The Makings of Moody Skies
-A stormy sky is unsettled and has a lot of drama, as well as movement and flow.
-A stormy sky is typically created from greys, blues and creams.
-You can use deep shades of grey, grey-blues and grey-greens to accentuate the heaviness of an impending storm.
-Clouds should be lightest of greys, creams or pale yellows to emphasize that the sky is darker than usual. colour. In the rug above it is just grey areas outlined and a cream background. Very simple idea, but it works so well.
Experiment with your skies. You can create interesting moody skies by experimenting just with colour.