Young men look over a car damaged by severe flooding in a region hit hard by heavy rains near Mai Mahiu, Kenya, on April 29, 2024. Weather experts linked the unusually intense storms that year to an El Niño event, which increased the impact of the rainfall. CNN
Weather experts say conditions now point toward the possible return of El Niño in the coming months. This climate pattern could disrupt weather across the world and raise global temperatures even further.
A recent update from U.S. weather officials placed an El Niño watch in effect. This alert means the chances of El Niño forming within the next six months have increased.
Forecasters expect the event to begin sometime between June and August and continue through the end of the year.
What El Niño Means for the World
El Niño forms when ocean waters in the central and eastern Pacific Ocean become warmer than usual. These changes can shift wind patterns and rainfall across many regions.
Such shifts often bring heavy rain to some areas and dry conditions to others. In many cases, El Niño also leads to higher global temperatures.
Experts warn that this event could push the planet closer to another record-breaking warm year, either in 2026 or 2027.
Changing Ocean and Weather Conditions
Right now, warmer water has started moving beneath the ocean surface from the western to the eastern Pacific. This change often signals the early stages of El Niño.
At the same time, a weak La Niña pattern, which brings cooler ocean conditions, has started to fade. Experts expect a short period of neutral conditions before El Niño takes shape later in the year.
However, the atmosphere has not yet fully responded to these ocean changes. Winds near the equator still behave more like La Niña conditions.
Uncertainty Remains in Forecasts
Scientists caution that predictions during spring often carry more uncertainty. Weather experts call this period a “spring prediction barrier,” when forecasts become harder to confirm.
For El Niño to fully develop, trade winds across the Pacific need to weaken. This change would allow warm water to move east and rise to the surface. So far, this shift has not happened consistently.
Even so, computer models suggest that these changes may occur in the next few months.
Possible Impact on Hurricanes and Heat
If El Niño forms, it could influence the Atlantic hurricane season. Strong winds linked to El Niño often make it harder for storms to develop, which could reduce hurricane activity.
At the same time, El Niño tends to raise global temperatures. A strong event could increase the chances of extreme heat, coral damage in oceans, and other environmental impacts.
Some forecasts even suggest the possibility of a very strong event by late fall, though experts stress that this outcome remains uncertain.
What Comes Next
Forecasters expect clearer answers by early summer. As conditions evolve, scientists will gain a better understanding of whether El Niño will form and how strong it may become.
For now, early signs continue to build, pointing toward a possible shift that could affect weather patterns worldwide.
