To dream of fluffy white clouds implies that aspects of your life are in balance. You may have just resolved a troubling situation.
To see grey and gloomy clouds in your dream represents feelings of anguish or wrath. Some issue is not allowing you to make informed choices.
To see menacing or stormy clouds in your dream may imply a brewing situation that will soon explode with negative feelings. It also symbolizes ignorance and frustration with a certain issue.