The narrow yellow lines represent topographic contours (meters).  The series of images emphasizes that the although the formation of the fog is for meteorological reasons, the patterns discernible in the fog are partly related to both meteorological and non-meteorological factors.

1.  How deep would you estimate the foggy layer is based upon your imaginative guess to what the cloud layer looks like in cross-section (in other words, pretend you are standing on the beach at Monterey and looking northward)?

2.  Can you guess why a finger of fog extends through the Golden Gate?

3.  How would you account for the swirl apparent in the fog layer west of Point Reyes?