![](http://www.alamy.com/thumbs/6/6BDF8C25-CE44-4C40-B771-5A4BB6F756AD/2RT816X.jpg)
Mammatus Storm Clouds
An image showing Mammatus cloud, which are angry looking rain clouds.
Size: 6000px × 4000px
Location: Irvine, CA, USA
Photo credit: © John Baker / Alamy / Afripics
License: Royalty Free
Model Released: No
Keywords: angry, clouds, cumulonimbus, mammatocumulus, mammatus, rain, raincloud, storm