Other Definitions
altostratus (dict)
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AltostratusAltostratus is a cloud belonging to a class characterized by a generally uniform gray sheet or layer, lighter in color than nimbostratus and darker than cirrostratus. Compare also with lower altitude stratus clouds. | Photo of Altostratus | | Where found: | 2,000-5,000 m | | Associated Weather: | Wide areas of rain and snow. | Altostratus is caused by a large air mass that is lifted then condensed, usually by an incoming frontal system. Altostratus clouds are potentially dangerous, because they can cause ice accretion on aircraft. External link
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