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

Twenty-three years ago, the historic La Plata tornado, a deadly supercell storm, hit southern Maryland and parts of the ...

More tornadoes than usual have already struck the U.S. in 2025—and many of them have been touching down farther east than ...

The tornado developed over Lake Lanier and reached maximum sustained winds of 90 mph, but it did not damage any structures when it touched down in Hall County ...

The primary concern for residents is the potential for supercell formation. Supercells are a type of thunderstorm characterized by a rotating updraft, which can lead to the formation of tornadoes.

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

The tornado was on the ground for nine minutes, mostly over water, but touched down in some coves and islands near the lake with peak winds at 90 miles per hour.

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