Key differences between the 1997 and 2015 El Niños, and their impact on our hurricane season - The Washington Post
▻http://www.washingtonpost.com/rweb/wildcard/key-differences-
between-the-1997-and-2015-el-nios/2015/09/18/2b8dd185ba12d49d5b48c6082107977d_story.html
▻http://www.washingtonpost.com/rweb/api/imgs/?url=http%3A%2F%2Ftabletimages.washingtonpost.com%2Fprod%2Fd_tstmp_1
The 1997 and 2015 El Niño events are very similar in many ways — mainly in their stark intensity. But over the North Atlantic ocean, interesting differences emerge between the 1997 record-strong El Niño and its potential usurper.
Just past the halfway point, this Atlantic hurricane season has been relatively quiet. Hurricane activity is just 40 percent of normal for this time of year. El Niño, which is defined by the presences of warmer than normal ocean temperatures in the tropical Pacific, is primarily responsible for the quiet hurricane season, through its influence on the upper-level wind patterns over the Atlantic Ocean