The deadly, widespread flooding disaster that plunged parts of the central and southern United States underwater in early April was fueled by a phenomenon that’s well known in the West but is less of ...

Here's an explanation of how they form, their size and potential impacts. WHAT IS AN ATMOSPHERIC RIVER? The weather system occurs all over the world. It starts when a large amount of water vapor ...

An atmospheric river is poised to slam into the Eastern ... Unlike atmospsheric rivers on the West Coast, which Buckingham explained tend to hit more frequently than their East Coast cousins ...

Like those East Coast storms, “atmospheric river” can feel like a buzzword — more attention grabbing than just “heavy rain,” even if that is how most people walking down the streets of ...

When a bomb cyclone meets an atmospheric river, the result is like an out-of-control fire hose A powerful storm hitting the West Coast combines these weather phenomena for a wet week in many areas.

SACRAMENTO, Calif. - The previous six months have proven to be a tale of the haves and have-nots when it comes to atmospheric ...

A sign warning of flooding stands next to the Angeles Crest Highway as a powerful atmospheric river storm breaks on February 14, 2025 in the San Gabriel Mountains above Altadena, California.

An exceptionally powerful atmospheric river fueled the deadly early April ... but they do happen with some regularity,” Cordeira explained. “The issue is that they don’t usually cause ...

Map of Sierra Nevada in California showing how an atmospheric river develops. Most atmospheric rivers are weak and do not cause damage. In fact, they can provide much-needed rain or snow.