The storm may bring winds of up to 100 mph to the state, and some areas may see winds up to 150 mph.
This storm is expected to dump up to 5 inches of snow.
Weather forecasters say that a winter storm watch for the entire state is in effect from Wednesday afternoon through Saturday.
California has been on a path to record snowfall this winter.
Weather conditions in the state are expected to be more extreme than usual.
The National Weather Service says that heavy rain is possible, and the snowfall will be significant.
There are warnings for snow accumulation of up.8 inches on roads and up to 15 inches in some areas.
Weather models indicate that winds are expected between 40 to 65 mph and up.
The storm is forecast to move inland in the southern part of the state and to weaken, with gusts as high as 70 mph.
Heavy snow and heavy rain are possible in parts of the northern part of California.