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

A strong supercell thunderstorm that crossed parts of southwestern Ontario on Saturday produced three separate tornadoes in ...

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 ...

Environment and Climate Change Canada issued a tornado warning for the following areas in Ontario: "This is a dangerous and potentially life-threatening situation. Take cover immediately, if ...

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

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

Folks across parts of Quebec should pay close attention to the weather on Monday as severe thunderstorms will be possible, ...

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

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

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