Cirrus Cirrostratus Cirrocumulus Altocumulus Altostratus
Stratocumulus Stratus Nimbostratus Cumulus Cumulonimbus
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Cloud Atlas -> Cumulus

Cumulus (Cu)

Heap cloud with flat basis in the middle or lower level, whose vertical development reminds of the form of towers, cauliflower or cotton.

The Cumulus always indicates an instability to the layering of air with appropriate convection or turbulence.

Possible cloud species, subspecies and special forms:

special forms
name abbr. meaning
Cumulus fractus Cu fra strong tattered edges; rapidly changing contours.
Cumulus humilis Cu hum low and flattened.
Cumulus mediocris Cu med Moderate development in height.
Cumulus congestus Cu con Large height extension; like cauliflower-looking forms.
name abbr. meaning
Cumulus radiatus Cu ra radially, parallel bands and strips
special forms
name abbr. meaning
Cumulus virga Cu vir with drop strips
Cumulus praecipitatio Cu pra with precipitation
Cumulus arcus Cu arc with gust collar
Cumulus tuba Cu tub with funnel cloud or tornado
Cumulus pileus Cu pil with flat cap or hood (ice crystals).
Cumulus velum Cu vel With a veil (from ice) on the upper part of the subsequent swelling - sometimes broken.
Cumulus pannus Cu pan with shreds (bad weather shreds)

photos of Cumulus:

Cumulus pileus Cumulus radiatus Cumulus pileus Cumulus velum

other Cumulus clouds: [1][2][3][4][5][6][7]

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