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Main Cloud Types
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Other Clouds
- Arcus
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- Cap / banner clouds
- Capillatus
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- Cataractagenitus
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- Cavum (Fallstreak hole)
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- Duplicatus
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- Praecipitatio
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- 'Supercilium' (not official classification)
- Translucidus
- Tuba / Twister
- Uncinus
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- 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 storm front near Cordele, Georgia, US
A storm system over Yilan, Taiwan
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Cumulonimbus over Bourg-La-Reine, France
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Mamma (Mammatus) over Obninsk, Russia
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A turbulent storm system over Lake Clearwater, Canterbury, New Zealand
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A storm system near Madison, Wisconsin, US
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A developing storm system over Perth, Western Australia
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Stormy skies over Blairgowrie, Perthshire, Scotland
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A developing thunderstorm, as reported by Paula, over the Isle of Wight, England
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Mamma (Mammatus) over Oklahoma City, Oklahoma, US
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Asperitas with falling precipitation in the distance, over Lincoln, Nebraska, US.
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Mamma (Mammatus) cloud features forming below the base of a Cumulonimbus storm cloud, over Cradley Health, West Midlands, UK.
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A majestic Cumulonimbus near Vermontville, New York, US
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Mosaic of colors illuminated by some Iridescence, prior to an incoming storm over Vermontville, New York, US.
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Cumulonimbus incus forming over Cascavel, Parana, Brazil.
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Mixed precipitation, accompanied by an Altocumulus Lenticularis, over the Adirondack Mountains in northern New York, US.
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