As Southern California braces for more rounds of Santa Ana Winds during the fall and winter, we dive into the facts and also some mythology about them. The Santa Ana winds of Southern California can be visualized in several ways. You can see their effects as palm trees sway in the morning light or when clean-up crews arrive to deal with branches and debris on streets. Woe unto any Angeleno who doesn’t keep their car indoors – as objects large and small end up on vehicles, with alarms going off wildly in the night.