Dozens of extreme heat advisories and flash flood warnings across the central and southeast U.S. have been issued by the National Weather Service.

The heat advisory includes parts of Delaware, Pennsylvania, New York, Connecticut and New Jersey, where two people died in flooding.

As a severe heat wave grips the Southeastern United States, federal and state officials have activated emergency measures to safeguard electricity supply and protect vulnerable residents. The U.S.

The "significant and extremely dangerous heat wave" will last well into next week, with above-90s temperatures spreading across the eastern half of the country, the weather service said. USA TODAY ...

June 20 marks the first official day of summer, with millions of Americans already under heat warnings. See cities hotter than Florida right now.

A heat advisory is in effect for most of Southeast Michigan until 8 p.m. Tuesday as temperatures continue to climb, according to the National Weather Service.

Dangerous heat is settling in across over a dozen states, and it's only going to get hotter for many.

The effects of The Dust Bowl in the early 1930s led to a wave of record-setting heat waves across the eastern half of the country in July of 1936.

SO I MEAN, IT IS JUST REALLY, REALLY TROPICAL ACROSS ALABAMA, GEORGIA, FLORIDA, THE CAROLINAS LEADING TO ENHANCED DAYTIME THUNDERSTORMS. THERE ARE NOT MANY OUT THERE, BUT THOSE OF US THAT DO GET A ...

Rain chances are down in Central Florida on Wednesday as Invest-93 pulls away from the state. Showers and storms will develop in the afternoon and evening as highs reach the lower 90s. Humidity levels ...