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La Niña is expected to persist even 2-3 months
MD
According to the newsletter published by the World Meteorological Organization (WMO), La Niña continues to be observed in the tropical Pacific.
WMO provides the persistence of La Niña for at least the next 2-4 months, until the end of the first quarter of 2011 and beyond (April or early May).
La Niña is characterized by temperatures of sea surface abnormally low in central and eastern tropical Pacific. According to the indicators atmospheric pressure (at sea level, winds, cloudiness, etc...), La Niña event would be one of the most powerful of the last century.
Niña phenomenon caused excess rainfall in parts of Australia, Indonesia and Southeast Asia. He also provoked for above average rainfall in southern Africa and the rainfall deficit found in eastern equatorial Africa, in the central part of South-western and south-east of America South.
source : WMO
