cloud types - shhs environmental systemsshhsenvirosys.weebly.com/.../13313560/clouds_notes.pdf ·...
TRANSCRIPT
Cloud Types
• 20,000 – 43,000 ftCirrus• High Level• wispy, feathery, hairlike, delicate fibers, streaks or plumes
Cirrocumulus• High Level• Appears as tufts, in lines or groups, sometimes in ripples
Cirrostratus• High Level• Veil of fused sheets of ice crystals, milky.• Sun and moon halos.
Cloud TypesMid-level
Altocumulus• Middle Level• Patches of cotton balls
Altostratus • 6,500 – 20,000 ft.Altostratus• Middle Level• Thin to thick with no halos, sun’s outline just visible, grey day
Cloud TypesLow Level
Nimbostratus• Grey dark low clouds with drizzling rain
Stratus• Low Level• Uniform, featureless, grey, like high fog
Stratocumulus• Low Level• Soft, grey, globular mases in lines, groups, or waves, heavyrolls, irregular overcast patterns.
Cloud TypesVertically developed
Cumulus• Vertically developed• Sharply outlined, puffy, billowy, flat based, swelling tops, fairweather
Cumulus• Vertically developed• Sharply outlined, puffy, billowy, flat based, swelling tops, fairweather
Cumulonimbus• Vertically developed• Dense, heavy, dark massive thunderstorms• hard showers, explosive top, great vertical development• cirrus topped plume blown into anvil shaped head.
Cumulonimbus• Vertically developed• Dense, heavy, dark massive thunderstorms• hard showers, explosive top, great vertical development• cirrus topped plume blown into anvil shaped head.