ENSO El Nio Southern Oscillation Pages EL NINO Go to this website and read this background information first:htmlhttp://oceanservice.noaa.gov/facts/ninonina. html You may need to come back to this website to fill in any notes that you missed Chris Farley is El Nino El Nino current in S. hemisphere Ocean currents reverses Warm water pools near S.America Cool water pools near Australia Dec. 2015 El Nino Not typical- warmest water in middle of Pacific Global Effects of El Nino S. America- more rain; warmer Floods/mudslides Australia- dry; cooler Less typhoons (usually) El Ninos effect on the United States Polar jet stream is farther NORTH Warmer winters/ drier in N states Wet/colder Wet/colder winters in S states Change in Feb.? Other El Nino Effects in Michigan? Lower Great Lakes Less heating cost Bad ski year More insects in spring Extended shipping season LA NINA Cool phase of ENSO (neg. phase) Trade winds intensify La Nina South America- drier/colder Australia- wetter/warmer N. US- Colder than normal winters Increased snowfall S. US- warmer/drier La Ninas effects El Nino or La Nina? winter forecast Helpful Websites El Nino-nino-story.htmlnino-story.html La Nina-nina-story.htmlhttp://www.pmel.noaa.gov/tao/elnino/la- nina-story.html