Vignettes and Clouds

If you use the clouds filter together with the mixing options you can get a "vignette of clouds" effect.

Here is the original image, and here are two results of applying the clouds filter plus the elliptical mix option:

See also Sky Writing.

Clouds Effect

142 Easy Effects

Background Designer

Introduction to Repligator

Duotone Effect

Roy Lichtensten Effect

Scanlines Effect