A Strong El Niño May Be Coming. Global Warming Is Changing Its Effects.

Forecasters say a powerful El Niño weather pattern could form later this year, with a chance of becoming one of the strongest in three decades. The winds above the Pacific are shifting, the ocean is releasing stored-up heat, and a cascade of effects on rain, droughts and wildfires could be on its way.The National Oceanic and Atmospheric Administration says there’s a roughly 60 percent chance of an El Niño…