CLOUDS

HEIGHT	TYPE OF CLOUD	DESCRIPTION
High cloud (5000-13000 m)	Cirrus	Thin wispy mare tail consisting of ice.
	Cirrocumulus	Small pillow-like puffs appearing in rows
	Cirrostratus	Thin sheet-like clouds that often cover entire sky.
Middle clouds (2000-7000 m)	Altocumulus	Gray-white clouds consisting of liquid water.
	Altostratus	Grayish/blue grayish clouds that span the sky.
Low clouds (Earth surface-2000 m)	Stratus	Gray and fog-like clouds consisting of water droplets that take up entire sky.
	Stratocumulus	Low-lying, lumpy gray clouds.
	Nimostratus	Dark-gray clouds with uneven base that indicate rain or snow.
	Cumulus and Cumulonimbus	Capable of great vertical growth. Dark-gray clouds with uneven base that indicate rain or snow. Forms at wide range of altitudes from earth surface to 13000 m.