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

Conditions favourable for severe thunderstorms will build across portions of Ontario on Saturday as a low-pressure system ...

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

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

There is a severe thunderstorm warning for communities from south Ottawa to Westport.As of 2:55 p.m. the line of storms ...

Environment Canada issued a severe thunderstorm warning for parts of eastern Ontario and western Quebec Wednesday afternoon.

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 ...

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 ...

Environment Canada has issued a severe thunderstorm warning for Ottawa. The warning, which covers the city from Kanata to ...

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