A Pineapple Express forms when the jet stream dips south into the tropical Pacific near Hawaii, scooping up warm, moist air ...

Snow and ice in whiteout conditions contributed to a pileup of as many as 30 cars on a major highway connecting Oregon and Idaho, reportedly injuring several people, as a winter storm descended on the ...

It's not only a California soaking, but also lowland snowfall for the Pacific Northwest. Here's our latest forecast.

Hang onto your umbrellas: An “impressive” atmospheric river is set to deliver ... A plume of moisture from the South Pacific, near the vicinity of Hawaii, has been producing steady ...

While most look for ways to avoid the steady rain falling from atmospheric rivers ... it feeds into the Feather River, is also affected by the Middle and South Yuba rivers, which feed into ...

A strong Pacific storm with an atmospheric river will continue to pummel California ... diminishing to showers from north to south. Friday: Showers will linger over much of the state, before ...

Malibu’s Pacific Coast Highway, which just reopened after last month’s devastating Palisades Fire, is closing again Tuesday ...

An atmospheric ... Russian River in Sonoma County. In addition, the gusty winds caused thousands of power outages across the Bay Area, and tens of thousands of outages across the Pacific Gas ...

The first in what’s expected to be a series of three atmospheric ... river flows and some amount of rock slides,” Schoenfeld said. “If it happened to wobble a little more to the south ...

Though scattered showers are expected to linger south of the Golden Gate through ... which is when a powerful atmospheric river will likely drench the Bay Area with torrential rain, flooding ...

Weather balloons and “hurricane hunter” planes aid the science of understanding California’s atmospheric rivers.