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 ...

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

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

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

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

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

Severe weather warnings and watches were issued for parts of southern Ontario Wednesday afternoon. Just after 2:30 p.m., Environment Canada said meteorologists were tracking a severe thunderstorm ...

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

After a stormy Wednesday evening in southern Ontario, including a tornado-warned cell and multiple areas seeing more than 50 ...