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1. Create
a new document (Ctrl+N), fill the "Background" layer with a blue that resembles a sky and create a new layer with a layer mask. |
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2. Apply a "Clouds" filter (Filters> Render> Clouds) in the top layer's mask. |
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3. Duplicate the top layer (Ctrl+J) and apply a "Difference Clouds" (Filter> Render> Difference Clouds) in the layer mask. |
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4. Duplicate the top layer (Ctrl+J) and apply a "Clouds" filter (Filter> Render> Clouds). |
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5. Use
the "Brightness/Contrast" tool (Image> Adjustments> Brightness/Contrast) to the top layer's mask. Increase the contrast so that the clouds are more visible but not overexposed. |
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6. Try
to invert (Ctrl+I) the top layer to see a different version of the
clouds. Rollover on the image in this step to see the effect of
inversing the top layer. |