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

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 ...

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

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

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

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 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 ...

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

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 ...