With more rain on the way, water agencies are urging people to prepare for what winter will bring. On Wednesday, Valley Water wanted to make sure South Bay residents were ready when the bigger storms hit. “The rain is coming, winter is coming. We’ve already experienced a little bit of it,” said Brian Garcia, NWS warning coordination meteorologist The national weather service says there isn’t a strong indicator of whether we’ll see an el Nino or la Nina this winter. While they don’t expect the historic storms the Bay Area and California saw two years ago, the NWS said the winter could prove tough to forecast.