The wildfires are burning in the prairies and northern Ontario, pushing smoke, or fine particulate matter, into our area.

Wildfire smoke in Ontario has begun to depart southern Ontario skies on Sunday as a centre of high pressure moves east, ...

New York DEC and DOH have issued an Air Quality Health Advisory for fine particulate matter on June 7, 2025, due to wildfire ...

Much of Ontario remains under special air quality statements or warnings today amid smoke from wildfires burning in other parts of Canada. Air quality warnings Environment Canada issued on Thursday ...

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

Parts of Canada are seeing some of their most unhealthy air yet, and the smoke is likely to move over the United States again ...

Toxic metals, including arsenic, could be released by Canadian wildfires, posing health risks to those downwind.

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

Canadian wildfires continue to burn, and plumes of smoke linger over Michigan. Air quality advisories, alerts on June 5.