cirrostratus


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cirrostratus

Meteorol a uniform layer of cloud above about 6000 metres (20 000 feet)

cirrostratus (Cs)

These clouds form typically as a thin whitish sheet covering a major portion of the sky. They may be very thin or form a definite sheet. They are responsible for forming halos around the sun and the moon. Cirrostratus clouds contain ice crystals or needles of ice. Some of the symbols for cirrostratus clouds on weather maps are image and image. The first symbol indicates that the amount of cirrostratus is not increasing, whereas the second symbol means that the sky is overcast with cirrostratus.
References in periodicals archive ?
The Cirrostratus systems for photoresist electro-deposition
Divided into sections devoted to low, middle, and high clouds, this field guide to the skies includes such details as the ferocious, storm-producing capabilities of the cumulonimbus, the UFO-like appearance of the altocumulus lenticularis, and the halo-forming tendencies of the cirrostratus.
local time, a cirrostratus cloud formed and quickly expanded above us.