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

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

A multi-day risk of severe storms will be present on the Prairies once again, with the most concerning threat occurring on ...

Summer in Ontario may bring with it warm weather, but last week's tornado in Lucan is a reminder that it’s also tornado ...

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

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 ...

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

Ontario should be hitting hotter temperatures in the low 30s later this week and with it the chance of torrential rain and even a tornado is possible. Here’s what to know.

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

A multi-day stretch of severe weather is setting up for northwestern Ontario, with the potential for heavy rain, large hail ...

Large hail is expected to be the biggest threat, ranging from the size of a loonie to a ping pong ball-sized hail. Between ...