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

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

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

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

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

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

Non-severe thunderstorms are expected through the early afternoon hours in southern Ontario, but we will see the severe ...

Environment Canada issued a tornado warning for Sharbot Lake and area on the evening of Thursday, Jul. 24, 2025. “At 9:12 p.m ...

Severe weather threat rises in Ontario & Quebec through Thursday evening. More details with meteorologist Amandeep Purewal.

Severe thunderstorm warnings rumbled across eastern Ontario and western Quebec from about 6:30 to 10:30 p.m. When the storm ...

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.

Environment Canada has issued a severe thunderstorm watch west of Gatineau Thursday, noting a tornado could develop.The watch ...