Cirrostratus (Cs)

Description:
Milky, translucent cloud veil of ice crystals, which sometimes causes halo appearances around moon and sun.

Origin:

• By even and spacious rise of warmer air over colder air in the high troposphere under stable layering.

• By reorganization from the other Cirrus species.

Weather meaning
Cirrostratus:
The Cirrostratus consists, like the Cirrus und Cirrocumulus, of very small ice crystals and does not lead to precipitation. It indicates with falling air pressure dirty weather. Particularly with Cirrostratus nebulosus precipitation begins in 8 to 24 hours and announces frequently by halo appearances.

Possible cloud species, subspecies and special forms:

photos of Cirrostratus:

Cirrostratus fibratus	Cirrostratus undulatus	Cirrostratus fibratus	Cirrostratus undulatus
Cirrostratus nebulosus	Cirrostratus undulatus	Cirrostratus undulatus	Cirrostratus undulatus

other Cirrostratus clouds: [1][2]

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