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Main Cloud Types
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Other Clouds
- Arcus
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- 'Supercilium' (not official classification)
- Translucidus
- Tuba / Twister
- Uncinus
- Undulatus
- Velum
- Vertebratus
- Virga
- Volutus (Roll cloud)
Optical Effects
- 22° Halo
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- Infralateral arc
- Iridescence
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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
Signs of virga falling from the Altocumulus clouds, spotted over Sacramento, California, US
A series of Cumulonimbi over WhiteFace Mountain, near Vermontville, Adirondacks, New York, US
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A mixed sky over Piperdam, near Dundee, Scotland
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A colourful sky over Taipei, Taiwan
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Cirrostratus radiatus spotted at sunset over Central Tilba, New South Wales, Australia
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Circumhorizon Arc spotted over Wörthsee, Bavaria, Germany
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Altocumulus perlucidus spotted over Sacramento, California, US
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Mammatus (Mamma) over Monument, Colorado, US
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A stormy night over Madison, Wisconsin, US
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Cumulus fractus spotted over Winthrop, Washington, US
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Altocumulus undulatus spotted over Pietracorbara, Cap Corse, France
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Crepuscular rays and shadows near Gurnard, Isle of Wight, England
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Stormy sky over Coigach, Northwest Highlands, Scotland
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Altocumulus floccus spotted in the early morning over Falls Church, Virginia, US
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Signs of virga spotted over Goodyear, Arizona, US
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Cumulus spotted over the Tejo River (Tagus), Lisboa, Portugal
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