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Other Clouds
- Arcus
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Optical Effects
- 22° Halo
- 46° Halo
- Circumhorizon Arc
- Circumscribed halo
- Circumzenithal Arc
- Cloudbow / Fogbow
- Corona
- Crepuscular rays & shadows
- Diffuse arcs
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- 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
A vivid reflection of altocumulus over Surry, Maine, US
Sunset over the Pacific Ocean, near Ocean Beach, California, US
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Altocumulus stratiformis undulatus spotted over Mt. Batur, a volcano on the island of Bali, Indonesia
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Last light on the 'Sacred Mesa' under a monsoonal sky, as Paul highlights, wherein the formation catches the light similarly several times each year. This photograph was taken nearly a mile away, with the 'Sacred Mesa' measuring roughly 100 yards high and 400 yards wide, as seen here near Bluff, Utah, US.
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Lightning within a storm system that was associated with Hurricane Erin over the Atlantic Ocean, spotted near Back Bay, Boston, Massachusetts, US
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Altocumulus lenticularis spotted at sunset over the Sangre de Cristo Mountains north of Santa Fe, New Mexico, US
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Multiple fallstreak holes (cavum) spotted over Somerset, England
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Upper level winds creatively reshaping contrails over Gaw Hill, Ormskirk, England
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Reflections of a cumulonimbus over Abruzzo National Park, Barrea, L'Aquila, Italy
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Altocumulus stratiformis over Weymouth, Dorset, England
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Dramatic colours in the sky over Constantia, Cape Town, South Africa
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Sunset along the beach at Milford on Sea, Hampshire, England
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Fallstreak Hole (Cavum) spotted from Freshwater Bay over Isle of Wight, England
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Altocumulus undulatus radiatus over Brisbane, Australia
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A mixed sky accompanied by virga near the time of sunset, spotted over Sacramento, California, US
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Horseshoe vortex spotted in the early evening over Hereford, Arizona, US
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