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HOME > El Niño/La Niña > The ENSO Cycle     Climate Variability Mean state of the ocean and atmosphere across the tropical Pacific 1. Mean ocean surface temperatures 2. Mean tropical Pacific rainfall, winds, and subsurface ocean temperatures 3. Mean wintertime jet streams over the North Pacific and South Pacific The ENSO cycle El Niño and La Niña Ocean Temperature Patterns The Southern Oscillation and its link to the ENSO cycle The Southern Oscillation Index (SOI)   El Niño El Niño (ENSO) related rainfall patterns over the tropical Pacific El Niño-related winds, the state of the equatorial Walker circulation, subsurface ocean structure El Niño-related global temperature and rainfall patterns  El Niño - related changes in atmospheric circulation in the subtropics and middle latitudes   La Niña La Niña-related rainfall patterns over the tropical Pacific La Niña-related winds, the state of the equatorial Walker circulation, subsurface ocean structure La Niña-related global temperature and rainfall patterns La Niña- related changes in atmospheric circulation in the subtropics   (Click on image to enlarge) El Niño and La Niña - related winter features over North America NOAA/ National Weather Service NOAA Center for Weather and Climate Prediction Climate Prediction Center 5830 University Research Court College Park, Maryland 20740 Page Author: Climate Prediction Center Internet Team Page last modified: December 19, 2005 Disclaimer Information Quality Credits Glossary Privacy Policy Freedom of Information Act (FOIA) About Us Career Opportunities