Supercell just getting its wind up over South Dakota. Note the colors (explained below). Photo by Nicolaus Wegner, from the video On June 1, 2015, photographer Nicolaus Wegner was in South Dakota and ...

The Supercell Foundation Not all thunderstorms can produce tornadoes - only about 30% of supercell thunderstorms actually spawn these rotating columns of air. Supercells are severe thunderstorms with ...

A supercell is a unique type of thunderstorm characterized by a rotating updraft known as a mesocyclone. The term "mesocyclone" refers to the small-scale circulation occurring in a storm. This is what ...

National Geographic Traveler just announced its winners for its 2014 photo contest. The shots are all very cool, but I can’t argue with the No. 1 pick: a mesocyclone over Colorado, taken by ...

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Mesocyclone: A vertical cylinder of rotating air (usually counterclockwise) that sometimes develops in the updraft of a severe thunderstorm. Horizontal dimensions are typically about one-half mile to ...

Swirling supercell thunderstorms brewed over the border between North and South Carolina in May, showering the area with chunks of hail as big as baseballs. The huge storm column stretched 50,000 feet ...

Bill Burton: It's time for us to take a look at the Science Behind the Forecast as I am joined by WAVE 3 meteorologist Tawana Andrew. Good morning, Tawana. Tawana Andrew: Good morning. We are ...