Smoke from hundreds of wildfires in Canada is lingering over the northern U.S., spreading across to roughly a dozen states from Wisconsin to Maine.

For the second straight day, the quality of the air in all of New Hampshire will be reduced thanks to smoke from wildfires ...

CHICAGO (WLS) -- An air quality alert was issued for the greater Chicago area on Tuesday. The alert was issued by the EPA at about 11:56 a.m. It will be in effect until midnight. Lake, Porter, Newton ...

Crews working to beat back the sizeable forest fire burning its way into the Prince Albert National Park had to change ...

Environment Canada ended their air quality alert for Toronto on Tuesday, August 5, after smoke from ongoing wildfires in the ...

The air quality in several U.S. states is taking a hit as smoke floats over the border from the Canadian wildfires. Here's ...

Air quality has taken a serious hit across the United States as a two-fold blow of wildfires in the West and in Canada have ...

Environment Canada has lifted special air quality statements for southwestern Ontario as Prairie wildfire smoke dissipates.