![](http://www.alamy.com/thumbs/6/39CA8596-EA4F-429E-944B-DD203D2E4FA5/BGWWJM.jpg)
Mammatus storm cloud central California
Size: 5150px × 3420px
Photo credit: © Len Wilcox / Alamy / Afripics
License: Royalty Free
Model Released: No
Keywords: angry, cirrocumulus, cloud, clouds, crash, cumulonimbus, cumulus, dark, fall, forebode, foreboding, intense, intensity, mammatocumulus, mammatus, mood, moody, rain, scene, sky, skyscape, storm, stormy, threat, threaten, threatening, warn, warning