So far this super El Nino has not been the drought saving weather pattern that residents hoped for, but this weekend will bring heavy snows to the Sierra and a good soaking of rain all the way south to LA. They will measure the snow in feet in the central Sierra, and it is here that the drought can be broken. That heavy snow will melt in spring, and fill depleted lakes and reservoirs. This is a complicated series of storms and there will likely be several periods of rain/snow over the next 4 days.

Model guidance shows heavy snows likely with high winds in the Sierra.

Here is rainfall for the next 4 days:

Albert Hammond hit the nail on the head. It never rains in Southern California, but man it pours. Below is the NWS forecast for the LA area: