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.

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 moves East from Southern Ontario with raised instability threat throughout Eastern Ontario and Southern Quebec ...

The National Weather Service out of Buffalo has confirmed a tornado did touch down Monday in the Town of Phelps (Ontario ...

3:21 p.m. EDT - A tornado watch is in effect across portions of northern Ontario amid a severe storm threat on Saturday ...

PHELPS, N.Y. – The National Weather Service confirmed that an EF2 tornado touched down in the Town of Phelps in Ontario ...

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, ...

Ontario County Sheriff David Cirencione said one house on County Road 23 was actually shifted off its foundation.

A severe thunderstorm capable of producing a tornado has been detected in eastern Ontario. Residents in the affected region ...

4:18 p.m. CDT - A tornado watch remains in effect across portions of northern Ontario as a line of severe thunderstorms moves ...

Strong thunderstorms moving through southern Ontario produced a tornado north of London on Monday afternoon. A humid and ...