Stratus Clouds (St)
St Formation
St nebulosus
St fractus
St fractus pannus
St opacus


Stratus fractus Clouds

This stratus fractus layer appeared as a precursor of a rain front from the West. At a closer look one can see that the Altostratus layer consists of irregular frazzles so that the specification "fractus" is justified.


R. Weigel, S. Borrmann, Forli, Northern Italy, APE-Infra Field Campaign, October 2002