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Convection | NESDIS
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Convection

Convection is a vertical transport of heat and moisture in the atmosphere, especially by updrafts and downdrafts in an unstable atmosphere. Above - anvil cirrus plumes, towering cumulus clouds, and turret shaped mid-level clouds are all visible forms of convection. However, convection is not always made visible by clouds. Convection which occurs without cloud formation is called dry convection, while the visible convection processes are called moist convection.

Image of thunderstorms

NOAA-20 saw a series of thunderstorms bubbling up over southeastern Africa, which appear in this true color image captured by the satellite's VIIRS sensor above.

 

Examples of Thunderstorms

Satellite imagery of a storm system over Brazil
On March 4, 2020, GOES-East saw an ongoing storm system over the coast and interior of Brazil.
Read about this storm over Brazil
"Wagon Wheel" Clouds drifting toward Hawaii islands
From June 30–July 1, 2020, the GOES-West satellite captured a cluster of actinoform clouds drifting toward the Hawaiian islands.
Look at wagon wheel clouds








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