El Niño Then and Now

Earth Observatory Science Earth Observatory El Niño Then and Now Earth Earth Observatory Image of the Day EO Explorer Topics All Topics Atmosphere Land Heat & Radiation Life on Earth Human Dimensions Natural Events Oceans Remote Sensing Technology Snow & Ice Water More Content Collections Global Maps World of Change Articles Earth Matters Blog Blue Marble: Next Generation EO Kids Mission: Biomes About About Us Subscribe 🛜 RSS Contact Us Search october 13, 1997 october 12, 2026 Sea levels are higher than normal across the central and eastern equatorial Pacific in October 2026 (right), a hallmark of El Niño. The pattern closely resembles October 1997 (left), during another one of the strongest El Niño events in the satellite altimetry record. NASA Earth Observatory / Lauren Dauphin Sea levels are higher than normal across the central and eastern equatorial Pacific in October 2026 (right), a hallmark of El Niño. The pattern...