There were no air quality alerts across the U.S. early Friday, following a flurry of warnings partly linked to wildfires in ...

Another air quality alert​ has been issued for the Tri-State Area, this time for central and southern New Jersey.

More rain is expected on Sunday along with air quality concerns from a large wildfire burning in a New Jersey state forest.

Air quality warnings show PM2.5 particles at dangerous levels. Learn why today's hazy sky is a toxic soup that's damaging ...

An air quality alert was reported by the National Weather Service on Saturday at 10:18 a.m. in effect until Sunday at ...

An air quality alert is in effect today for NYC, Long Island, and part of New Jersey due to smoke from the Canadian wildfires ...

Thursday will be a sunny, hot and hazy day in Philadelphia, though a Code Orange Air Quality Alert is in effect for much of ...

On Saturday at 10:18 a.m. the National Weather Service reported an air quality alert in effect until Sunday at midnight for ...

Typically, during the summer months of June, July and August, when the wind goes northwest behind a front, the New York sky ...

The worst air in the country on the morning of June 14 was in New Castle County because of a wildfire in New Jersey. The air quality index in Wilmington as of 9:45 a.m. was 227, which is "very ...

We've got unhealthy air quality for sensitive respiratory groups before an increase in heavy rainfall this weekend.

Philadelphia faces a code orange air quality alert, with sensitive groups advised to avoid outdoor activities due to ...