A Pineapple Express is a type of atmospheric river where moisture accumulates in the tropical Pacific around Hawaii, bringing ...

Hundreds of people were urged to evacuate on Friday due to a high risk of avalanches amid an incoming atmospheric river.

After recovering from record-setting flooding, many in King County are wondering why December’s flooding has been more ...

(THE CONVERSATION) Along the U.S. West Coast, atmospheric rivers are dreaded for the damage they can cause, but they are also essential to the region’s snowpack and water supply, as Qian Cao, a ...

More than 122 million Americans are expected to travel at least 50 miles for Christmas and New Year's holidays this year.

PORTLAND, Ore. (KOIN) — The wet and windy weather felt across the Pacific Northwest is thanks to a long band of water vapor stretching across the Pacific Ocean. An atmospheric river continues to ...

Oregon is experiencing two atmospheric river surges, bringing heavy rain and strong winds through the middle of the week. The weather event is expected to cause rising rivers and potential flooding, ...

Flooding caused by the intensity of the atmospheric river slamming the Pacific Northwest this week has prompted evacuations and predictions of record river crests in Washington state. On December 10, ...

A sign for a Christmas tree farm is pictured as flood waters from the Snohomish River cover Marsh Road off State Route 9 in Snohomish, Washington, on December 11, 2025. Tens of thousands of people ...

As another atmospheric river approaches Northern California, local agencies have begun conducting releases from spillways to ...