A system approaching the region will wrap thick smoke onto the southern Prairies and portions of southern Ontario into this ...

Most of the province remains under air quality statements due to wildfire smoke from northern Ontario and the Prairies.

Hot weather is expected to linger for several more days, with forecasters warning of soaring temperatures and humidity across Ontario. Mississauga, Brampton, Halton, Hamilton and Durham are among the ...

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

It says the push is part of a broader heat stress strategy looking at how climate change is impacting working conditions ...

Thick plumes of smoke from dozens of wildfires raging in Ontario, Canada, are billowing across the US border, compromising the air quality for millions of residents in Wisconsin, Minnesota and Iowa.

Every air quality monitor in Minnesota is reporting red or unhealthy conditions for everyone, an official said.