La Niña is officially here to shape U.S. winter weather, along with global climate

La Niña is back, ya’ll. And it may have major implications for your winter weather, depending on where you live. 

La Niña conditions were formally declared present in the tropical Pacific Ocean on Thursday, in a statement from the National Oceanic and Atmospheric Administration (NOAA). The agency’s scientists found a large expanse of the equatorial tropical Pacific Ocean to feature cooler than average waters both at the surface and extending into deeper waters. The atmosphere is responding to this in ways that match expectations for a La Niña event. 

In fact, the weather for much of the fall across parts of the U.S. has featured La Niña-like fingerprints, with milder than average conditions across the South and East, in particular.  Read more…

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Source: Mashable | La Niña is officially here to shape U.S. winter weather, along with global climate