Pennsylvanians woke up to hazy skies again. Canadian wildfires sending smoke to the state triggered an air quality alert ...

Wildfire smoke has returned to Pennsylvania, but its impact on air quality so far is far less severe than what the region ...

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

Particularly north and west of the Lehigh Valley, anyone who might be especially vulnerable to the effects of air pollution ...

Air quality alerts are in effect on Tuesday in 10 states as toxic smoke from hundreds of wildfires burning in Canada ...

An updated air quality alert was reported by the National Weather Service on Tuesday at 4:52 p.m. in effect until Thursday at ...

York County’s air quality will be improved but could still cause problems for those sensitive to particle pollution.

Lingering impacts from wildfire smoke have parts of Central Pennsylvania within an Air Quality Watch again. Limit your time outdoors if you have sensitive respiratory ...

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

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

Residents of central Pennsylvania should prepare for hazy skies and reduced air quality today as wildfire smoke from Canada ...

Air quality alerts have been issued across 12 states for Wednesday, according to the National Weather Service.