The National Weather Service called the forecast for above-average temperatures "the first significant heat wave this season.

Columbus, grab your sun screen, stay hydrated and turn up your AC, because Summer 2025 is here, and it's about to get hot.

The first heat wave of summer could bring punishing humidity and triple-digit temperatures to many states east of the Rocky ...

The first big heat wave of 2025 has arrived, coinciding with the official start of summer. More than 40 million people in the ...

More than 37 million Americans are under heat advisories across the U.S., according to the National Weather Service. Here's ...

Chicagoans can expect intense heat compounded by muggy humidity for the next several days. The National Weather Service has ...

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

The District is bracing for a heat wave with temperatures expected to reach the mid-90s and heat indexes in the triple digits ...

A heat wave will bring temperatures pushing 100 to Ohio; it will feel hotter than that. Forecast, difference between heat ...

Here's what we know about the heat wave expected to scorch North Carolina in the next several days, plus state historic high ...

Record-breaking heat indices — a combination of temperatures and humidity to determine how heat really feels to the body — ...

Residents are encouraged to check on neighbors, friends, and family, especially those who are older or medically vulnerable.