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Other Clouds
- Arcus
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- Cap / banner clouds
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- Cavum (Fallstreak hole)
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- Duplicatus
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- Flammagenitus (Pyrocumulus)
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- Fractus
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- Mediocris
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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
The ‘accessory cloud’ known as a pileus, forming at the top of a Cumulus congestus over Haversham, Buckinghamshire, England.
Altostratus stretching out over Rufford, West Lancashire, England
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Cumulus fractus and Stratocumulus over Horley, England
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Altocumulus near Larestan, Fars Province, Iran
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Mamma (Mammatus) cloud formations over Bourg-la-Reine, France
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A turbulent storm system over Lake Clearwater, Canterbury, New Zealand
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Cirrocumulus over Vilvestre, Spain
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A beautiful juxtaposition of the sky and nature, taken by Modestino in memory of his wife, Rossella, who recently passed away. Modestino describes this photograph as "evocative", which was taken at the cemetery in Mercogliano, Italy.
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A storm system near Madison, Wisconsin, US
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A "reflection" of sorts, between land and sky, over the Canyonlands National Park near Moab, Utah, US.
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Cirrus fibratus over Melksham, Wiltshire, England
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Cirrocumulus stratiformis over Brisbane, Australia
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Circumhorizon Arc over Lakewood, Washington, US
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Cirrocumulus undulatus over Monte Porzio Catone, Rome, Italy
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Cirrus fibratus stretching across the blue sky over Atagohama, Fukuoka City, Japan.
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