NYC and the surrounding area could face their first heat wave of the season next week, as the first day of summer arrives.

New Orleans faces a heat advisory with index values possibly reaching 105 degrees; caution against heat illnesses is advised.

Millions and millions of Americans are being warned of "dangerous" heat in more than a dozen states as the summer 2025 season ...

Increasing temperatures and humidity will result in dangerous heat stress today with heat index readings in the 105 to 110 F ...

The Lehigh Valley will be under an extreme heat watch early next week, with temperatures expected to reach the upper 90s with ...

A heat advisory is in effect for the entire Heartland Saturday through Tuesday. Heat index numbers will be around 100 to 110 degrees.

A heat advisory will go into effect at 1 p.m. Saturday and continue into Tuesday night with heat index values reaching 103 ...

A heat wave set to hit Indianapolis beginning June 21 will last for about a week, according to the National Weather Service's ...

Denver opens cooling centers as temperatures near 100° with advice to avoid outdoor activities and stay hydrated.

More widespread activity visits western Kansas on Sunday. Some of these storms could be strong to severe. Daily rounds of ...

Over the next several days, temperatures will climb into the low to mid-90s with humidity making it feel as hot as 100-105 ...

Attention Colorado Springs residents, Friday will be the hottest day of the week. Then Memorial Day weekend will be rainy and ...