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

Hazy skies linger over New Hampshire as smoke from the Canadian wildfires drifts overhead. "The sky will continue to have a ...

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 ...

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

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.

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

The air quality index on Tuesday across the Midwest and the Northeast ranged from "moderate" to "unhealthy" for sensitive adults. Some areas in northern Wisconsin, eastern Pennsylvania, northern ...

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

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

The Gifford Fire, which has burned over 72,000 acres since it began on Friday, is now accompanied by two other wildfires in Central California.