A weather system could bring catastrophic flooding across four states, beginning on Wednesday amid rounds of heavy rainfall.

An atmospheric river taking aim at the Midwest and parts of the South could exceed the 500- to 1,000-year average for ...

At a week out, specific details are likely to change but Northern Californians should keep a close eye on this forecast.

AccuWeather meteorologists are issuing urgent warnings about a significant weather event expected to unfold across the ...

The storm is set to bring heavy snow, heavy rain and strong winds across the Golden State through Thursday night.

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.

As of Friday morning, the American Global Forecast System (GFS) model had removed the storm from Northern California altogether. Because of this change, the KCRA 3 weather team has removed Wednesday's ...

A swathe of fresh weather warnings have been issued for much of the North Island as an “atmospheric river” begins dumping 450mm of rain over the country. Residents in the top of the South Island are ...

Strong winds and rain from the atmospheric river storm hitting the Bay Area caused thousands of PG&E customers to lose power on Wednesday, the utility said.

Incoming heavy rain from an atmospheric river-fueled storm that slammed into the West Coast early Wednesday is threatening ...

Ralph, one of the nation’s experts on atmospheric river storms, devised the scale on which the storms are graded. It is based on the amount of water vapor in the storm and the duration of time ...

Another round of atmospheric river-fueled storms was poised to soak the Bay Area from Tuesday night into the weekend, accompanied by gusty winds and thunderstorms. The National Weather Service ...