Smoke impacts began in northern Wisconsin Tuesday morning and will spread south through the state by July 31. Air quality may briefly improve on July 31 before smoke returns to northern areas on Aug.

Smoke from wildfires in Manitoba, a Western province facing its worst fire season in 30 years, has created hazardous air ...

It’s not uncommon for nasty winter and summer weather to disrupt flight schedules and other operations at Canada’s biggest and busiest airport, but officials at Toronto Pearson Airport in Mississauga ...

"A lot of the prairies within Canada, the prairie provinces, entered the fire season already starting out in a drought, and ...

Midwesterners, including those in northern Indiana, may recall the thick smoke that blanketed large parts of the region in 2023. Wildfires are once again burning in Canada, and some of that smoke ...

Wildfires across the United States and Canada -- fueled by record heat and dry conditions -- could severely impact the health of millions of people. Smoke from wildfires in several Canadian ...

North Jersey residents may notice hazy skies over the next few days as dozens of wildfires burn across Canada, causing smoke to pour into parts of the United States. As of June 2, 188 active ...

Canada on Wednesday was struggling to fight an extraordinary outbreak of wildfires across the country that sent smoke pouring over the border and forced millions of Canadians and Americans to stay ...

Scientists are concerned the smoke from wildfires in Manitoba could be even more toxic than usual, saying more research needs ...

Considering wildfires, and prevailing winds blowing from Canada, are expected to become more frequent, the impact on crops ...

A researcher from the University of Saskatchewan is looking into how wildfires are impacting bird physiology during migration ...