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Main Cloud Types
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Other Clouds
- Arcus
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- Translucidus
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- 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
- Diffuse arcs
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- Halos
- Helic arc
- Infralateral arc
- Iridescence
- Lower Sun Pillar
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- Moonbow
- 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
The sheep didn't appear to be interested in the plethora of altocumulus lenticularis over Priddy, Somerset, England
Virga spotted over Torrejon de Ardoz, Spain
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Altocumulus lenticularis spotted near Combe Hay, Bath, England
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A classic fallstreak hole (cavum) over Blyth South Beach, England
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Altocumulus lenticularis over Taipei, Taiwan
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Altocumulus lenticularis spotted by a friend, Martin Philips, over Hungerford, Berkshire, England
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Altocumulus lenticularis over Italy
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Altocumulus lenticularis stacked one above the other, caused by wave motion in multiple humid layers of air, also known as "pile d'assiettes", spotted near the Cholla Cactus Garden, Joshua National Park, California, US
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Altocumulus stratiformis undulatus, also known as a "mackerel sky", spotted over Proserpine, Queensland, Australia
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A soliatary "UFO-shaped" altocumulus lenticularis spotted by Craig's friend, Bernadette, over Lake Como, Italy
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Altocumulus undulatus over the Outback near Coober Pedy, Australia
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A corona over North Dundas Township, Ontario, Canada
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Altocumulus perlucidus over New Taipei, Taiwan
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Undulatus over Whitley Bay, England
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A classic example of virga spotted over Kingscliff, Australia
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A classic example of an altocumulus lenticularis, along with a second, nearly identical one in the background, spotted over Montana, US
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