Farther north, a cold front over far northwestern Ontario will force the development of several rounds of additional ...

Environment Canada issued tornado and severe thunderstorm warnings for parts of northwestern Ontario on Sunday.

Parts of southern Ontario could get severe thunderstorms with a risk of a tornado on Thursday. While the heat warning ...

Thursday is shaping up to be the most active day of the week for severe weather potential in Ontario and Quebec, with a ...

You could get into some heavy downpours, especially through those (southwestern) areas,” an Environment Canada meteorologist ...

Severe storms swept across Ontario Thursday, cutting power to thousands and toppling trees and power lines. Officials are ...

Environment Canada updates that conditions are favourable for the development of dangerous thunderstorms that may be capable ...

Closer to the shoreline, Niagara region videographer Tom Elgersma was on his way to visit family members in Goderich when he saw what looked like a funnel cloud. He pulled over to film it, and ...

Severe weather researchers say a weak tornado touched down in a community north of London, Ont., on Monday afternoon.

Strong thunderstorms moving through southern Ontario produced a tornado north of London on Monday afternoon. A humid and unstable airmass draped across the region fuelled a favourable setup for strong ...

Ontario's ongoing severe storm threats this week will be on the move Wednesday and Thursday, shifting farther south and east ...