Supercells are the mightiest of the thunderstorms. They can roll for hours while maintaining tornadoes and damaging hail.

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

Severe thunderstorm watches are fir Toronto and areas north of the city like Newmarket and Aurora, as well as to the east in ...

Temperatures in Southern Ontario may reach 30°C, the first of the year, as thunderstorms loom, bringing potential hazards ...

Get ready, as more severe storms are expected to move into Oklahoma Monday night after flooding and tornado warnings over the ...

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

The National Weather Service has issued a tornado watch lasting from 5 p.m. to midnight April 28 for most of northeast Kansas ...

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

Devastating tornadoes cause hundreds of millions of dollars in damage and dozens of deaths across the U.S. each year. They ...

A massive wedge tornado was caught on video spinning across the Nebraska landscape near the communities of Bingham and Ashby ...

It's the calm before the storm for our Sunday as we're seeing a bit of sunshine heading into the afternoon following some ...

Preparations are underway in Minneapolis and other communities across the Upper Midwest ahead of a likely severe weather ...