Clouds Formation And Classifications Flashcards
Unstable air
Stable
Cumuliform clouds, erotically development
Stratified clouds, layered, horizontal
Polar. Temperate. Tropical
High clouds
Middle clouds
Low clouds
Polar. Temperate. Tropical
10-25 16.5-45 20-60
6.5-13. 6.5-23. 6.5-25
—————–SFC-6.5.—————
SKC Few SCT BKN OVC
0/8 1/8-2/8 3/8 -4/8 5/8 - 7/8 8/8
Ceilometer
Mesure ceiling -> not really reliable
High clouds
16000-45000
Cirrus
Cirrostratus
Cirrocumulus
Ice crystals
Middle clouds
6500-23000
Altostratus
Altocumulus
Stable
Supercooled water droplet, light precipitation, virga
Low clouds
SFC-6500ft
Stratus
Stratocumulus
Water droplets, light to moderate, light precipitation
Shower precipitation with stratocumulus
Nimbostratus, high water content, heavy rain, dark grey, icing mod to severe.
Snow!
Cumulus and CB, nimbostratus