Hot and humid weather conditions will come to an end for the Greater Toronto and Hamilton areas and eastern Ontario by ...

Most of southern Ontario can look forward to some relief from the heat, as cooler air is expected to arrive Tuesday night, ...

Forest fires in western Canada have been identified as the source of the smoke that is drifting into parts of northwestern ...

A forest fire in the Burnt River area of Ontario's cottage country continues to burn out of control, with water bombers and ...

A multi-day heat event is set to continue in southern Ontario until Tuesday, and may stick around until Wednesday in some ...

A multi-day heat event is continuing across southwestern Ontario — specifically in the Windsor-Essex, Chatham-Kent and Sarnia ...

It’s been over a year since Jo Ann Royle started struggling with the foul, polluted air that often overwhelms her home in ...

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 ...

The wildfire smoke that blanketed Michigan this summer and part of 2023 could take a toll on Michiganians long after clearing, medical experts said.

Residents regularly woke up to hazy, polluted skies and warnings about the health impacts of poor air quality. The words ...

A fresh warning issued by Environment Canada on Friday afternoon predicts temperatures will begin to rise on Saturday and remain high until the middle of next week.