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Cumulus Clouds - Windows to the Universe

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This is a photograph of cumulus clouds.
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Courtesy of Carlye Calvin

Cumulus

Cumulus clouds belong to the Clouds with Vertical Growth group. They are puffy white or light gray clouds that look like floating cotton balls. Cumulus clouds have sharp outlines and a flat base. Seeing cumulus clouds in the sky can mean the weather will be good or bad.


Last modified May 21, 2009 by Becca Hatheway.

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