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Main Cloud Types
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Other Clouds
- Arcus
- Asperitas
- Cap / banner clouds
- Capillatus
- Castellanus
- Cataractagenitus
- Cauda (Tail cloud)
- Cavum (Fallstreak hole)
- Congestus
- Contrail (homogenitus)
- Duplicatus
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- Flammagenitus (Pyrocumulus)
- Floccus
- Fluctus (Kelvin-Helmholtz)
- Fractus
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- Lacunosus
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- Morning Glory Cloud
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- Mediocris
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- Noctilucent
- Pannus
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- Pileus
- Praecipitatio
- Radiatus
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- Stratiformis
- '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
Sunset over Mendip Hills, England
Shelf Cloud over Parque Meia Lua, Brazil
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Horseshoe vortex over a lake near Mt. Fuji, Japan
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A colorful mosaic over San Bernardino County, California, US
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Mamma (Mammatus) associated with a storm over Panania, New South Wales, Australia
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A classic example of altocumulus lenticularis duplicatus, spotted over Picinisco, Lazio, Italy
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Virga, also viewed as "jellyfish clouds", spotted over Longdendale, Derbyshire, England
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Altocumulus with what appears to also be low level stratus, spotted near Undy, Monmouthshire, Wales
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Virga at sunset over Crank, Merseyside, England
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An abundance of cumulus clouds over the Muromi River, Fukuoka City, Japan
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Corona over Lochbuie, United States
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Cirrus vertebratus spotted on a hike in the Sonoran Desert, near Sabino Canyon, Tucson, Arizona, US
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Arcus, also known as a shelf cloud, ushers in precipitation from a storm over New Brighton Beach, Christchurch, New Zealand
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A colorful sky filled with altocumulus at sunset over Hilton Head, South Carolina, US
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Signs of lacunosus over Montana, US
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Cumulus congestus following a rainy morning near Oakland, California, US
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