When summertime heat and humidity surge to unseasonably high levels, it can have dramatic effects on humans, animals, ...

The temperature made it to 91 on Saturday in Philly, and by the end of the workweek, that kind of heat may seem like a cool ...

AAA's Jana Tidwell says now is the time to pack a vehicle emergency kit. When you leave the comfort of your home and have to ...

Extreme humidity and heat will affect around 265 million people across the country this week. Maps show where and when to ...

The City of Philadelphia's Department of Public Health has declared a heat health emergency that will be in effect starting ...

As the Philadelphia area braces for extreme heat, thousands of homes remain without power following Thursday's storm.

The forecast temperature at kickoff is 91 degrees, and fans are allowed to bring in water. There will likely be familiar ...

St. Louis, Chicago and Des Moines were among the cities that saw heat indexes hit triple digits on Saturday, with the East ...

Heat alerts have been issued from Colorado to Maine, including more than 150 million Americans. Heat index values in the ...

Within those constraints, finding ways to stay hydrated and lower your body temperature are paramount. You can do this by ...

A heat wave is moving in, with over 100 million people from the Midwest to the Northeast on alert for life-threatening heat ...

Philadelphia declares a Heat Health Emergency due to extreme heat, activating services like cooling centers and the PCA Heatline.