The oscillation between the El Niño climate phase and the La Niña climate phase, or opposite phase, usually over several years. See the Weather and Climate page on ENSO for more information.
This definition applies to:
This page was created at 18:42 on Monday 28 July 2014 (GMT)
© Copyright Commonwealth of Australia 2014, Bureau of Meteorology (ABN 92 637 533 532) | Disclaimer | Privacy | Accessibility