A heat warning is in effect for Mississauga, Brampton, the Greater Toronto Area and much of southwestern Ontario beginning Sunday and expected to last several days. Environment and Climate Change ...

Farther north, a cold front over far northwestern Ontario will force the development of several rounds of additional thunderstorms as it cuts into the hot and humid air across the region. These storms ...

Limit time outdoors,” Environment and Climate Change Canada advises everyone as it issues special air-quality advisory for ...

A storm front swept across southern and central Quebec from west to east Thursday evening and Friday morning, caused numerous ...

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 ...

Historical data from Environment and Climate Change Canada suggests Winnipeg summers have been getting smokier in recent ...