Transcript for Storms hit California resulting in flooding, rock slides
It's the weather. It's taking aim at both the east and the west. There are two storms and a major arctic blast moving in. We go right to ginger who will start us off with the latest. Good morning, ginger. Good morning. There is quite a bit to get to. You have the first and second storm. Here's the timing for you. Here in the northeast tomorrow morning, Friday morning commute, icy. That one is gone quickly. Then it's Saturday night when almost everybody especially from Pittsburgh to Philadelphia to New York City sees snow, some of it will end up being heavy but by Sunday from New York City to the south through Delaware, Washington, D.C. And Philadelphia, it transitions to rain and so that is going to make anywhere in the white right there could end up with six plus inches, right, and you've got to watch your local ABC stations but closer to the coast and south it will be ice or then rain and here's the cold, the last threat. This is for sure. It will feel like 12 in Atlanta by Monday morning. 19 below the feels like, Michael, right here in New York City. Whoo. Not what we wanted to hear. All right. But those are not just causing problems on the east coast but major problems out west right now. Flooding rain and strong winds are leading to tons of accidents and rockslides. Will Carr is in agoura hills. Good morning. Reporter: Rain continues to pound southern California. You can see where massive Boulders have already slid down the charred hillsides next to me. The fear is that with more rain, you could have all of that mud and rock come crashing down. Overnight devastating storms battering the west coast. Heavy rain and floodwaters soaking California. This car in malibu destroyed after being hit by a Boulder from a rockslide. Thousands under mandatory evacuation. The concern, more hillsides scorched by the record-setting fires could crumble and turn into deadly mudslides. The storms have turned fatal. One person in Oakland killed by a falling tree on the side of the highway. Drivers in Long Beach stranded after the area was pounded by rain for hours. Oh, man. Reporter: Foggy conditions causing more than two dozen cars and semis to collide on the 15 freeway. Somebody is really hurt right there. It appear there is might have been a light rain up here at the same time as the fog and speed is usually a factor when you get these type of pileups. Reporter: At least 30 people injured. Families stuck for hours. In northern California, 50-mile-per-hour winds whipping in whiteout conditions. This plane at the airport in tahoe stuck in a wheelie. The tail covered in more than 16 inches of snow. We're in a flash flood watch right now. Schools in this area are closed today and there is a lot more rain expected in the forecast. George. Will, thanks very much.
This transcript has been automatically generated and may not be 100% accurate.