WMO Forecasts 80% Chance of El Niño by August, 2027 May Set Heat Record

The WMO estimates an 80% chance that El Niño — a periodic Pacific Ocean warming — develops by August 2026. Reuters reports the WMO warns this, paired with climate change, could make 2027 the hottest year on record. The forecast follows record June heat across western Europe that worsened wildfires this summer.