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

(NEXSTAR) – A “heat dome” is bringing scorching temperatures and oppressive humidity to the Central and Eastern portions of the country this weekend, just in time to mark the start of summer.

Downed trees and fallen limbs damaged electrical equipment throughout the Philly region. More than 140,000 customers still ...

"It has been a while since we have experienced extremely dangerous heat so the risk of heat-related illnesses will be ...

The National Weather Service has issued an extreme heat watch today for central Pennsylvania, including York County. The ...

Philadelphia could see its first 100-degree day since July 18, 2012, with similar conditions likely across the Lehigh Valley.

Northeast Pennsylvania will be dealing with “oppressive heat and humidity” starting Sunday and lasting through at least ...

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

The National Weather Service in State College has issued an extreme heat watch for York and surrounding counties from Sunday morning through Wednesday night.

Ohio and Pennsylvania brace for a heat wave with possible temperatures in the 90s and heat indices up to 104°F.

West Virginia, Ohio, and Pennsylvania are under an extreme heat watch. The National Weather Service (NWS) has issued an ...

High heat is in the forecast, and the National Weather Service offices in Pennsylvania have issued an Extreme Heat Watch for ...