Conditions favourable for severe thunderstorms will build across portions of Ontario on Saturday as a low-pressure system from northern Ontario sweeps over the Great Lakes region. Heat warnings are in ...

Strong thunderstorms moving through southern Ontario produced a tornado north of London on Monday afternoon. A humid and unstable airmass draped across the region fuelled a favourable setup for strong ...

Tornado season is officially underway in Ontario as the first one touched down near Woodstock, Ont., a week ago, according to weather researchers. The Northern Tornadoes Project (NTP) at Western ...

Aldi larceny suspect struck, killed on 390 while trying to evade officer, Gates police say Police said a suspect in a theft at Aldi in Gates was fatally struck while trying to cross State Route 390 ...

More localized bands of squalls were expected to form, with up to two feet of snow possible in some areas, according to ...

By Thursday, Arctic air will funnel across the Great Lakes Basin, dropping temperatures and fueling strong winds.

Significant weather system in northeastern and northwestern Ontario may blow into central Quebec north of Montreal. Heavy ...

There are more tornadoes in the US than anywhere else on Earth. How do they form? This is in part because of the geography of the US. (AP video/Laura Bargfeld; Production/Shelby Lum; Animation/Eva ...