we are in for a big storm. lieian melendez is high near 101 in in mill valley. >> well, dan, it's not just about the storm. it's about the storm plus the king tide plus the runoff from places like mt. tam. all of that happening basically at the same time. the king tide caused flooding in the usual areas of marin county and cars tried to navigate through the waters and caltrans closed the exit towards highway 101 near mill vale and conditions made it dangerous for some drivers and despite the roadblocks some decided to take their chances. even bicyclists had a rough time when riding through the flood zone. those along the green break know that the tides can change the area here. >> we don't usually have a problem unless there's a lot of rain first and then the tides and then we're like knee deep rather than ankle deep. >> reporter: in san rafael this