El Niño is back – that's good news or bad news, depending on where you live
- Written by Bob Leamon, Associate Research Scientist, University of Maryland, Baltimore County
Warm water along the equator off South America signals an El Niño, like this one in 2016.NOAAEl Niño is officially here, and while it’s still weak right now, federal forecasters expect this global disrupter of worldwide weather patterns to gradually strengthen.
That may sound ominous, but El Niño – Spanish for...
Read more: El Niño is back – that's good news or bad news, depending on where you live

