Cloud Altitude
Appearance
Weather Conditions
Make up
100

What do you call mid-level clouds

Alto

100

Soft and fluffy - like a cotton ball. 

Cumulus

100

Produces thunderstorms, and sometimes tornadoes. 

cumulonimbus


100

Cirrocumulus

ice crystals

200

What do you call low level clouds?

Strato

200

sometimes covers the whole sky. Dark gray, ragged bases. 

Nimbostratus

200

Appears in the summer on warm, humid mornings. 

Altocumulus

200

altocumulus

mostly liquid water 
300

What do you call high level clouds?

Cirro

300

Tall with flat tops. 

cumulonimbus

300

Appears in winter on fair, but cold days. 

Cirrocumulus
300

cumulonimbus

liquid water throughout - ice crystals on top. 

400

Name 2 types of high altitude clouds. 

Cirrocumulus, Cirrostratus, Cirrus

400

smooth, thing, gray/clue and covers the whole sky. Appears fuzzy or watery. 

Altostratus

400

Comes 12-24 hours before a rain or snow. 

Cirrostratus

400

Altostratus

Ice crystals and liquid water.

500

What level altitude is a cumulonimbus cloud? 

Middle Altitude (Alto) 

500

Appears high in the sky, thin sheet-like, covers the entire sky. Wispy. 

Cirrostratus

500
Appears on nice days, high in the sky - but is a signal that rain or snow is on the way. 

Cirrus

500

Cumulus 

Water vapor, water droplets, or ice depending on temp. 

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