Choose the Rectangle Tool (U) to represent a stripe of white color.



Applying the Ellipse Tool (U) and pressing in the same time the Shift button, we may represent the cloud’s shadow.





Fill 0% on the layers.
Blending Options-Drop Shadow



Blending Options-Stroke



Make a copy of the new made layer and select again the Paint Bucket Tool (G) to paint the layer in DCDEDB.