Cloud Types

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Cloud Types
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• 20,000 43,000 ft

• Cirrus
• High Level
• wispy, feathery, hairlike, delicate fibers,
  streaks or plumes

3

• Cirrocumulus
• High Level
• Appears as tufts, in lines or groups, sometimes
  in ripples

4

• Cirrostratus
• High Level
• Veil of fused sheets of ice crystals, milky.
• Sun and moon halos.

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Cloud TypesMid-level
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• Altocumulus
• Middle Level
• Patches of cotton balls

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Altostratus

• 6,500 20,000 ft.

• Altostratus
• Middle Level
• Thin to thick with no halos, suns outline just
  visible, grey day

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Cloud TypesLow Level
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• Nimbostratus
• Grey dark low clouds with drizzling rain

10

• Stratus
• Low Level
• Uniform, featureless, grey, like high fog

11

• Stratocumulus
• Low Level
• Soft, grey, globular mases in lines, groups, or
  waves, heavy rolls, irregular overcast patterns.

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Cloud TypesVertically developed
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• Cumulus
• Vertically developed
• Sharply outlined, puffy, billowy, flat based,
  swelling tops, fair weather

14

• Cumulus
• Vertically developed
• Sharply outlined, puffy, billowy, flat based,
  swelling tops, fair weather

15

• Cumulonimbus
• Vertically developed
• Dense, heavy, dark massive thunderstorms
• hard showers, explosive top, great vertical
  development
• cirrus topped plume blown into anvil shaped head.

16

• Cumulonimbus
• Vertically developed
• Dense, heavy, dark massive thunderstorms
• hard showers, explosive top, great vertical
  development
• cirrus topped plume blown into anvil shaped head.