David Zierden, the Florida State Climatologist, recently posted an update on El Nino on the SIFT blog.  You can read it at https://www.siftag.org/super-el-nino-poised-to-disrupt-weather-patterns/.

Climate Central also published a video comparison of the 1997 and 2015 El Nino sea surface temperatures here.

el nino sst from zierden