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Cloud Atlas -> Cirrus Cirrus (Ci)
Description:
Fibrous, threadlike, white feather clouds of ice crystals, whose form
resembles hair curls.
Origin:
-
By turbulence when
strong vertical change of the wind direction.
-
By convection in
unstable layers of the upper atmosphere.
-
By outblow of ice crystals
from a Cumulonimbus
or from other high-reaching clouds when they dissolve (Cirrocumulus,
Altocumulus)
Possible cloud
species, subspecies and special forms:
|
species |
|
name |
shortcut |
meaning |
|
Cirrus fibratus |
Ci fib |
thin fibers or
threads |
|
Cirrus uncinus |
Ci unc |
comma-shaped or
hooked fibers or threads. |
|
Cirrus spissatus |
Ci spi |
dense, often grey
looking patches, the sun partially masking or
covering. |
|
Cirrus castellanus |
Ci cas |
Small turrets-like
excrescences. |
|
Cirrus floccus |
Ci flo |
flaked, puffy |
|
subspecies |
|
name |
shortcut |
meaning |
|
Cirrus intOrtus |
Ci in |
interlaced |
|
Cirrus vertebratus |
Ci ve |
Like a spinal
column or fishbones arranged cloud parts. |
|
Cirrus radiatus |
Ci ra |
gathering
apparently against the horizon, the whole sky
covering bands. |
|
Cirrus duplicatus |
Ci du |
In two or several
layers lying one above the other. |
|
special forms |
|
name |
shortcut |
meaning |
|
Cirrus mamma |
Ci mam |
sac-like,
wart-like excrescences at the bottom side of the
cloud |
photos of
Cirrus:
 |
 |
 |
 |
|
Cirrus vertebratus |
Cirrus
fibratus |
Cirrus
uncinus |
Cirrus
fibratus |
 |
 |
 |
 |
|
Cirrus vertebratus |
Cirrus spissatus |
Cirrus spissatus |
Cirrus
uncinus |
other Cirrus
clouds:
[1][2][3][4][5]
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