Meteorologists classify storm types into several basic categories: single-cell, multicell, and supercell.

Supercell thunderstorms are the least common type of thunderstorm, but they are the most likely to produce severe weather and become dangerous. According to the National Weather Service, supercell ...

Storms on Tuesday could produce damaging winds, large hail and even tornadoes in areas where they are not common.

Meteorologist Rhythm Reet breaks down a significant severe weather threat for Eastern Ontario and Quebec. The forecast ...

The storms will bring the potential for an isolated tornado, damaging winds, and medium-size hail into the evening.

(CNN) — Supercell thunderstorms are dangerous severe storms that unleash destructive hail, roaring winds and powerful tornadoes. They are responsible for nearly all of the United States’ most violent ...