This was taken on Galveston island in Texas at a place called Pointe West. I was looking inland, across the bay towards Houston.
That cloud is huge. it's probably over 25,000 feet tall--taller than any mountain and probably more massive. You'll never see anything like that in Santa Barbara :). Check out the original size for some nice detail in the clouds.
This is a panorama, stitched together from 5 vertical frames at 17mm.
Here is the original, uncropped and unedited panorama.