International Sea Level Satellite Spots Early Signs of El Nino

Paris (ESA) May 15, 2023

Kelvin waves, a potential precursor of El Nino conditions in the ocean, are rolling across the equatorial Pacific toward the coast of South America. The most recent sea level data from the U.S.-European satellite Sentinel-6 Michael Freilich indicates early signs of a developing El Nino across the equatorial Pacific Ocean. The data shows Kelvin waves - which are roughly 2 to 4 inches (5 to