A storm system is expected to bring heavy rainfall and mountain snow to Southern California late Wednesday night into Thursday. Heavy downpours paired with thunderstorms and gusty winds will bring

A series of storms will bring periods of rain, mountain snow, winds and much colder temperatures through much of the week and possibly into the weekend.

The Southern California area has one more day of sunny conditions before a set of storms will bring moderate to heavy rain and snow over the next couple of days, forecasters say. The National Weather Service said a slight chance of rain will develop overnight Monday as the first storm continues to make its way into the region.