FRIDAY: Cloudy and much cooler with periods of rain and drizzle, high 64. SATURDAY: Lingering showers early, then we'll be turning partly sunny and breezy, high 72. SUNDAY: Plenty of sunshine for ...

An area of high pressure is building over the area, and by Friday and Saturday, it will be sitting right on top of Southern California. Big domes of high pressure like this cause the air to sink ...