Using satellite data, NASA has detected a swell of warm water off the coast of South America.

Sea level height data from the international Sentinel-6 Michael Freilich satellite collected from March to May 2026 show higher, warmer water moving from the

Large areas of the Atlantic Ocean and Mediterranean Sea are currently 5°C (9°F) hotter than usual, adding to mounting evidence a Super El Niño is imminent.

Using satellite data, NASA has detected a swell of warm water off the coast of South America.