This photo was taken in Akron, Ohio in 2014. In this photo we see what has been described as a snow roller. The phenomenon is

Philadelphia Weather Authority
Website Covering Philadelphia Weather and Beyond
This photo was taken in Akron, Ohio in 2014. In this photo we see what has been described as a snow roller. The phenomenon is
Kelvin-Helmholtz Billows This picture was taken on the 31st of October in 2015. Forming over the mountain tops in Breckenridge, Colorado, this cloud formation occurs