North Dakota mammatus clouds
North Dakota mammatus clouds by "Susan Mettler" on July 31, 2016.
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By Staff
Published Aug 21, 2016 4:06 PM EDT | Updated Nov 7, 2019 4:38 AM EDT
North Dakota mammatus clouds by "Susan Mettler" on July 31, 2016.
Upload your pictures today to qualify for the AccuWeather.com Photo of the Day!
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