So, your dreams are all about expressing your inner emotional changes.
The more beautiful the cloud, the better your inner fantasy and the better your mood.
Lightning represents inspiration.
Burning down a house means changing some of your original ideas.
Purple clouds, purple symbolizes depression, so the tornado formed represents your emotional attack.
Resisting this powerful tornado means that you don't want to be disturbed by bad emotions.
As for the dark clouds, they represent the occasional negativity and worry inside.
It will be gone soon, which means that the unhappy things will be over.