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Other Clouds
- Arcus
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Optical Effects
- 22° Halo
- 46° Halo
- Circumhorizon Arc
- Circumscribed halo
- Circumzenithal Arc
- Cloudbow / Fogbow
- Corona
- Crepuscular rays & shadows
- Diffuse arcs
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- Iridescence
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- Parry antisolar arcs
- Parry arc
- Parry infralateral arc
- Parry supralateral arc
- Rainbow
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- Sub-sun
- Suncave parry arc
- Sun dog (Parhelion)
- Sun pillar
- Supernumerary bows
- Subparhelic circle
- Supralateral arc
- Upper tangent arc
- Wegener arc
Circumhorizon Arc spotted over Lewiston, Maine, US
Cirrus fibratus spotted over the Hudson River, New York, US
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Cirrus uncinus spotted over Wyoming, US
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Cirrus uncinus over Wallberg mountain, near Rottach-Egern, at the border of Lake Tegernsee, Upper Bavaria, Germany
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Cumulus congestus spotted near Yilan, Taiwan
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22-degree halo spotted in the mountains near Mercogliano, Avellino, Italy
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Cirrocumulus undulatus with signs of lacunosus, spotted over Lake Stevens, Washington, US
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Cirrus uncinus spotted over Boca Raton, Florida, US
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Circumzenithal Arc, also known as an 'upside-down rainbow', spotted by Richard's son, Graham Friedman, on a beautiful, calm day over Malibu, California, US
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A wide range of contrails and dispersement as a result of varying atmospheric conditions, such as humidity, temperature, wind shear, and atmospheric and aircraft-induced turbulence. The clouds that are formed are done so via homogenitus and are dispersed wider in conditions of high humidity and high wind shear. This expansive display was captured by Ted Burrows over Lexington, Virginia, US.
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Cirrus uncinus spotted over Perth, Western Australia
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Cirrus uncinus spotted during the morning over Falls Church, Virginia, US
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Cirrus fibratus radiatus spotted over Middle Bolton Lake, Bolton, Connecticut, US
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Cirrus uncinus spotted over Granite Bay, California, US
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Cirrus uncinus which Anna says resembles their alphorn, spotted over Champfer, Engadin, Switzerland
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Cirrus uncinus over Lelant, England
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