A cold, upper-level trough will tumble into Ontario this week and stir up the atmosphere with thunderstorms, showers, ...

Get the extreme weather history of the World Series. Track the most volatile weather in World Series history. Get the extreme ...

A fall storm could throw a wrench in your weekend plans across Ontario amid a risk for heavy rains, gusty winds, and possibly ...

If these waters remain toastier than normal, upper-level winds could respond by setting up a block over the northeastern ...

There’s a chance of rain throughout the day to end the work week in parts of the Greater Toronto Area and southern Ontario.

It was a brutally hot summer and an unseasonably warm fall in Toronto, but the mercury is finally dropping, and the city is ...