Heat and humidity return to Philadelphia area, pop-up storms possible mid-week. See the weather forecast. A fter a relatively ...

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

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.

It's another gorgeous summer day in the Philadelphia region with seasonably hot temperatures and relatively low humidity. We ...

PHILADELPHIA -- Philadelphia health officials have issued a Heat Health Emergency for Monday and Tuesday. Action News Meteorologist Brittany Boyer says it will feel hotter than 100 degrees the ...

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 ...

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 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, ...