YOUR CLOUD (cloud1.svg) - filled

CLOUD 1 - scaled down versions

YOUR CLOUD 2 (cloud2.svg) - filled

CLOUD 2 - scaled down versions

My interpretations (bezier paths inspired by yours)

Cloud 1 - Gentle bumps

Cloud 2 - Dramatic peaks

Cloud 3 - Wide and low

Cloud 4 - Asymmetric (taller left)

Cloud 5 - Compact puffy