Another air quality alert is in effect for Philly and its neighboring Pennsylvania counties Sunday, and it looks like more ...

As of now, Erin is roughly 3,000 miles away from the Mid-Atlantic seaboard. Storms that develop in this region, on average, ...

A Heat Advisory will continue to roast the Philadelphia area through Wednesday. Temperatures on Tuesday are expected to reach 98 degrees, which would tie a 23-year-old record.

A flood watch is in effect for most of the Philadelphia region through early Thursday morning as heat, humidity and storms make a comeback.

The National Weather Service in Mount Holly, New Jersey, expects temperatures to climb above the seasonal average early next ...

The mugginess, along with the attendant downpours, has been related to a traffic jam in the atmosphere and above-normal sea-surface temperatures in the Gulf and the Atlantic, said Art DeGaetano, ...

Monday in the Philadelphia region will be a touch warmer with plenty of sun and highs in the mid to upper 80s.

How hot will it get as the humidity builds and a heat dome spreads toward the Northeast? What is a heat dome? Here's what to ...

Philadelphia Health Commissioner Cheryl Bettigole issued a Heat Health Emergency, which is scheduled to end at 8 p.m. Tuesday, in response to the forecast maximum heat index values.

The advisory was for Carbon, Monroe, Berks, Lehigh, Northampton and Bucks counties. "Heat index values remain hot and humid this evening but are slowly coming down below heat advisory thresholds ...