Sunday, October 17th 2010, 11:15 AM GMT
What is La Nina and El Nino?
La Nina is described as cooler-than-normal sea surface temperatures in the central and eastern Pacific Ocean, near the equator off the west coast of South America. El Nino is like La Nina's brother, the totally opposite and attention grabbing brother. This is described as warmer-than-normal sea surface temperatures in the same area of the Pacific Ocean.
Click source to read FULL article from AccuWeather.com
Sea surface temperatures play a major role in global weather and nowhere is that more evident then in El Nino and La Nina patterns. These type of patterns often lead to weather extremes, some of which can be seen in our own backyards. Sea surface temperatures indicate that we'll have a La Nina this winter, which could mean a season of weather extremes across parts of the United States.