1. If you dream of a cataclysm, it's a sign that you're very worried and depressed. If in a dream you're the witness or victim of a cataclysm, this may be a warning that you've lost control of your life..
2. If in a dream you're threatened by a cataclysm, the fault for the misfortunes that will come to you will be entirely your own. Pay more attention to your loved ones..