Canada is experiencing a mix of extreme weather. Several alerts are in place across the country. Southern Quebec will face ...

Severe thunderstorms are likely across portions of southern Manitoba and northwestern Ontario again on Sunday as an active ...

State officials from Maine to New York issued alerts for fine particulate matter, a toxic byproduct of wildfires that is ...

The air quality index (AQI) is predicted to be above 100 in much of New York state on Saturday, and could reach 135. Alerts ...

As a large swath of Manitoba deals with heavy wildfire smoke polluting the air, others in the province are starting ...

If it seems like there's been more smoke in Winnipeg's air in recent summers, that's not just your memory playing tricks on ...