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Main Cloud Types
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Other Clouds
- Arcus
- Asperitas
- Cap / banner clouds
- Capillatus
- Castellanus
- Cataractagenitus
- Cauda (Tail cloud)
- Cavum (Fallstreak hole)
- Congestus
- Contrail (homogenitus)
- Duplicatus
- Diamond dust
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- Fibratus
- Flammagenitus (Pyrocumulus)
- Floccus
- Fluctus (Kelvin-Helmholtz)
- Fractus
- Homogenitus
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- Intortus
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- Morning Glory Cloud
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- Mediocris
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- Pannus
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- 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
A unique view of a rainbow from atop Glastonbury Tor in Somerset, England
Noctilucent clouds at pre-dawn over Englewood, Florida, US
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Fluctus (Kelvin-Helmholtz) and altocmumulus lenticularis sharing the sky over the Missouri River, near Wolf Creek, Montana, US
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Altocumulus undulatus radiatus spotted over Alness, Scotland
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Altocumulus over Taichung, Taiwan
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Crepuscular rays shining from behind a lone Cumulus fractus over Esfahan, Iran
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A portion of a 22-degree halo spotted over Melksham, Wiltshire, England
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Cumulus congestus developing along the horizon, spotted near Caesarea, Israel
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Nimbostratus over Golestan County, Shiraz, Iran
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Sun shining on the hillside with a rainbow in the background, spotted near Bath, England
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Fibratus over Cremorne, Australia
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A colorful sunset with multiple displays of altocumullus lenticularis near Antelope Valley, California, US
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Altocumulus lenticularis spotted over Birmingham, Georgia, US
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Stratocumulus with signs of lacunosus, spotted near Bath, England
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A starry night with broken stratocumulus near Bluff, Utah, US
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Altocumulus over New Taipei City, Taiwan
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