Canadian wildfire smoke will lend a hazy appearance to the sky, and high clouds blanket much of the Philadelphia region, ...

Wildfire smoke will continue to linger and bring a haze to parts of the area Wednesday. Expect overall cloudy and muggy ...

Canadian wildfire smoke, along with high clouds blanketing much of the Philadelphia region, will lend a hazy appearance to ...

Air quality alerts are in place for portions of 10 states from Minnesota to Delaware as officials warn the smoke may become dangerous for sensitive groups.

Wednesday on Good Day Philadelphia, a viewer sent in an idea of a doppelganger for Mike. Ozzy Osbourne’s cause of death ...

As Canada grapples with one of its worst wildfire seasons on record, smoke from the blazes have prompted air quality alerts across the U.S.