The first big heat wave of 2025 has arrived, coinciding with the official start of summer. More than 40 million people in the U.S. were under heat alerts Friday, according to the National Weather ...

Welcome to Summer! And right on point, Mother Nature will deliver the first heat wave of the year, which will linger through next Thursday. As a reminder, three consecutive days at or above 90 is ...

Chief Meteorologist Bill Kelly has the latest forecast. Amazon Tells Thousands of Employees to Relocate or Resign US Massive ...

Organizers are gearing up for the Manayunk Arts Festival this weekend. Thousands of people are expected to fill Main Street under the summer sun.

People were taking advantage of the cooler temperatures before the heat gets here. Kerri Corrado talked to those enjoying the ...

For many Americans, high humidity will make it feel in the triple digits. The National Weather Service is urging people to ...

Within those constraints, finding ways to stay hydrated and lower your body temperature are paramount. You can do this by ...

Chief Meteorologist Bill Kelly has the latest forecast.

Widespread 90s, even perhaps a few 100s, will bake much of the eastern two-thirds of the country in a dangerous heat wave.

Millions of Americans will be advised to stay indoors for the next few days due to the heat. The National Weather Service has ...

Not much of a reprieve. But a reprieve is coming. Better Philadelphia weather is ahead. The heat wave is ending, my friends. The days of sweltering Philadelphia weather that have caused every ...

READ MORE: Philly could see its first 100-degree day in over a decade Tuesday as the city declares a heat emergency The Philadelphia region is headed into yet another heat wave, and on Saturday, the ...