The Pacific is now officially in a state of La Niña, but with a subtle/important difference from a normal La Niña as the coldest SST anomalies are located further east than is typical in most -ENSO events.Read More
El Niño Outlooks
Technically, the equatorial Pacific remains in a weak La Niña state, which was officially declared by NOAA in early November. However, atmospheric measures of ENSO continue lagging the ocean, and there has been no confirmation of that signal since the declaration. Instead, waters are warming in the central Pacific.