For all the concerns about a historic El Niño fueling epic storms striking California this winter, there is still a surprising amount of debate among experts about how bad it will actually be.
Scientists are highly confident about the risk of coastal seawater flooding and beach erosion — fueled by rising sea levels and strong surf — with king tides coming around Thanksgiving, Christmas and Martin Luther King Jr. Day.
But when it comes to predicting the power of winter storms, there is far less consensus…