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Main Cloud Types
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Other Clouds
- Arcus
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- Cap / banner clouds
- Capillatus
- Castellanus
- Cataractagenitus
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- Cavum (Fallstreak hole)
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- Contrail (homogenitus)
- Duplicatus
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- Flammagenitus (Pyrocumulus)
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- Fractus
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- Morning Glory Cloud
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- Noctilucent
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- Pileus
- Praecipitatio
- Radiatus
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- 'Supercilium' (not official classification)
- Translucidus
- Tuba / Twister
- Uncinus
- Undulatus
- Velum
- Vertebratus
- Virga
- Volutus (Roll cloud)
Optical Effects
- 22° Halo
- 46° Halo
- Circumhorizon Arc
- Circumscribed halo
- Circumzenithal Arc
- Cloudbow / Fogbow
- Corona
- Crepuscular rays & shadows
- Diffuse arcs
- Green flash
- Glory
- Halos
- Helic arc
- Infralateral arc
- Iridescence
- Lower Sun Pillar
- Lower Tangent Arc
- Moonbow
- Moondogs
- Parhelic circle
- Parry antisolar arcs
- Parry arc
- Parry infralateral arc
- Parry supralateral arc
- Rainbow
- Sub parhelion
- Sub-sun
- Suncave parry arc
- Sun dog (Parhelion)
- Sun pillar
- Supernumerary bows
- Subparhelic circle
- Supralateral arc
- Upper tangent arc
- Wegener arc
A line of Cumulus congestus spotted along the horizon, near Valley Ford, California, US
Altocumulus lenticularis duplicatus spotted over Greenfield, California, US
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A late morning view of Cumulus congestus over Madison, Wisconsin, US
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A figure in the sky resembling a sea turtle, watching the shore during nesting season, spotted over Boca Raton, Florida, US
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Signs of Fluctus (Kelvin-Helmholtz) spotted over Sacramento, California, US
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Cumulus congestus spotted over Asbury Park, New Jersey, US
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Cumulus congestus spotted over Petaluma, California, US
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A low base storm system producing precipitation near Barrow Beach, Somerset, England
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Cumulus congestus spotted near Yilan, Taiwan
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The sun peeking over the clouds and casting shadows during sunrise near Boca Raton, Florida, US
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Cumulus congestus spotted near Rohnert Park, California, US
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Cumulus viewed from above while flying over the Caribbean Sea
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A developing storm spotted over Temecula, California, US
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Virga over London, England
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Crepuscular rays and shadows from a setting sun, spotted over Stuttgart, Killesberg, Germany
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Cumulus congestus taking on the look of a dinosaur's head devouring the sun, spotted over the floodplains next to the Rhine River, Arnhem, The Netherlands
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