Forecasters warn that hazy, grayish-blue skies could persist for many weeks as fires continue to burn, though most smoke will ...

World leaders may face smoke warnings when they gather next week in Alberta as wildfires burned out of control across much of ...

An air quality advisory for Long Island is the result of smoke from Canada wildfires, New York State officials say.

More than 200 wildfires are blazing across Canada, forcing 27,000 people to evacuate and creating hazardous air quality all ...

Wildfires scorching several Canadian provinces have driven at least 33,400 people from their homes, with smoke now reaching ...

An air quality map shows conditions improving in the U.S. on Friday as smoke from the Canadian wildfires subsides.

More than 200 wildfires are raging across Canada, sending a thick blanket of choking smoke through the U.S. Midwest. Experts ...

Smoke from raging wildfires in Canada is worsening air quality in some U.S. states. But will Greater Cincinnati be affected?

Smoke will likely be an ongoing health hazard across North America for the next few months. Here's what to expect.

States across the border issued air advisories about particulate pollution that are expected to last for several days.

An upper-level low pressure system will draw south another thick plume of smoke from Canada. This will create another round ...