A snowstorm has arrived in southern and eastern Ontario, and southern Quebec, bringing totals ranging from 10 to 25 cm expected through Thursday. Prepare for potential travel delays through Thursday ...

The massive power outage that left more than 17,000 Ontario County residents in the dark this week did more than disrupt schools, traffic and businesses. It unleashed a wave of frustration from ...

A strengthening El Niño is expected to bring a highly variable summer to eastern Ontario, with forecasters calling for ...

A month-by-month summer forecast for Canada revealed what Ontario's weather will be like throughout the season. You can expect warm temperatures, thunderstorms, cooler conditions, and more this ...

Researchers examining damage from a storm that hit London, Ont., last week say two photos claiming to depict tornadoes were ...

A severe thunderstorm risk will span across the two provinces to kick off the final week of May. Summer weather is finally around the corner, and that means hotter temperatures and thunderstorms. The ...

A handful of widely shared images purporting to show tornadoes in the London area during last week’s severe storm were fakes, ...

While the ice has melted off the Great Lakes for the season, don't count on doing much swimming this Memorial Day weekend.

Teams from the Northern Tornadoes Project continue to investigate possible tornadoes in Mattawa, Huntsville, London, Ont.

Fluctuating weather patterns have brought both sunshine and tornadoes to parts of Ontario, including Hamilton.

While Ontario gets a taste of summer for the long weekend, that includes pleasant and potentially stormy weather. The risk of ...

A major cleanup is underway after wild and dangerous weather roared through the region, toppling trees and power lines.