It is getting colder even as we speak. Skies will get cloudier and we have a winter storm warning in this the sierra. Eastern slopes from 10 00 tomorrow to wednesday morning. A foot of snow in some locations there. A big cold air mass crdropping our direction. Well see pockets of spotty light showers moving into the bay area during the morning commute. By later in the commute, heavier pockets in the north bay and flo more to follow that. Ill show you how cold it will be coming up. And Wayne Freedman is live tonight with more on what is happening. Reporter residents say its not a matter of if, but when. Theyre talking about floods. All you have to do is look at the picture from 1925 and the High Water Mark from 2005. And there an el nino washirningd resident are appearing. Is this the inteeare interior r and with rain coming, walter expects to return. Every year happen the same thing. Also in the high tide. Reporter in the north bay, there was lots of preparation. It in this view the in