H1
|
|
cirrus fibratus cirrus uncinus
|
cirrus in the form of filaments, strands or hooks, not progressively invading the sky
|
H2
|
|
cirrus spissatus
|
dense cirrus, in patches or entangled sheaves, which usually do not increase and sometimes seem to be the remains of the upper part of a cumulonimbus, or cirrus with sproutings in the form of small turrets or battlements, or cirrus having the appearance of cumuliform tufts
|
H3
|
|
cirrus spissatus cumulonimbogenitus
|
dense cirrus, often in the form of an anvil, being the remains of the upper parts of cumulonimbus
|
H4
|
|
cirrus uncinus cirrus fibratus
|
cirrus in the form of hooks or of filaments, or both, progressively invading the sky, they generally become denser as a whole
|
H5
|
|
cirrus and cirrostratus cirrostratus
|
cirrus (often in bands converging towards one point or two opposite points of the horizon) and cirrostratus, or cirrostratus alone, in either case, they are progressively invading the sky, and generally growing denser as a whole, but the continuous veil does not reach 45 degrees above the horizon
|
H6
|
|
cirrus and cirrostratus cirrostratus
|
cirrus (often in bands converging towards one point or two opposite poitns of the horizon) and cirrostratus, or cirrostratus alone, in either case, they are progressively invading the sky, and generally growing denser as a whole, the continuous veil extends more than 45 degrees above the horizon, without the sky being totally covered
|
H7
|
|
cirrostratus covering the whole sky
|
veil of cirrostratus covering the celestial dome
|
H8
|
|
cirrostratus
|
cirrostratus not progressively invading the sky and not completely covering the celestial dome
|
H9
|
|
cirrocumulus cirrocumulus predominant among CH clouds
|
cirrocumulus alone, or cirrocumulus accompanied by cirrus or cirrostratus, or both, but cirrocumulus is predominant
|