A tumultuous weather pattern will continue to focus across the Northwest U.S. into early week, AccuWeather experts warn. As one atmospheric river funneling moisture into Washington, Oregon to Idaho ...

The storm will usher in warm temperatures, which will contribute to the flooding risk from heavy rain as snow melts.

Atmospheric rivers are long and relatively narrow bands of water vapor that form over an ocean and flow through the sky, ...

Forecasters are getting an in-depth look at the next storm that's about to wallop the West Coast this weekend, thanks to the efforts of the Hurricane Hunters.

At Sacramento County’s Mather Airport, an hour’s drive south from-Yuba City, specially outfitted U.S. Air Force “Hurricane Hunter” aircraft stand by, preparing to launch into powerful storms across ...

Heavy rain from a powerful atmospheric river storm is increasing the flood threat in the Northwest as we begin to wrap up the ...

Oregon's snowpack jumped to 144% of normal by Thursday, the best in the western US. However, a warm atmospheric river will hit the state this weekend.

The 2025 water year took a big step forward in February after atmospheric rivers delivered rain and snow to California.

An atmospheric river of moisture is expected to enter portions of western Montana on Saturday night and linger for several ...

Atmospheric rivers are a plume of moisture that extend across the Pacific to near Hawaii. When they hit land, they can cause heavy rains and snow. Here’s a look at the phenomenon: ...

Claire Murphy was conducting "avalanche mitigation" work on Valentine's Day when she and a colleague were caught in an ...