Rare triple dip La Niña expected to occur for first time this century


The eastern Pacific is expected to be unusually cold for the third winter in a row, contributing along with climate change to extreme precipitation and drought


18 November 2022

Australian floods due to La Niña

La Niña is contributing to flooding in Australia

Getty Images/Moment RF

La Niña conditions in the eastern Pacific Ocean are expected to continue for the third winter in a row. This rare “triple dip” has contributed to extreme weather in many parts of the world, including heavy rains causing flooding in Australia and a drought in the Horn of Africa that has led to a hunger crisis.

Sea surface temperatures in the tropical Pacific have outsized influence on global atmospheric conditions. A pattern of cold temperatures in the eastern Pacific – …

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