Heavy rainfall will have the potential to produce flooding west of the Cascades in Washington and Oregon,” the CPC said.

In high-elevation areas, snow will pose a threat. NWS meteorologists warned of more than a foot of snow in some mountainous ...

In a Saturday forecast chart, the NWS noted that portions of Washington, Oregon, Idaho, and Montana will continue to ...

A strong atmospheric river will hit the Pacific Northwest later this week and cause waves, strong winds, and heavy ...

How do rivers choose their paths? Why do some rivers form single channels, while others divide into many threads? The questions may sound simple, but they are plagued by dynamic and complex forces ...