The sky over northeast New Hampshire didn’t even look real Sunday. Chaotic clouds, sculpted into undulating contortions, resembled a roaring, angry ocean. An exceptional display of “asperitas ...

A rare formation called asperitas clouds appeared over the Santa Barbara Channel in Southern California on Nov. 15. NPS Emily Zivot Channel Islands National Park A rare, wave-like cloud formation ...

Asperitas clouds are a distinctive, but relatively rare cloud formation that takes the appearance of rippling waves. These wave-like structures form on the underside of the cloud to make it look ...

Picture the ocean on a stormy day—but in the sky. These rare Asperitas clouds, with their dramatic wave-like formations, have finally been caught on camera. Join us to uncover the science and ...

That made “asperitas the first new cloud type in over 50 years,” according to the Meteorological Office. Related: Did you see them? Unusual asperitas clouds spotted throughout New England.

The volutus and asperitas are but two of the 11 new cloud classifications included in the new edition of the International Cloud Atlas that the World Meteorological Organization (WMO) will publish ...

A rare formation called asperitas clouds appeared over the Santa Barbara Channel in Southern California on Nov. 15. NPS Emily Zivot Channel Islands National Park A rare, wave-like cloud formation ...

A rare formation called asperitas clouds appeared over the Santa Barbara Channel in Southern California on Nov. 15. NPS Emily Zivot Channel Islands National Park A rare, wave-like cloud formation ...