Environment Canada issued tornado and severe thunderstorm warnings for parts of northwestern Ontario on Sunday.

Parts of southern Ontario could get severe thunderstorms with a risk of a tornado on Thursday. While the heat warning ...

Thursday is shaping up to be the most active day of the week for severe weather potential in Ontario and Quebec, with a ...

Farther north, a cold front over far northwestern Ontario will force the development of several rounds of additional ...

Summer in Ontario may bring with it warm weather, but last week's tornado in Lucan is a reminder that it’s also tornado ...

You could get into some heavy downpours, especially through those (southwestern) areas,” an Environment Canada meteorologist ...

Thursday expected to bring highest severe weather risk this week for Ontario and Quebec, including tornado potential ...

A tornado warning is in effect for the Espanola and Killarney areas.

Environment Canada updates that conditions are favourable for the development of dangerous thunderstorms that may be capable ...

A strong supercell thunderstorm that crossed parts of southwestern Ontario on Saturday produced three separate tornadoes in ...

Environment Canada issued a tornado warning for Sharbot Lake and area on the evening of Thursday, Jul. 24, 2025. “At 9:12 p.m ...

Any severe thunderstorms that form across northwestern Ontario could pack damaging winds, large hail, and heavy rainfall. One ...