
Image caption
The fall emergence, winter peak, and spring decay of La Niña in the tropical Pacific. Difference from monthly average (1981-2010) surface temperature from August 2017 through April 2018. NOAA Climate.gov.
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The fall emergence, winter peak, and spring decay of La Niña in the tropical Pacific. Difference from monthly average (1981-2010) surface temperature from August 2017 through April 2018. NOAA Climate.gov.