don showses us how the tide -- shows us how the tides are affecting boaters and driver's. >> these tidesringing some of the biggest tides he with see all year. >> almost several tone eight foot. that's -- seven to eight foot. >> an eight foot difference between high and low tide creates dramatic changes. four hours later low tide. this peer, high tide, now dry -- pear high tide, now dry -- the golden gait bridge and move -- gate bridge and move it does. big tides create strong currents. water can sweep some boat office course. >> -- boats off course. >> you are floating towards the flats you don't want to go. fits getting dark then -- if it's getting dark then you could be in trouble. >> the high tide also flooded low streets. here cars drove past water over a foot deep. this is ocean salt water. the kind that corrodes steel and leaves salt deposits on paint. >> it's a very temporary situation. it's kind of fun to go see it. >> don ford tells us the king tide will make another appearance tomorrow. it will be a few inches shy of the 8 foot different we saw today. >> i have a friend that p