You Are In The Old Site Archive - Click Here To See The Main Site With Current Stories

Strong La Nina will persist into March

05.01.2011 09:30 Age: 6 yrs
Category: Oceans
By: Leon Clifford

The strong La Nina Pacific Ocean cooling event responsible for the recent heavy rains and flooding in Australia will persist into southern hemisphere Autumn, according to the Australian Bureau of Meteorology (BOM).

Click to expand. The impact of the La Nina cooling can be seen on the top graph of global sea surface temperatures from satellte measurements. (Picture credit: University of Alabama in Huntsville and Roy Spencer). While the record Southern Oscillation Index (SOI) for December is illustrated below (Picture credit: Australian BOM)

Wettest December on record
Models forecast La Nina will persist

See Australian Bureau of Meteorology ENSO Wrap UP