Due to smoke from Canadian wildfires, the air quality index over much of eastern Pennsylvania was in the "orange" range Sunday morning, meaning it's unhealthy for sensitive groups.

Smoke from Canadian wildfires is enveloping the Tri-State area, leading to an air-quality alert that has been extended ...

A double whammy of wildfire smoke blowing into the city and an incoming heat wave has made the city's air dangerous for ...

New York City, Long Island and the Hudson Valley will all experience air quality within the 101-150 range on the air quality ...

Scattered storms are back for Sunday afternoon, primarily between 1 and 7 p.m. Any activity eyeing the tri-state through the ...

Officials are urging residents to take precautions as wildfire smoke and extreme heat bring poor air quality and health risks ...

Particle pollution levels are expected to reach the "Unhealthy for Sensitive Groups" range in the Southwest Coast, Western ...

Officials are urging residents to take precautions as wildfire smoke and extreme heat bring poor air quality and health risks ...

Air quality is still reduced today with varying amounts of cloud cover and breezy conditions. Hot and humid weather is expected to the start the work week before a cold front enters midweek, helping ...

New York City’s air quality has dropped to unhealthy levels for sensitive groups as smoke from Canadian wildfires drifts into ...

An Air Quality alert was in effect for parts of Philly Saturday night and remains in effect for New Jersey on Sunday.