![animation showing sea surface temperature in the tropical Pacific](/sites/default/files/2023-03/ENSOblog_animation_SSTA_anom_weekly_20230209.gif)
Image caption
Sea surface temperatures in the tropical Pacific Ocean from early January through early March 2023 compared to the long-term average. East of the International Dateline (180˚), waters remained cooler than average, a sign of La Niña. Graphic by Climate.gov, based on data from NOAA’s Environmental Visualization Lab. Description of historical baseline period.