El Nino 2024 Update Today 2024. As one of the strongest el niño. The summer 2024 forecast update shows a dynamic summer pattern in the atmosphere, impacted by the transition from the warm el niño to a cold la niña cycle.

La niña is the cool phase of the el niño/southern oscillation (enso), a pattern of alternating warmer (el niño) and cooler surface waters in the tropical pacific. The wmo el niño/la niña update is prepared approximately every three months through a collaborative effort between wmo and the international research institute for climate and society (iri) as a contribution to the united nations.