La Nina likely to develop by December, Bureau of Meteorology says

By Peter Hannam
November 22 2017 - 10:00am
La Nina likely to develop by December, Bureau of Meteorology says
La Nina likely to develop by December, Bureau of Meteorology says
La Ninas tend to result in above-average rainfall for eastern Australia and more cyclones than usual crossing the coast. Photo: Glenn Hunt
La Ninas tend to result in above-average rainfall for eastern Australia and more cyclones than usual crossing the coast. Photo: Glenn Hunt
Swimmers get into the water at Coogee beach on September 29, 2017 in Sydney, Australia. Weather conditions are returning to average for spring in Sydney.(Photo by Daniel Munoz/Fairfax Media)
Swimmers get into the water at Coogee beach on September 29, 2017 in Sydney, Australia. Weather conditions are returning to average for spring in Sydney.(Photo by Daniel Munoz/Fairfax Media)

A La Nina is almost certain to develop in the Pacific this summer, as all eight models used by the Bureau of Meteorology anticipate threshold levels for the key climate pattern will be reached or exceeded by next month.

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