A powerful storm Tuesday evening toppled trees and power lines in Ontario, where thousands remained without power Wednesday ...

“In the case of tornadoes, the lead time can develop in less than 10 minutes,” Lapido said, recommending people check ...

The forecast is calling for rain and possible thunderstorms across the Greater Toronto Area and southern Ontario on Thursday.

Tuesday will be a day to be weather-aware in southern Ontario and pay close attention to the forecast--and the skies--as a ...

Large swathes of Ontario, including the Greater Toronto Area, could see damaging “supercell” storms this afternoon into the ...

Dangerous thunderstorms are possible across southern Ontario Tuesday. Environment Canada has issued a thunderstorm watch for ...

Winds surpassing 100 km/h and ping-pong ball-sized hail are in the forecast for parts of southern and eastern Ontario Tuesday.

Toronto and the GTA were hit with a severe thunderstorm warning Tuesday evening, delaying the Maple Leafs’ playoff tailgate.

The National Weather Service has issued a Severe Thunderstorm Watch for much of Western New York and the Finger Lakes region, ...

This week's fair weather could be interrupted by an isolated thunderstorm risk in southern Ontario through Thursday.