A new cloud classification — the first new classification since 1951.
First seen in 2005/2006
Clouds look like the agitated surface of the ocean — called undulus asperatus, Latin for “rough” [wiki]
Discovered by Jane Wiggins of Des Moines, Iowa, who snapped a digital photo from a downtown office building in June 2006. [pic]
In the media
National Geographic, June 2009 (illustrated)