Use the Hue/Saturation tool to change the sky to orange.
step 2 of 6
Use lens flare to create the sun.
step 3 of 6
Use the lighting effects filter to render lighting for the lens flare.
step 4 of 6
Create a new layer. Render clouds, then use the marquee tool to select the area below the sky. Then select inverse and delete the clouds there. Use the soft light blending option.
step 5 of 6
Copy the main layer and use the dark strokes filter on it. Apply the soft light blending option.