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Main Cloud Types
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Other Clouds
- Arcus
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- Cap / banner clouds
- Capillatus
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- Cataractagenitus
- Cauda (Tail cloud)
- Cavum (Fallstreak hole)
- Congestus
- Contrail (homogenitus)
- Duplicatus
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- Fractus
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- Lacunosus
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- Morning Glory Cloud
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- Mediocris
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- Pannus
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- Pileus
- Praecipitatio
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- '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
Crepuscular rays over Mengelrode, Germany
An expansive view of a severe thunderstorm that produced large hail and heavy rain near Brighton, Colorado, US
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Cumulus fractus over Washington D.C., US
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A developing storm over Taiwan
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A colourful sunset over Marinoa City, Fukuoka City, Japan
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Cumulus congestus over St. Paul, Minnesota, US
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A plethora of contrails spotted after sunset over Prague, Czech Republic
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Altocumulus stratiformis spotted over Nord-Ostsee-Kanal in Sehestedt, Schleswig-Holstein, Germany
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Noctilucent clouds spotted over Lincolnshire, England
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Altocumulus floccus spotted over Madison, Wisconsin, US
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A face within the Cumulus congestus, spotted over Alexandria, Virginia, US
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A classic example of Mammatus (Mamma) spotted over Villefranche sur Mer, France
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Corona spotted over Wells, Somerset, England
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Altocumulus stratiformis over Petaling Jaya, Selangor, Malaysia
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A layer of Altocumulus spotted over Lee-Ming Institute of Technology, Xinbei, Taiwan
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A layer of Stratus viewed from above, spotted at the summit of Rob's Peak, near Wanaka, New Zealand
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