The National Weather Service in Charleston issued an “extreme heat warning” for much of the Lowcountry on Sunday and Monday.

Southeastern South Dakota is under an extreme heat warning for July 27, according to the National Weather Service. The warning, which includes the Sioux Empire, goes from noon to 8 p.m., the alert ...

The city of Norfolk is currently under an extreme heat warning Sunday, with heat index values expected to rise above 110 ...

An extreme heat warning was issued for most of the Hampton Roads area Sunday with heat index values expected to reach up to ...

Highs will peak in the low-90s Sunday afternoon, but it will feel like 100-110 with the oppressive humidity. An Extreme Heat ...

Boston and New York are among the areas under a heat warning during the upcoming work week, and "potentially life-threatening ...

An Extreme Heat Warning has been issued for the Yankton area Sunday for noon-8 p.m., with dangerously hot conditions expected ...

Most of the area is under a rare Extreme Heat Warning where heat indices will be 110-115°. Locations right on the water ...

Things have gone from bad to worse for the New York Yankees. On Saturday morning, the team had concerning news to share ...

Another day of above-normal high temperatures and heat indices are on the way for the second half of the weekend across ...

Firefighters are battling several blazes, with officials warning that extreme heat will pose a risk of more in the coming days.

As dangerous highs continue in central North Carolina, and heat index temperatures climb past 110 degrees all weekend, the ...