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

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

Thunderstorms are working their way through southeastern Ontario as a heat wave continues to blanket parts of the province.

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

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

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

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

Strong thunderstorms are expected to develop in the early to mid-afternoon hours and continue through the evening across northeastern Ontario, moving southeast into cottage country. A warm front and ...

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.

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