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Main Cloud Types
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Other Clouds
- Arcus
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- Cap / banner clouds
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- 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
Pileus spotted above Cumulus congestus near Guna, Madhya Pradesh, India
Crepuscular rays spotted over the Alps in Austria
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Circumhorizon Arc spotted over Lewiston, Maine, US
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Horseshoe vortex spotted over Madison, Wisconsin, US
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A rainbow spotted over the Muromi River, Fukuoka City, Japan
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22-degree halo spotted over Cajeme, Sonora, Mexico
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Horseshoe vortex spotted on a windy day near Melbourne, Australia
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Sun dog (Parhelion) makes its presence known amidst a myriad of clouds over Wynnum, Brisbane, South East Queensland, Australia
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Altocumulus lenticularis duplicatus, also known as 'pile d'assiettes', spotted at sunset over Torrejón de Ardoz, Spain
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Altocumulus lenticularis duplicatus, also known as 'pile d'assiettes', spotted over the Alps, near Montreux, Switzerland
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Mammatus (Mamma) spotted following thunderstorms near Lewisham, London, England
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Cirrus uncinus spotted over Wyoming, US
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Crepuscular rays emanating from behind Cumulus clouds, spotted over Viella, Catalonia, Spain
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An exquisite sunset with Altocumulus lenticularis over Nubeena, Tasmania, Australia
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A developing storm system spotted looking south from Columbia, Missouri, US
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Cumulonimbus incus spotted over Puigcerdà, Spain
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