Sunday will have plenty of sunshine and light southerly breezes. However, several Pennsylvania counties will be under an air ...

Children, older adults and those with respiratory conditions are urged to avoid avoid strenuous or long activities outdoors ...

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

The Pennsylvania Department of Environmental Protection (DEP) has declared a Code Orange Air Quality Action Day for ozone for ...

On Saturday at 3:45 p.m. an air quality alert was reported by the National Weather Service in effect until Monday at midnight ...

Air quality alerts are in effect in the Philadelphia area, fueled by smoke from wildfires that are burning thousands of miles ...

Smoke from wildfires burning across Canada are bringing hazy conditions to the area, and all of eastern Pennsylvania is under ...

PHILADELPHIA (WPVI) -- Smoke particles from Canadian wildfires are causing air quality concerns in the Philadelphia region on ...

The heat and humidity mixed with smoke resulted in a "code orange" alert for Philly and its suburban counties.

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