The storm risk slides south and east for Wednesday and Thursday, with severe weather on tap for parts of eastern Ontario and southern Quebec ...

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 ...

Northern Ontario is set to experience a multi-day storm pattern, with rounds of severe thunderstorms, heavy rainfall, and a slight risk of isolated tornadoes. The storm risk slides south for Wednesday ...

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

Part of Ontario faces a tornado risk Tuesday amid the threat of severe storms, Environment Canada says. The weather agency has issued severe thunderstorm watches for some northern areas of the ...

Severe weather researchers say a weak tornado touched down in a community north of London, Ont., on Monday afternoon.

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

Severe weather moves east from southern Ontario with raised instability threat throughout eastern Ontario and southern Quebec ...

High humidity and a strong cold front will exacerbate unstable conditions in southern Ontario and Quebec, with risks ranging ...