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

The National Weather Service has issued an Air Quality Alert for areas north and west of Boston and Worcester for Tuesday.

Under a Code Orange alert, it's recommended that children, older adults and those with respiratory illnesses limit time spent ...

Hazy skies will linger over Northeast Ohio on Tuesday as smoke from Canadian wildfires continues to drift into the region. At ...

The National Weather Service announced air quality alerts in 10 states on Tuesday, as smoke from the Canadian wildfires continues to spread across the U.S. border. The alerts come as the ...

States across the U.S. are feeling the impact of the Canadian wildfires as air quality takes a hit from the smoke, according ...

A stretch of northern Ontario remains under a special air quality statement amid smoke from wildfires burning in parts of the ...

Forecasters say weak winds have left Canadian wildfire smoke to linger over the U.S. Stronger winds are expected to bring relief later in the week.

Air quality remains poor in parts of Canada as wildfire smoke travels along the jet stream — with Europe now in its path.

The ability of wildfire smoke to travel extensively creates public health challenges that extend well beyond the immediate ...

In California, a fast-growing wildfire has scorched more than 65,000 acres in the Los Padres National Forest, with the flames ...

An air quality statement was issued for the region and much of southern Ontario because of drifting smoke from western Canada ...