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

Be prepared for the potential of thunderstorms on Monday, with both Ontario and Quebec under a renewed storm risk, and the ...

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

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 ...

Thunderstorms are expected to intensify across Ontario this weekend, with the northeast having the highest risk, and the potential for rotating storms on Saturday ...

Pay close attention to watches and warnings as you head out and about on Sunday across much of Ontario and Quebec ...

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

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 severe thunderstorm warning remained in place south of Ottawa for a few more minutes before itself ending. An even broader severe thunderstorm watch remained for most of eastern Ontario.

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 ...

Severe storm threat takes aim on Monday A cold front sweeping south on Monday could spark severe storms near Niagara and parts of eastern Ontario, as pockets of instability persist through the ...