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Fall is in full swing, but it’s not too soon to look ahead to winter, especially one that could feel considerably different than last year’s dominated by El Niño.. A weak La Niña is expected ...
In the U.S., typical winter La Niña impacts include wetter-than-average conditions for the Pacific Northwest and Ohio Valley, while the nation's southern tier tends to skew drier, Weather.com ...
NOAA's Climate Prediction Center (CPC) announced Thursday that water temperatures in critical parts of the Pacific Ocean had finally reached the threshold required for La Niña to emerge in December.
Much of the southern US is expected to end up drier than normal, but parts of the Mississippi Valley and Southeast could be the exception. La Niña’s arrival was a long time coming
What is La Niña? La Niña is a natural climate pattern marked by cooler-than-average seawater in the central and eastern Pacific Ocean. When the water cools at least 0.9 degree Fahrenheit below ...
Across Alaska, El Niño events do not have a correlation towards dry or wet conditions; however, La Niña events lead to drier than normal conditions.During El Niño events, increased precipitation is expected in Southern California, Arizona, and New Mexico due to a more southerly, zonal, storm track over the Southwest, leading to increased winter snowpack, but a more subdued summer monsoon ...
With a generally weak La Niña underway, conditions aren’t expected to dramatically change around the globe. "It’s very likely this La Niña will be weak, with the Niño-3.4 index unlikely to ...
During La Niña years, the formation of tropical cyclones, along with the subtropical ridge position, shifts westward across the western Pacific Ocean, which increases the landfall threat in China. [182] In March 2008, La Niña caused a drop in sea surface temperatures over Southeast Asia by 2 °C (3.6 °F).