These strange clouds over Vancouver are called 'asperitas,' and are very rare

The rare type of cloud, whose name is Latin for "roughness," was first observed in 2006 by an amateur cloudspotter in Iowa.

These strange clouds over Vancouver are called 'asperitas,' and are very rare
Clouds over the ocean.

The rare type of cloud, whose name is Latin for "roughness," was first observed in 2006 by an amateur cloudspotter in Iowa.