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

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 ...

Severe weather is impacting multiple Canadian provinces, with heavy rainfall and thunderstorms causing widespread alerts.

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

A line of severe thunderstorms crossed the border and made a mess in southwestern Ontario on Saturday, blocking streets with ...

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

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

Phelps, N.Y. (WHAM) — A probable tornado ripped through the area of Phelps in Ontario County Monday evening, causing damage ...