The multi-day thunderstorm threat continues over the Prairies into Friday, with the risk for very large hail, potentially ...

Environment Canada's tornado warning for eastern Ontario has ended. From about 3:20 until 4 p.m. the agency said a severe ...

A chance for more severe weather will reappear in Ontario and Quebec on Thursday, but the centre of attention will shift ...

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 ...

There is a severe thunderstorm warning for communities from south Ottawa to Westport.As of 2:55 p.m. the line of storms ...

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

Environment Canada's severe thunderstorm warnings are done for the Ottawa-Gatineau area. The first was issued around 1:30 p.m ...

As of 3:18 p.m., a tornado warning covers communities east of Smiths Falls.There is a severe thunderstorm warning for communities from south Ottawa to Westport.A severe thunderstorm watch covers much ...

A multi-day thunderstorm threat spans parts of southern Ontario and Quebec, with heavy downpours, large hail and strong winds on the table. Wednesday's storms could drop 50+ mm of rain in a short peri ...

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

An even broader severe thunderstorm watch remained for most of eastern Ontario. These watches mean a severe storm is possible, while a warning means one is happening or likely about to happen.

Warm and humid air is set to hang over parts of Ontario and Quebec early this week, creating the instability needed for thunderstorms to develop once again on Monday. Some storms on Monday could reach ...