Mammatus clouds are associated with layers of extreme instability in the atmosphere.
Tucson, AZ.
7-19-10.
Photo By: Ned Harris
Tags: Clouds Mammatus Clouds Tucson
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A view out my back door.
Tucson, AZ.
7-19-10.
Photo By: Ned Harris
Tags: Monsoon clouds Tucson
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A monsoon storm viewed from my back yard in Tucson, AZ.
7-19-10.
Photo By: Ned Harris
Tags: Monsoon Tucson clouds redington
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Dark monsoon cloud over the loop road at Saguaro National Park on Tucson's east side.
Tucson, AZ.
7-29-10.
Photo By: Ned Harris
Tags: Saguaro National Park clouds
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Mare's Tails (cirrus uncinus) over Tucson, AZ on 8/3/10.
Photo By: Ned Harris
Tags: Mare's tails clouds cissus uncinus
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