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Main Cloud Types
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Other Clouds
- Arcus
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- Cap / banner clouds
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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
Sunset over New Taipei City, Taiwan
A colourful depiction of Altocumulus stratiformis spotted during sunrise over Penally, Pembrokeshire, Wales
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A mesmerizing sky over the Atlantic Ocean, near Boca Raton, Florida, US
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Signs of Mammatus (Mamma) associated with a storm system at sunset, spotted near Catania, Sicily, Italy
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A storm system with Mammatus (Mamma) spotted at sunset from the Bonnie View Nature Sanctuary, Columbia, Missouri, US
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A colourful sky over North Dundas Township, Ontario, Canada
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Undulatus spotted over Conwy, North Wales
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Crepuscular rays spotted during sunrise near Boca Raton, Florida, US
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A storm system near East Brunswick, New Jersey, US
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Cirrus fibratus spotted over Cape Town, South Africa
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Altocumulus floccus over Jacarezinho, Paraná, Brazil
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Sunset on the Bay of Naples, near Ischia Island, Italy
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A mirror image captured near Stromness, Orkney, Scotland
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Cumulus humilis drifting by during sunrise over the Atlantic Ocean, near Boca Raton, Florida, US
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Undulatus spotted at sunset over Torrejón de Ardoz, Spain
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Sunset following a special weekend for Zorah, spotted near Springfield, Illinois, US
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