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Main Cloud Types
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- Cumulonimbus
Other Clouds
- Arcus
- Asperitas
- Cap / banner clouds
- Capillatus
- Castellanus
- Cataractagenitus
- Cauda (Tail cloud)
- Cavum (Fallstreak hole)
- Congestus
- Contrail (homogenitus)
- Duplicatus
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- Fibratus
- Flammagenitus (Pyrocumulus)
- Floccus
- Fluctus (Kelvin-Helmholtz)
- Fractus
- Homogenitus
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- Lacunosus
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- Morning Glory Cloud
- Murus (Wall cloud)
- Mediocris
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- Noctilucent
- Pannus
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- Pileus
- Praecipitatio
- Radiatus
- Silvagenitus
- Spissatus
- Stratiformis
- '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
Iridescence through a canopy of Altocumulus clouds over Lac La Hache, British Columbia, Canada
Lenticularis over Lochbuie, United States
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Alocumulus lenticularis forming in the airflows over Canigou, Pyrénées mountains, France.
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An impressive collection of Altocumulus lenticularis cloud formations over Aberfoyle, Scotland
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A mesmerizing mixed sky over West Sussex, England
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Altocumulus lenticularis hovering over Mt. Cook, New Zealand
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Classic UFO-like Altocumulus lenticularis over Catlar, France.
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Altocumulus lenticularis over Wolf Creek, Montana
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Altocumulus lenticularis over Lakewood, Washington, US
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Altocumulus lenticularis amidst a colorful sunset over Monte Rosa in Sumirago, Italy.
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Altocumulus lenticularis spotted over Villeneuve-lez-Avignon, France
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A classic cap cloud forming over Mount Rainier, Washington, US.
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Cumulus mediocris over Vermontville, New York, US.
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A stacked form of Altocumulus lenticularis, known by the French term pile d'assiettes, spotted over Cervinia, Italy.
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Altocumulus illuminated by the rays of sunrise with lower Stratocumulus lenticularis formations in shadow over Whiteface Mountain, Adirondack Mountains, NY, US.
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A UFO-shaped Altocumulus lenticularis formation, and eyebrow-like features, with the unofficial name supercilium, forming in the turbulent air in front, spotted over Palm Springs, California, US.
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