Supercells loom large in Canada's skies during the summer months. These intense thunderstorms are responsible for some of the worst severe weather you can experience, capable of producing significant ...

These tornadoes are relatively weak and short-lived without a pre-existing rotating updraft (mesocyclone) typically found in supercell thunderstorms. They usually develop along boundaries such as cold ...

CHICAGO (WLS) -- A supercell thunderstorm ripped through the Chicago area Monday evening, leaving a trail of wind damage that stretched from the far northwest suburbs to Indiana. The storm traveled ...

Supercell thunderstorms are among the most impactful weather events in Europe. They typically occur in summer and are characterized by a rotating updraft of warm, humid air that brings strong winds, ...