The cumulonimbus cloud then grows into a rare supercell. The rotating updraft characteristic of a supercell is known as a ...

Thunderstorms, known as cumulonimbus clouds (which means “heaping rain ... If intense enough, it can evolve into a supercell thunderstorm that can last for several hours and potentially produce ...

A supercell is a thunderstorm that is ... balls or lumps of ice called hail stones, produced from cumulonimbus or thunderstorm clouds. A bigger hail stone signifies a longer lifespan within ...