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Main Cloud Types
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Other Clouds
- Arcus
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Optical Effects
- 22° Halo
- 46° Halo
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- Circumzenithal Arc
- Cloudbow / Fogbow
- Corona
- Crepuscular rays & shadows
- Diffuse arcs
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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
A developing storm ushering in a change from hot, dry weather near Rothiemurchus, Scotland
Altocumulus lenticularis with signs of lacunosus, spotted over the Chiricahua Mountains, near the Southwestern Research Station, Portal, Arizona, US
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Altocumulus floccus spotted over Heswall, Wirral, Merseyside, England
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Altocumulus perlucidus spotted over Conwy, North Wales
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Remnants of a contrail spotted over New Taipei City, Taiwan
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A long, feather-like cloud spotted over Napa, California, US
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Asperitas spotted over Somerset, England
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Altocumulus floccus perlucidus spotted over Terling, Essex, England
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Sun Dog (Parhelion) spotted near Sherman, Illinois, US
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Altocumulus lenticularis spotted over western Iran
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22-degree halo spotted over Folsom, California, US
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A distrail bisecting the view of a 22-degree halo, spotted over Castel del Monte, Abruzzo, Italy
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Sunset over Conwy, North Wales
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Crepuscular rays during sunrise over Sauerland, North Rhine-Westphalia, Germany
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Stratocumulus spotted over Winthrop, Washington, US
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Cumulus fractus spotted over Saint-Jerome, Quebec, Canada
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