UE4 Styalized Clouds with Volumetric Effects

Building upon my SkyCard project I decided to see if the shader could handle some styalized painterly clouds - the results came out quite cool as you can get some really unique looking visuals while the lighting and self shadowing makes them blend into the environment without taking away from the style.
Here's a link to the whole thing in motion:
https://www.youtube.com/watch?v=wH88Sz8BIDI

SkyCard is also available here:
https://www.unrealengine.com/marketplace/en-US/slug/skycard