A severe thunderstorm capable of producing a tornado has been detected in southern Ontario. Residents in the affected region should be in their shelters.

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 ...

Syracuse, N.Y. -- A tornado with winds up to 115 mph spun for nearly two miles just north of Geneva on Monday afternoon, ...

It started off as a normal Monday of Jody and Damian Clemons, who were making some improvements at their home on County Road ...

Two notable troughs will bring multiple days of storms to the Prairies, Ontario, and Quebec for this second week of July ...

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

Syracuse, N.Y. -- The National Weather Service today will determine whether a tornado struck the town of Phelps, in Ontario ...

Trees were topped and some buildings in Ontario County were damaged in what meteorologists said may have been a tornado on Monday evening.

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

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

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