Undulatus_asperatus (FILEminimizer)

Undulatus Asperatus  is its name. Undulatus asperatus is Latin for “agitated waves,” and it looks like an enormous, rolling and agitated blanket spread in the sky.

This is a  type of cloud formation and meteorological enthusiasts have proposed its inclusion in the next edition of the World Meteorological Organization’s “International Cloud Atlas,” which is the ultimate reference for varieties of clouds.

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These clouds were found rolling over Lincoln NE in USA on July 7, 2014.


In an article in The Verge, Gavin Pretor-Pinney, founder of the Cloud Appreciation Society, explained why and how he was moved to propose the same-

Pretor-Pinney says, “They struck me as being rather different from the normal undulates clouds, they were more turbulent, more confused — as if you were underneath the water looking up toward the surface when the sea is particularly disturbed and chaotic.”  Pretor-Pinney says, Eeery six months or so, a similar photo would come into his mailbox. In time, he came to wonder if there was a case to be made for a brand-new cloud type — the first addition to the cloud classification system in half a century.

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