Skyline Divide, Mt. Baker. The "ripples" are caused by the cloud front "breaking" on Mt. Baker like a wave.
<a rel="nofollow" class="external text" href="https://www.flickr.com/people/29069842@N02">Jeffrey Pang</a> from Berkeley, CA, USA
CC BY 2.0
<a rel="nofollow" class="external text" href="https://www.flickr.com/photos/jeffpang/2844989390/">God in the Clouds</a>