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Main Cloud Types
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Other Clouds
- Arcus
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- 'Supercilium' (not official classification)
- Translucidus
- Tuba / Twister
- Uncinus
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- 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
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- Moonbow
- Moondogs
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- 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 bird’s eye view of cloud from the top of Mark Dion’s giant seagull in Folkestone, UK.
A brilliant display of Altocumulus lenticularis duplicatus, also known as 'pile d'assiettes', spotted downwind of Mt Hood, Oregon, from White Salmon, Washington, US
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A classic example of Mammatus (Mamma) spotted near Waterford, Wisconsin, US
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Stratus fractus spotted over Taiwan
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An isolated rain shower with crepuscular rays from the morning sun in the background, spotted over Columbia, Missouri, US
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A distrail spotted over La Alpujarra, Andalucía, Spain
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Altostratus provided a backdrop to Mt. Chaukhamba and Mt. Neelkanth, captured by Anuja's brother, Nikesh Sinha, during a trek on Bagji Bugyal, Chamoli District, Uttarakhand, India
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Stratocumulus spotted over Sacramento, California, US
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A vibrant sunset over the Fox River, Waterford, Wisconsin, US
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Altocumulus and Cumulus sharing the sky over Sherman, Illinois, US
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Stratocumulus over Pompeii, Italy
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Cumulus spotted over Taipei, Taiwan
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Signs of a partial rainbow spotted during sunset over North Dundas Township, Ontario, Canada
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Stratus fractus spotted near Bodega Bay, California, US
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Cumulonimbus spotted over Barcelona, Spain
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Altocumulus over Ballarat, Victoria, Australia
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