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Other Clouds
- Arcus
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- 'Supercilium' (not official classification)
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- Tuba / Twister
- Uncinus
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- Vertebratus
- Virga
- Volutus (Roll cloud)
Optical Effects
- 22° Halo
- 46° Halo
- Circumhorizon Arc
- Circumscribed halo
- Circumzenithal Arc
- Cloudbow / Fogbow
- Corona
- Crepuscular rays & shadows
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- Iridescence
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- 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
Cirrus homogenitus as a result of aircraft condensation trails, also known as contrails, in the upper atmosphere. When these types of clouds persist and evolve towards a more natural appearance, its cloud classification changes from homogenitus to homomutatus. This example was spotted over Abergavenny, Wales.
Altocumulus perlucidus translucidus spotted over Frosinone, Italy
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22-degree halo over San Carlos Bay, Sonora, Mexico
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A variety of Cumulus clouds spotted over Tea Tree Gully, Adelaide, South Australia, Australia
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Cumulus congestus spotted over Vancouver, Washington, US
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A large-sized Altocmululs lenticularis spotted by Lauren's daughter, Cailyn Brierley, over Mt. Shasta, California, US
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Watching this cloud formation move and rotate across the sky as the sun set, changing colour every minute or so, Chandra found this time looking upward over her Aunt's farm to be time well spent, near Scott Creek, South Australia, Australia.
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Cirrus uncinus spotted above a mountain peak near Rottach-Egern, Lake Tegernsee, Bavaria, Germany
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Cumulonimbus over Barcelona, Spain
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A developing storm spotted over Taiwan
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A classic example of a 22-degree halo spotted over Lerwick, Shetland, Scotland
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Cumulus over Neipu, Pingtung, Taiwan
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Sunset over Crank, Merseyside, England
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Cumulus spotted over Taichung, Taiwan
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An exquisite sunset with Altocumulus lenticularis over Nubeena, Tasmania, Australia
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Cirrocumulus undulatus spotted over Brooklyn, New York, US
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