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

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

Strong thunderstorms are expected to develop in the early to mid-afternoon hours and continue through the evening across ...

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

Thunderstorms were working their way through southeastern Ontario and Quebec on Sunday as high temperatures continued to ...

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

The EF2 tornado that hit Phelps on Monday was the strongest in New York this year, according to the National Weather Service.

Widespread risk of heavy rain and strong winds across Ontario as strong storms develop Saturday. A tornado threat also exists ...

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

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

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

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