Blue skies, billowing clouds that could turn into a thunderstorm, heavy skies threatening rain, this one picture has it all...

...but wait: Step back and take another look at a slightly different reality:

The horizon goes through the middle of the picture, a heavy storm at the left and a waterspout just to the right of center. You're looking at a stormy sea, and the bright sky seeming to appear in the foreground is a mirage, a dream or a memory your mind is trying to use to escape the troubled waters...