TLDR; Basically it means that there could be a lot more water this winter (snow in the higher altitudes). Archive: https://archive.today/FLcIU From the post: "BOULDER, Colorado — The temperature of the ocean water in the tropical Pacific Ocean west of South America is already warmer than normal, which is a condition known as El Niño. A new climate model developed at the National Center for Atmospheric Research (NCAR) is predicting that warming will continue into December, becoming one of the warmest or strongest El Niños in history. “It’s very much the case that the stronger the El Niño, the greater the impacts," said NCAR research scientist Steve Yeager."