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Jakarta Post

ANALYSIS: La Niña watch: Here comes the rain

  • Harry Su


Jakarta   /   Thu, June 23 2016   /  09:59 am

A La Niña weather pattern is expected to develop in the Northern Hemisphere during the summer of 2016, with a 75 percent chance of occurrence during the fall and winter of 2016 and 2017 (Exhibit 1), according to the International Research Institute for Climate and Society.

La Niña occurs when the temperature of the ocean surface along the western coast of Sumatra is warmer than that the ocean surface temperature along the east coast of Africa, creating water vapor and affecting regions such as the western part of North Sumatra, the western part of West Sumatra, South Sumatra, Lampung, West Java, Kalimantan, Sulawesi and Papua.

Due to the unusual La Niña weather pattern, the National Disaster Mitigation Agency (BNPB) has warned of unconventional precipitation during this year’s dry season in July, August and September. However, even during June, with less than 50 perc...