The Pacific Northwest, Midwest and Northeast are expected to face above-average precipitation, according to NOAA. States with a higher chance of increased precipitation between November and January include Washington, Oregon, Idaho, Montana, Wisconsin, Michigan, Illinois, Indiana, Ohio, Pennsylvania and New York.

The weather phenomenon was expected to emerge in late 2024 before delay. Officials finally announced that it had arrived earlier this week.

We are halfway through the meteorological winter season. See how La Niña and colder air has influenced our winter so far.

NOAA has declared that a La Niña is underway. This cool weather event is likely to be shorter and weaker than usual, but will still affect global weather and climate.

First predicted to form last summer, climate troublemaker La Niña has developed at last, federal climate scientists announced Thursday morning. However, the pattern is a weak one, and isn't ...

USDA Meteorologist Brad Rippey discusses the Pacific Northwest's above-average mountain snowpack accumulations, noting a pattern consistent ..

(CNN) — La Niña has finally emerged after months of anticipation, but there’s a catch. The climate pattern — which typically has an outsized influence on winter weather in the US — is ...