Official websites use .gov
A
.gov website belongs to an official
government organization in the United States.
Secure .gov websites use HTTPS
A lock (
) or https:// means you've safely
connected to the .gov website. Share sensitive
information only on official, secure websites.
Precipitation is highly variable between years of El Niño (1987–1988) and La Niña (1998–1999, 2007–2008). The Multivariate ENSO Index (MEI; solid line) indicates when the Pacific climate is in El Niño (red) and La Niña (blue) phases [34].
