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El Niño has been shaping the weather across North America all winter, but the tides are changing, and a major shift is on the horizon. On Thursday, NOAA issued a La Niña watch, explaining that ...
The 2020–2023 La Niña event was a rare three-year, triple-dip La Niña. [1] The impact of the event led to numerous natural disasters that were either sparked or fueled by La Niña. La Niña refers to the reduction in the temperature of the ocean surface across the central and eastern equatorial Pacific, accompanied by notable changes in the ...
While weather patterns begin to shift a bit this spring, it's still La Niña's party for a while longer. While below-average sea-surface temperatures in the central and east-central Pacific are ...
During a time of La Niña, drought affects the coastal regions of Peru and Chile. [229] From December to February, northern Brazil is wetter than normal. [229] La Niña causes higher than normal rainfall in the central Andes, which in turn causes catastrophic flooding on the Llanos de Mojos of Beni Department, Bolivia. Such flooding is ...
La Niña’s arrival was a long time coming Long-range forecasters at the CPC first raised the possibility of a switch to La Niña back in February 2024 when El Niño was still very strong.
Those events were considered by climatologists to had been intensified by the effects of climate change and the 2023–2024 El Niño event. [ 38 ] [ 39 ] [ 40 ] The 2023 Rio Grande do Sul floods had already plagued the state in the month of September prior, a few months into the same El Niño event.
A typical La Niña pattern produces a wetter, cooler winter over the northern U.S., while drier, milder weather takes hold of the South. While there have been important caveats that go against the ...
[8] [9] [10] Despite the La Niña background to the Pacific Climate, four El Niño events occurred during 2002–03, 2004–05, 2006–07, and 2009–10. The first three of these events were weaker, while the 2009-10 event was a strong El Niño, but had shorter effects than the 1997–98 event.