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The Glider pilots are grounded as this system develops over the Anza Borrego Desert. Viewed from the Warner Springs Gliderport in San Diego County, California, US.
Multiples examples of cumulonimbus incus, also known as anvil clouds, along with a lower layer of altocumulus undulatus, as seen from 37,000 feet above Mississippi, US
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A view of the storm from a single engine Cessna at 4,500 feet above Lac du Flambeau, Wisconsin, US
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Undulatus at sunset over Vermontville, Adirondacks, New York, US
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A developing storm system over Eastern Shore of Chesapeake Bay, Maryland, US
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A mysterious, cloud-swept scene over Milford Sound, South Island, New Zealand
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Altocumulus floccus over Elliot Bay, Seattle, Washington, US
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Remnants of contrails (homogenitus) over Krzeszowice, Poland
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Altocumulus lenticularis during the start of strong winds along the western Rocky Mountain front, over Chouteau County, Montana
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A colourful sunset over Northern California, US
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Altocumulus lenticularis undulatus spotted over Isle of Lewis, Scotland
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The sheep didn't appear to be interested in the plethora of altocumulus lenticularis over Priddy, Somerset, England
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Cumulus drifting beneath streaks of cirrus over North Dundas County, Ontario, Canada
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A developing cumulonimbus that later yielded a storm over Mitaka, Tokyo, Japan
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A dissipating storm system over North Devon, England
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Altocumulus stratiformis with signs of a fallstreak hole (cavum), spotted over St. Paul, Minnesota, US
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