States in the Midwest and Northeast could reach record temperatures in the coming days: Here’s where and when.

Philadelphia declares a Heat Health Emergency due to extreme heat, activating services like cooling centers and the PCA Heatline.

The National Weather Service has boosted the impending heat wave for Delaware County and nearly the entire tri-state area to the highest alert possible: an Extreme Heat Warning. The warning is set to ...

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 ...

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

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

The National Weather Services is predicting a high temperature of 97 degrees Sunday, with the heat index expected to be above ...

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

Friday marks the start of summer and the Philadelphia region's weather will be at its nicest and most comfortable of the next ...