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Optical Effects
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Altocumulus lenticularis formed right above John when he was sitting on the top of a mountain near Natches, Washington, US
A plethora of cloud formations over Kamloops, British Columbia, Canada
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A mixed sky over North Dundas Township, Ontario, Canada
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Altocumulus lenticularis spotted over the Inverness Airport, Scotland
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Altocumulus lenticularis over Longyearbyen, Svalbard, Norway
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Layers of altocumulus lenticularis, also known as 'pile d'assiettes', with signs of asperitas closer to the horizon, amidst the display of undulatus over Singleton, New South Wales, Australia
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A solitary altocumulus lenticularis spotted by Beatrice's daughter, Ineke Vereecken, while visiting Isle of Skye, Scotland
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Altocumulus lenticularis spotted over Black Butte, Oregon, US
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Altocumulus lenticularis over Madison, Wisconsin, US
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Altocumulus lenticularis over Winthrop, Washington, US
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A variety of lenticularis cloud formations in the vicinity of Mount Adams, near Hood River, Oregon, US
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A large version of altocumulus lenticularis spotted over Dupuyer, Glacier County, Montana, US
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Altocumulus lenticularis that looks like a giant hand floating over Lake Orta, spotted from Isola San Giulio, Italy
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Stratocumulus lenticularis spotted over Kamloops, British Columbia, Canada
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Stratocumulus lenticularis, an uncommon version of the lenticular cloud, spotted over Avellino, Italy
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Altocumulus lenticularis spotted near Twisp, Washington, US
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