WMO Projects El Niño Could Reach 70-Year High, Lingering Into Early 2027

The WMO forecasts a strong El Niño developing July–September 2026, potentially the strongest in over 70 years, persisting into early 2027. Carbon Brief reported the same finding on 3 September 2026. El Niño—a warming of Pacific surface temperatures—disrupts global weather, intensifying droughts and floods worldwide.