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Volutus

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Article Information
Category: Weather Weather
Content source: SKYbrary About SKYbrary
Content control: SKYbrary About SKYbrary
WX
Tag(s) Cloud Formations

Description

Volutus is a term that encompasses the various roll clouds. These form as long, horizontal tubes, detached from any other clouds in their vicinity, which are caused by differences in wind speed and direction between the surface and higher up (wind shear).

Roll Clouds over Racine WI, USA. Source:wikicommons (Eazydp), 2007
Roll Clouds over Las Olas Beach, Punta del Este, Uruguay. Source:wikicommons (Daniela Mirner Eberl), 2009

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