In the dream to have interaction with eruption, denotes the freedom of your repressed mind. Eruption, when you are dreaming, also stands as a sign for a forceful and rapid flow of ideas, thoughts and conceptions or urges. You may also be experiencing sudden movement in your life.

…When we deal with a volcanic eruption: the volcano symbolizes a sudden mutation of real life and the long-repressed passions that can get to explode with all virulence. If we manage to tame these passions they become a source of spiritual life. If it’s a skin rash, then the dream announces fears, concerns and problems painful to bear….

The dream in which you see the volcano that is erupted means that you are no longer able to hold your emotions, you are going to explode. The stress you are suffering from, the problems you have to solve are too hard to manage. The volcano eruption could also represent the fears the dreamer has and is afraid that things will blow up.

Becoming very rich. 177.

…In a dream, sparks represent ugly words. If one sees sparks hitting him in a dream, it means that he will hear harsh words pronounced against him by someone in authority. If one’s clothing ignites and burns from sparks in the dream, it means aggravation of his condition. If smoke engulfs the sparks in one’s dream, then they represent an awesome adversity. Whenever smoke appears in one’s dream, it represents an appalling and a horrifying calamity. If the sparks cause secondary burns in the dream, then they represent a weak enemy who slanders him and one may bear the consequences of such slander with patience, and its evil and fire will eventually diminish. If one sees a major eruption of sparks in his dream, they represent a major calamity. If a spark falls in the midst of a gathering in the dream, it means a fight and harm. Sparks…

To dream that you see the volcano means that there is some issue that needs to be looked at. If you see the eruption of the volcano, the changes must be done immediately. Sometimes the volcano represents the emotional turbulence the dreamer is having and it shows that the emotions can’t be kept inside.

…They symbolize the passive aspect of existence, especially the emotional side of it. To dream that we let ourselves be lulled by the waves is equivalent to passively let ourselves carried away by the circumstances of life. The waves agitated by a storm symbolize the impetuous eruption of the unconscious. If we walk on the waves as if we walked on land it’s an excellent dream that says that we are able to deal with all problems and obstacles opposed to our desires….

Hearing thunder in a dream means a violent eruption and aggression.