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Main Cloud Types
- Cumulus
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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
- Diamond dust
- Distrail
- Fibratus
- Flammagenitus (Pyrocumulus)
- Floccus
- Fluctus (Kelvin-Helmholtz)
- Fractus
- Homogenitus
- Horseshoe vortex
- Humilis
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- Intortus
- Lacunosus
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- Morning Glory Cloud
- Murus (Wall cloud)
- Mediocris
- Nacreous
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- Noctilucent
- Pannus
- Perlucidus
- Pileus
- Praecipitatio
- Radiatus
- Silvagenitus
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- 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
Sunset over Twisp, Washingon, US
Low clouds drift through a quiet valley after morning rain, spotted over Tonto National Forest, Arizona, US
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Following recent storms in the area, Pegasus graces the sky over La Jolla, California, US
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On a rainy day, there is beauty in the sky, as Jennie conveyed regarding this view near Victoria, British Columbia, Canada
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A winter evening scene over the Swan Mountain Range, near Bigfork, Montana, US
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A winter sunset over Irvine, California, US
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Sunrise accompanied by a cloud, located in the lower right, that looks like a Moose Head with large antlers, spotted over Vermontville, Adirondacks, New York, US
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A view from above, with Stratus fractus in the foreground and Cumulus congestus in the distance, spotted over Japan
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Sunrise over the Atlantic Ocean, near Boca Raton, Florida, US
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Reflections of an elongated Altocumulus lenticularis spotted over Antelope Valley, California, US
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A plethora of contrails criss-crossing the sky over Catforth, Lancashire, England
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A thick layer of Stratus envelopes the hillside, spotted by Suraiya Essof over Signal Hill, Cape Town, South Africa
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Cap Cloud spotted over Mt. Shasta, California, US
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An expansive view from atop Gemsstock Mountain Peak, Andermatt, Switzerland
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A layer of Stratocumulus over Twisp, Washington, US
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Sunrise over Central Province, Iran
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