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.

Power outages and downed trees are reported as storms fire up across parts of Ontario and Quebec. Folks are reminded to take ...

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

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

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

Three videos captured by eyewitnesses show a suspected tornado as it moved through southwestern Ontario over the weekend. Tom ...

Three tornadoes are confirmed to have occurred in the same Ontario area last weekend. The Northern Tornadoes Project said ...

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

More than 35,000 local customers are without power after Thursday evening's series of thunderstorms.Severe thunderstorm ...

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

Folks in southern Ontario will see multiple opportunities for thunderstorms during the day Saturday, a few of which could ...