Weather system tied to warming sea surface expected to intensify in fall and winter, persisting until early spring 2027El Niño, a recurring climate phenomenon marked by above-average sea surface temperatures, when changes in wind patterns allow warmer water to spread across the central and eastern equatorial Pacific, could spell a wet winter for portions of the western and south-eastern US, climate models show. Coastal areas may be at elevated risk of flooding, experts warn.Climate scientists p