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 ...

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, ...

A severe weather emergency is unfolding in Ottawa, Kansas on Thursday evening after a powerful supercell system tracked eastward from Pomona, Kansas, prompting a tornado warning across Ottawa County ...

CORDELL, Okla. — Last Saturday afternoon, the air here smelled sweet and fresh. A mother ship supercell — a kind of rotating thunderstorm — loomed to my west. Raindrops began to fall that looked like ...

Australia's storm season has shifted into top gear, and the next 72 hours will deliver a combination of rain, showers or thunderstorms to the eastern two-thirds of the country. The greatest threat of ...

It’s summertime in the Northern Hemisphere, which means thunderstorms are a regular feature in skies over the U.S. Great Plains. Amy Moberly caught this majestic supercell near Reva, South Dakota, on ...