Altostratus

Article Information
Category:	Weather
Content source:	SKYbrary
Content control:	SKYbrary

WX
Tag(s)	Cloud Formations

Altostratus (As)

Description

A usually thin, mid level layer of cloud.

Altostratus cloud

Characteristics

Altostratus (As) is a sheet of fibrous or uniform layer cloud totally or partly covering the sky. Precipitation in the form of rain or snow may be associated with As.

Further Reading

Cloud Formation

"Genitus" Clouds Altocumulus Altostratus Arcus Asperitas Cataractagenitus Cauda Cavum Cirrocumulus Cirrostratus Cirrus Cloud Cloud Classification: Genera and Species Cloud Iridescence Cloud codes and chart symbols Contrail Cumulonimbus (Cb) Cumulus Distrail Fallstreak Hole Flammagenitus Flumen Fog Homogenitus and Homomutatus Kelvin-Helmholtz Waves Lenticular Cloud Mamma Murus Nimbostratus Noctilucent Clouds Pannus Pileus (pil) Polar Stratospheric Cloud (PSC) Pyrocumulus Shallow Fog Silvagenitus Stratiform Clouds Stratocumulus Stratus Upper Atmospheric Cloud Volutus