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 ...

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

A Thursday evening storm system that briefly included a tornado warning southwest of Ottawa is on its way out of the region.

Severe thunderstorms are likely across portions of southern Manitoba and northwestern Ontario again on Sunday as an active ...

A tornado warning is in effect for the Espanola and Killarney areas.

4:47 p.m. EDT - Severe thunderstorms prompted a tornado warning in northern Ontario on Saturday afternoon. Environment and Climate Change Canada issued a tornado warning for the following areas in ...

On Monday morning, Environment Canada issued a special air quality statement for the vast majority of southern Ontario, ...

More than 20,000 local customers are without power after Thursday evening's series of thunderstorms.Severe thunderstorm ...

Environment Canada's tornado warning for eastern Ontario has ended. From about 3:20 until 4 p.m. the agency said a severe thunderstorm could possibly produce a tornado in communities such as ...

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

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