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Optical Effects
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Cirrus uncinus spotted over Cardiff, Wales
Cirrus uncinus spotted over Indianapolis, Indiana, US
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A plethora of cirrus cloud formations spotted over Lake Stevens, Washington, US
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Cirrus uncinus over the Adriatic Sea, near San Cataldo, Lecce, Italy
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Layers of clouds spotted over the Malvern Hills, Herefordshire, England
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A classic and vivid example of cirrus uncinus over Somerset, England
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Cirrus uncinus over Hennef, Germany
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An expansive display of cirrus uncinus over Arnhem, Netherlands
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Cirrus uncinus moved into the region following record high temperatures in Adelaide, Australia
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Cirrus uncinus on grand display near San Luis Obispo, California, US
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A colorful sunset over El Dorado Hills, California, US
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A variety of cirrus clouds over Oakland, California, US
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Cirrus uncinus over San Bernardino, California, US
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Contrails and cirrus uncinus amidst a colorful sky over Taichung City, Taiwan
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Circumhorizon Arc along with virga in the distance, spotted while driving on I-90 in Montana, US
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A grand display of virga, following a day that Martha described as being filled with cirrus uncinus, spotted over Asheville, North Carolina, US
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