Prolonged exposure to high heat in the evenings has been linked to poorer sleep quality, which can impair immune function, ...

On Monday at 5:57 p.m. EDT an updated heat advisory was released by the National Weather Service in effect until 10 p.m. EDT ...

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

Severe thunderstorms could continue into July 29, bringing havoc to morning commutes in Chicago, Milwaukee and Indianapolis.

More than 250 million people in the U.S.—nearly three quarters of the population—are experiencing moderate, major or extreme ...

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

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

Heat advisories are in effect from Monday to Wednesday across the Northeast, the National Weather Service said.