...

A heat advisory for Florida's Treasure Coast is in effect from noon through 6 p.m., with heat index values from 109 to 112 ...

All of Florida will be under heat advisories Monday, July 21, as a heat dome spreads from the Ohio and Mississippi valleys.

The National Weather Service says heat indices as high as 114 are possible in Panama City and issued an advisory. Meanwhile ...

It’s been a toasty few days, but Wednesday has seen both an Extreme Heat Warning and Heat Advisory which will both end at 7 p.m. Here are some high temperatures ...