La Nina El Nino 2024. El niño occurs when the water in the eastern and central tropical pacific is warmer than average, while la niña occurs when the water is cooler than average. There is likely to be a swing.

The enso outlook is currently at la niña watch, meaning there are some signs that a la niña may form in the pacific ocean. The warm phase of the pacific ocean’s temperature cycle, known as el niño, is now winding down and is poised to move into its counterphase, la niña.