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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
- Diamond dust
- Distrail
- Fibratus
- Flammagenitus (Pyrocumulus)
- Floccus
- Fluctus (Kelvin-Helmholtz)
- Fractus
- Homogenitus
- Horseshoe vortex
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- Lacunosus
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- Morning Glory Cloud
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- Mediocris
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- Noctilucent
- Pannus
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- Pileus
- Praecipitatio
- Radiatus
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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
Mosaic of colors illuminated by some Iridescence, prior to an incoming storm over Vermontville, New York, US.
Altocumulus lenticularis amidst a colorful sunset over Monte Rosa in Sumirago, Italy.
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Mixed precipitation, accompanied by an Altocumulus Lenticularis, over the Adirondack Mountains in northern New York, US.
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A sunset over Charigny, France.
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A head in the clouds over over Portland, Maine, US.
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A cloudy mix over Gransden Lodge Airfield a few miles west of Cambridge, England.
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The evening sky over Burleigh Heads, GoldCoast, Queensland, Australia.
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A sunset over Herbster, Wisconsin, US.
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A sunset over the Pacaya-Samiria National Reserve, Peru.
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A mixed sky over eastern Washington, US.
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A cloudy mix over the Goldcoast, Queensland, Australia.
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A mixed sky over the Sunshine Coast, Queensland, Australia. © Ebony Willson (Member 53,124)
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A cloud mix over the village of Lavandou with a view of the Isles d'or, France. © Diana Howard
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A sunrise over Helena, Montana, US.
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The cloud filled skyline of Melbourne, Australia.
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Coronal colour in the cloud mix over Wiscasset, Maine, US.
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