A taste of summer heat in southern Ontario on Tuesday could also set off severe thunderstorms in the afternoon and evening, ...

The Colorado low, a significant weather system, will lift into northeastern Ontario by Tuesday morning, funneling a warm and moist air mass across southern Ontario. This will create highly unstable ...

The returning humidex will help to fuel a severe thunderstorm risk across southern and eastern Ontario on Tuesday.

Strong winds will accompany warmth in the upper 20s on Tuesday ahead of a sharp cold front which will set off strong storms ...

Summer-like heat will greet millions across southern Ontario early this week, but it may come at a cost. A Colorado low will ...

A potent Colorado low will drive the severe weather threat into northwestern Ontario to start the week before a drastic ...

Storm season is set to ramp up in Ontario early next week as forecasters keep a close eye on the threat of severe weather on ...

Toward the evening, though, clouds will return Monday night, as forecasters get ready for some more turbulent weather. “We’re looking at the pattern and it is conducive to severe thunderstorm ...

After a long winter, Ontario has finally been greeted by the warmth and sunshine of spring. However, as the week progresses, the weather will take a turn, with cooler temperatures, rain, and even ...

We start this forecast period with an area of low pressure exiting the eastern Prairie and taking the rain and wet snow with ...

Warmer temperatures are forecast mid and late week across southern Ontario, but pesky spring lake breezes will keep the GTA ...