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Other Clouds
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Optical Effects
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Sunset over Vermontville, Adirondacks, New York, US
An abundance of distinct fallstreak holes (cavum), also known as 'hole punch clouds', are formed when supercooled water droplets freeze into ice crystals and fall out, often triggered by a passing airplane. These classic examples were spotted over Prescott Valley, Arizona, US.
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A contrail and a distrail, along with signs of a fallstreak hole (cavum), spotted over Falls Church, Virginia, US
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A contrail spotted shortly before sunrise over Madison, Wisconsin, US
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Sunset over Marizon, Fukuoka City, Japan
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A contrail that Michael described as needing a bit of a jumping, leaping start, spotted shortly after sunrise over Madison, Wisconsin, US
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A magnetic sunrise over Oakland, California, US
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Cirrus spotted over Slaley, near Hexham, Northumberland, England
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A 'bird' in flight spotted over Estrella Foothills, Arizona, US
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Remnants of contrails spotted over Tucson, Arizona, US
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Sunset over Fukuoka City, Japan
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In this photograph set at a 25-second exposure, a freight train deploys a cloak of invisibility beneath Cirrostratus and contrails near Kingman, Arizona, US
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Rainfall and crepuscular rays spotted side-by-side over the Atlantic Ocean, near Boca Raton, Florida, US
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Cirrostratus spotted above Bello, Antioquia, Colombia
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Altostratus spotted over Cologne, Germany
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Signs of Fluctus (Kelvin-Helmholtz) spotted over Berkshire, England
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