El Niño has officially formed in a warm Pacific Ocean and is expected to rival the historic 1997 event. - NOAA confirms a 63% chance of it ranking among the largest El Niño events since 1950.
- The phenomenon will likely turbocharge extreme weather globally, including heat waves, floods, and droughts. - Impacts vary by region: Pacific islands face more danger, while the U.S.
South may see heavier rains. - Scientists forecast 2027 could be the hottest year on record due to lagging effects.
Experts urge preparation rather than fear as the El Niño develops.