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

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

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

Severe thunderstorms that began rolling through eastern Ontario and southern Quebec on Sunday will continue pushing east through the afternoon and early evening hours. High instability, tropical-like ...

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

A round of widespread severe thunderstorms swept through much of eastern Ontario and southern Quebec on Sunday afternoon, ...

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

Localized flooding and strong wind gusts will be the predominant threats Sunday—but some rotation can’t be ruled out ...

Widespread risk of heavy rain and strong winds across Ontario as strong storms develop Saturday. A tornado threat also exists. Meteorologist Nadine Powell highlights the areas that could be hit.

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