Nephology » As un

As un

Altostratus undulates
variety of Altostratus

Altostratus showing undulations.

nephology.eu documents clouds observed and recorded by Martin John Callanan.
Definitions according to International Cloud Atlas (1956 edition).

Descriptions of Clouds

Ac
- Ac cas
- Ac du
- Ac flo
- Ac la
- Ac len
- Ac op
- Ac pe
- Ac ra
- Ac str
- Ac tr
- Ac un
As
- As du
- As op
- As ra
- As tr
- As un
Cb
- Cb cal
- Cb cap
Cc
- Cc cas
- Cc flo
- Cc la
- Cc len
- Cc str
- Cc un
Ci
- Ci cas
- Ci du
- Ci fib
- Ci flo
- Ci in
- Ci ra
- Ci spi
- Ci unc
- Ci ve
Cs
- Cs du
- Cs fib
- Cs neb
- Cs un
Cu
- Cu con
- Cu fra
- Cu hum
- Cu med
- Cu ra
Ns
Sc
- Sc cas
- Sc du
- Sc la
- Sc len
- Sc op
- Sc pe
- Sc ra
- Sc str
- Sc tr
- Sc un
St
- St fra
- St neb
- St op
- St tr
- St un