What is a Pineapple Express? It's a type of atmospheric river that forms a long, narrow tract in the Earth’s atmosphere. This jet stream gathers moisture from the tropics near the equator and ...

The storm brought heavy rain and high-elevation snowfall to Northern California over the weekend, and a similar one is ...

SAN FRANCISCO – A series of "atmospheric river" storms aimed at Northern California have already caused flooding, downed trees, landslides and at least one house on a scenic river to slide into ...

After months of extremely dry conditions in Southern California, an atmospheric river storm delivered much-needed rain to a region plagued by wildfires in January. Scattered showers fell across the ...

The Bay Area saw significant storm impacts Tuesday as an atmospheric river brought heavy rain, urban and river flooding, and ...

An atmospheric river is a weather feature that can be beneficial and crucial, but can also be a damaging event - particularly for those near the West Coast of the United States. The definition ...