cloud types
high clouds
cirrus
wispy white cloud
cirrostratus
a thin uniform layer of hazy cloud at high altitudes
cirrocumulus
a cloud at high altitude consisting of a serious of regularly arranged small clouds resembulling ripples
vertical clouds
cumulus
a globular cloud
cumulonimbus
dark cloud of great vertical extent charged with electricity
low clouds
nimbostratus
formless dark grey cloud layer
stratus
a large dark low cloud
altostratus
altitude of 2 miles