I know it's not the best presentation (in terms of the hasty background and crop) but hopefully it gets the point across. The weird wigglies you can see in the sky and the road are an artifact of the texture of the canvas upon digital resizing. It goes away if you click for larger.
The long-memoried readers might recall this post: http://biocinematics.blogspot.com/2011/03/walking-into-storm.html
Yay, it's Friday.