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

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 ...

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 ...

A supercell is a thunderstorm with a rotating updraft, which is classified as a mesocyclone. The rotating updraft is what sets a supercell apart from a typical thunderstorm. In order for a supercell ...

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 ...

The National Weather Service confirmed that a tornado touched down in Cattaraugus County on Tuesday around 3:45 p.m. NWS said ...

A 200-year-old report by a sea captain and a stunning photograph of the 2008 eruption of Mount Chaiten are helping scientists better understand strong volcanic plumes. A 200-year-old report by a sea ...