The entire state of Minnesota is under an air quality alert for the next few days, coinciding with a stretch of cooler, ...

Wildfire smoke pouring into the state from Canadian fires has triggered a red air quality alert, signaling that the air is ...

Canadian wildfire smoke is again putting Minnesota under a statewide air quality alert that will last until 5 p.m. Saturday.

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

The Pennsylvania Department of Environmental Protection declared a Code Orange Air Quality Action Day for Wednesday, due to ...

Canada is facing another dangerous wildfire season, with burning forests sending smoke plumes across the provinces and into ...

"While it may improve a little bit later on today or tonight, I think the air quality could go back down again beginning ...

The best way to protect yourself from poor air quality is to stay indoors, especially when the Air Quality Index reaches ...

An air quality alert was issued by the New York State Department of Health on Saturday due to smoke from wildfires in Canada.

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

Wildfire smoke from Canada has triggered air quality alerts across New York and the Northeast, with hazy skies and unhealthy ...

Smoke impacts began in northern Wisconsin Tuesday morning and will spread south through the state by July 31. Air quality may briefly improve on July 31 before smoke returns to northern areas on Aug.