. >> jason hatfield says they are expecting a busy night. >> we will be out trees into the homes and trees into the power lines. and then as the morning hours get closer to the commute times the roads are slippery and unfortunately we expect the car accidents. >> thisy have set up sandbag locations. in san francisco, the public works are preparing since last week. they have cleared leaves and debris from the storm drain to prevent flooding. >> we have trees that are particularly vulnerable to storm damage. if a limb will come down or the whole tree and if they need pruning, they have been out paying attention to trees. >> pg&e has activated the emergency centers to respond to the storm and any outages. >> this is one of those do it yourself situations. they left out shovels and some bags. you just scoop them yourself and you can bring them to your home or business and there are several around. to prepare for the storm coming in, it is very important to be aware of the strong winds. they can knock down trees and power lines. abc7 news. >>> the incoming storm is forcing yosemite to clo