2024 El Nino Or La Nina. El niño and la niña are the oceanic components while the southern oscillation is the atmospheric counterpart, thus giving rise to the term el. El niño is beginning to weaken and should dissipate by late spring 2024, potentially transitioning to neutral conditions and possibly to la niña by fall.

This lagged effect is why forecasters believe. The effects of el nino tend to peak during december, but the impact typically takes time to spread across the globe.