As a summer heat wave sweeps through the region, air conditioning systems are being pushed to their limits, and some are ...

New England is facing yet another steamy heat wave with dangerously high heat indexes of 95 to 100 degrees starting Monday ...

Extreme heat and humidity return to NYC to start the week, and we could see our second heat wave of the season.

The Philadelphia region is in the middle of another heat wave as temperatures will hit a high of 95 degrees on Monday.

About 200 million people are under some sort of heat alert Monday, including 24 million under the highest alert — extreme ...

It's easy to lose your appetite when it's too hot out. But eating the right foods will help you beat the heat.

A heat advisory will be in effect for all of north Alabama until 9 p.m. Tuesday. The National Weather Service in Huntsville ...

Scientists warn of more extreme temperatures both during the day and at night in Tennessee. Here's when we could see some ...

A dangerous heat wave continues across a large part of the United States, with more than 130 million people under extreme ...

A more severe Extreme Heat Warning also remains in effect until 8 p.m. Tuesday for portions of central and east-central ...

Millions of Americans are under heat alerts Monday as a heat wave brings triple-digit temperatures or heat indices to nearly ...

Tampa, Fla., recorded 100 degrees for the first time this weekend as extreme heat settles across much of the region.