A risk for thunderstorms will redevelop on Sunday as a cold front pushes into an unstable atmosphere across southern Ontario.

A tornado warning has been issued for Savant Lake and Sturgeon Lake in northwestern Ontario. Here's the latest from ...

Environment Canada's tornado warning for eastern Ontario has ended. From about 3:20 until 4 p.m. the agency said a severe ...

Severe storms move out of the Prairies, and into northern Ontario, but leaving a funnel cloud risk in parts of the eastern Prairies to start the weekend ...

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

Severe weather warnings and watches were issued for parts of southern Ontario Wednesday afternoon. Just after 2:30 p.m., Environment Canada said meteorologists were tracking a severe thunderstorm ...

A tornado warning has been issued for several municipalities in eastern Ontario. Shortly before 3:30 p.m. this afternoon, ...

A muggy airmass draped over southern Ontario heading into this weekend will set the stage for a multi-day risk for strong to ...

A chance for more severe weather will reappear in Ontario and Quebec on Thursday, but the centre of attention will shift ...

Be prepared for the potential of thunderstorms on Monday, with both Ontario and Quebec under a renewed storm risk, and the ...

Strong thunderstorms moving through southern Ontario produced a tornado north of London on Monday afternoon. A humid and ...

4:18 p.m. CDT - A tornado watch remains in effect across portions of northern Ontario as a line of severe thunderstorms moves ...