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Thunderstorm at sunset, northwest Kansas.Thunderstorm at sunset, northwest Kansas.
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High-based thunderstorm near Artesia, New Mexico.High-based thunderstorm near Artesia, New Mexico.
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Thunderstorm at sunset, Grand Canyon, Arizona.Thunderstorm at sunset, Grand Canyon, Arizona.
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Thunderstorm anvils and mammatus at sunset, ColoradoThunderstorm anvils and mammatus at sunset, Colorado
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Afternoon thunderstorms over North Rim, Grand Canyon, Arizona.Afternoon thunderstorms over North Rim, Grand Canyon, Arizona.
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High-based thunderstorm, northwestern South DakotaHigh-based thunderstorm, northwestern South Dakota
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Cumulus congestus, Painted Desert, Arizona.Cumulus congestus, Painted Desert, Arizona.
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Cumulus congestus, Grand Canyon, Arizona.Cumulus congestus, Grand Canyon, Arizona.
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Thunderstorm and arcus, Wupatki National Monument, ArizonaThunderstorm and arcus, Wupatki National Monument, Arizona
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Thunderstorm at sunset, Sedona, Arizona.Thunderstorm at sunset, Sedona, Arizona.
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Towering cumulus, Florida Keys.Towering cumulus, Florida Keys.
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Thunderstorm with a circular anvil near Brighton, ColoradoThunderstorm with a circular anvil near Brighton, Colorado
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Cumulonimbus mammatus, western Nebraska.Cumulonimbus mammatus, western Nebraska.
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Cumlonimbus mammatus, western Kansas.Cumlonimbus mammatus, western Kansas.
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Cumulonimbus mammatus, northern Arizona.Cumulonimbus mammatus, northern Arizona.
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Cumulonimbus mammatus, eastern Colorado.Cumulonimbus mammatus, eastern Colorado.
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Cumulus towers, eastern New Mexico.Cumulus towers, eastern New Mexico.
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Towering cumulus, San Fransciso Peaks, northern Arizona.Towering cumulus, San Fransciso Peaks, northern Arizona.
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Cumulonimbus with ranch house and windmill, western Kansas.Cumulonimbus with ranch house and windmill, western Kansas.
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Cumulonimbus with horizontal vortex in anvil, eastern ColoradoCumulonimbus with horizontal vortex in anvil, eastern Colorado
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Thunderstorm anvils and mammatus at sunset, Arizona.Thunderstorm anvils and mammatus at sunset, Arizona.
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Thunderstorm anvils and mammatus at sunset, Colorado.Thunderstorm anvils and mammatus at sunset, Colorado.
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Thunderstorm anvil and storm chasers, northeastern Wyoming.Thunderstorm anvil and storm chasers, northeastern Wyoming.
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Thunderstorm over the San Francisco Peaks, Arizona.Thunderstorm over the San Francisco Peaks, Arizona.
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Developing thunderstorm over the San Francisco Peaks, Arizona.Developing thunderstorm over the San Francisco Peaks, Arizona.
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Thunderstorm over Grand Canyon, Arizona.Thunderstorm over Grand Canyon, Arizona.
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Towering cumulus over the San Francisco Peaks, Arizona.Towering cumulus over the San Francisco Peaks, Arizona.
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Afternoon storms over Arches National Park, Utah.Afternoon storms over Arches National Park, Utah.
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