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 ...

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

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.

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

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

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

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