Another explanation is that waterspouts are sudden and destructive. However, destruction is not a bad thing. The so-called "no destruction, no establishment" means that the old destruction will be established.
The dream of a waterspout also represents stress.
The window show that dreamer.
This dream implies that all changes will not affect the dreamer, and the dreamer can tide over the difficulties safely. Good luck, good luck, good luck.
Maybe the financial storm is this waterspout.