La classificazione delle nubi

Cirrus: (Ci)
fibratus, uncinus, spissatus, floccus

Cirrocumulus: (Cc)
stratiformis, lenticularis

Cirrostratus: (Cs)
fibratus

Altocumulus: (Ac)
stratiformis, lenticularis, castellanus, floccus

Altostratus: (As)
translucidus, opacus

Nimbostratus: (Ns)

Stratocumulus: (Sc)
stratiformis, cumulogenitus

Stratus: (St)
nebulosus, fractus

Cumulus: (Cu)
humilis, mediocris, congestus, fractus

Cumulonimbus: (Cb)
capillatus incus, calvus
Autore : Alessio Grosso