Cumulonimbus cloud
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Cumulonimbus is a dense, towering, vertical cloud, typically forming from water vapor condensing in the lower troposphere that builds upward carried by powerful buoyant air currents. Above the lower p
Cumulonimbus incus over Warsaw, Poland
A cumulonimbus calvus over El Bajío, Guanajuato, Mexico.
Cumulonimbus calvus
A clearly developed cumulonimbus fibrous-edged top capillatus
Cumulus congestus cloud
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Cumulus congestus or towering cumulus clouds are a species of cumulus that can be based in the low- to middle-height ranges. They achieve considerable vertical development in areas of deep, moist conv
Cumulonimbus cloud
…producing lightning and other dangerous severe weather, such as tornadoes, hazardous winds, and large hailstones. Cumulonimbus progress from overdeveloped cumulus congestus clouds and may further develop as part of a supercell. Cumulonimbus is abbreviated as Cb. Towering cumulonimbus clouds are typically accompanied by smaller…
Cumulus congestus clouds looming over the horizon, as seen from Wagga Wagga, NSW, Australia
Cumulus congestus over Cahokia Mounds Museum, in Collinsville, Illinois
An example of a Turkey tower in the distance