La Nina

La Niña is a climate pattern characterized by cooler-than-average sea surface temperatures in the central and eastern tropical Pacific Ocean. It is the opposite phase of the El Niño-Southern Oscillation (ENSO) cycle, with El Niño representing the warmer phase. During La Niña, the easterly trade winds in the Pacific strengthen, pushing the warm surface waters towards the western Pacific. This results in an upwelling of colder waters along the South American coast. La Niña events can impact global weather patterns, leading to changes in temperature, precipitation, and atmospheric circulation patterns. Effects can include increased rainfall in the western Pacific, drier conditions in the eastern Pacific, and shifts in storm tracks and weather patterns worldwide. La Niña conditions can persist for several months to a year or longer. The term “La Niña” translates from Spanish as “the little girl,” referring to the cooling of the ocean waters in the eastern Pacific.