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Mammatus Clouds
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Although they look ominous, mammatus clouds do not mean a tornado is about to develop
2/7
Laure Brezinski
3/7
WHAS
Source: WMO Large mammatus over a town in Isle of Man.
4/7
Cory Reppenhagen
Mammatus clouds over Evergreen Cemetery in Deer Trail, Colorado. 8 May 2017
5/7
Annette Wagner
Michigan mammatus: Mammatus clouds fill the sky following a thunderstorm in July in Kingsford, Mich.
6/7
Sigmà Sreedharan, Your Take
Seattle saw some crazy cool mammatus clouds on April 14, 2015. The photo was submitted to USA TODAY via Your Take at yourtake.usatoday.com
7/7
Samantha Murphy, Your Take
Mammatus clouds roll over New Buffalo, Mich., during severe weather on Sunday, Aug. 2, 2015.
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7
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Although they look ominous, mammatus clouds do not mean a tornado is about to develop
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