Canadian wildfires, along with high temperatures, are partly to blame for hazy skies and foul air. But passing storms may ...

Smoke from wildfires burning in three Canadian provinces covered about a third of the U.S. on Wednesday, forecasters said, ...

Smoke that was visible on satellite over Wisconsin and Illinois on Monday is expected to drift into Ohio Tuesday, bringing a ...

Hazy skies are expected across Northeast Ohio on Monday and Tuesday as wildfire smoke from central Canada drifts southeast ...

Smoke from wildfires in Canada is making it harder to breathe in Ohio and several other states. Here's how long it will last ...

Canadian wildfire smoke has entered the Upper Midwest and poses significant health impacts in the hardest-hit areas.

Several states across the American landscape were expected Monday to see and feel the effects of smoke that has billowed ...

Active children, the elderly and people with asthma and COPD are more likely to suffer an increase in the number and severity ...

Active children, the elderly and people with asthma and COPD are more likely to suffer an increase in the number and severity ...

Central Ohio is under an air quality alert Saturday due to smoke from Canadian wildfires. The Mid-Ohio Regional Planning ...

More than 212 active fires were burning as of Tuesday, according to the Canadian Interagency Forest Fire Centre.

The U.S. Environmental Protection Agency warns that wildfire smoke contains dangerous pollutants in the form of fine ...