If you dream of cities or landscapes swallowed by dark, churning floodwaters, it signals the possibility of great loss and tragedy on a wide scale. Watching people be swept away by a flood points to grief and a sense of hopelessness that can make life feel joyless and without direction. However, if the floodwaters are clear and expansive, the dream shifts its meaning — after what has felt like an impossible struggle, ease and prosperity may finally be within reach.