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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
- 46° Halo
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- Green flash
- Glory
- Halos
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- Infralateral arc
- Iridescence
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- 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
Stratus hugging the mountainside near Killarney, Ireland
A shadow of a contrail spotted over Somerton, Somerset, England
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22-degree halo spotted over Sacramento, California, US
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Altocumulus lenticularis spotted at sunset over Sumirago, Varese, Italy
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Cirrus spotted over Cheddar Gorge, Somerset, England
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A majestic sunset over Puget Sound, Washington, US
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Cumulonimbus spotted over Catania, Sicily, Italy
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A storm system spotted over Torrejon de Ardoz, Spain
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A feather in the sky, spotted over Gympie, Queensland, Australia
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A developing storm spotted over Sant Adrià de Besòs, Catalonia, Spain
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A corona spotted over Sacramento, California, US
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Crepuscular rays and shadows spotted over Vancouver, Washington, US
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Noctilucent clouds spotted at 0300 BST over Winchester, England
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Cumulus spotted over a volleyball net at Momochi Seaside Park, Fukuoka City, Japan
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Cumulus spotted over Khomeynishahr City, Esfahan, Iran
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Crepuscular rays and shadows over Mengelrode, Germany
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