Cumulonimbus vespéral

Posted by on May 9, 2011 in phenomena | 4 comments

Cumulonimbus vespéral

Isolated cumulonimbus cloud on eastern Lot-et-Garonne seen from La Sauvetat (Gers, SW France). The anvil is slowly extended by high-level NW wind. September 2, 2010.

{picture and description from Pierre-Paul Feyte}

Cumulonimbus are generally known as thunderstorm clouds. High winds will flatten the top of the cloud into an anvil-like shape. Cumulonimbus are associated with heavy rain, snow, hail, lightning, and tornadoes. The anvil usually points in the direction the storm is moving.



mobileGRIB variable: Total Cloud Cover, Pressure

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