Atmospheric convection
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Atmospheric convection is the vertical transport of heat and moisture in the atmosphere. It occurs when warmer, less dense air rises, while cooler, denser air sinks.
Stages of a thunderstorm's life.
Hail shaft
Severe thunderstorms containing hail can exhibit a characteristic green coloration.
Cumulonimbus cloud over the Gulf of Mexico in Galveston, Texas
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
A cumulonimbus calvus over El Bajío, Guanajuato, Mexico.
Cumulonimbus calvus
A clearly developed cumulonimbus fibrous-edged top capillatus