KOIN 6 Meteorologist Josh Cozart shares Portland's wintry mix, winter cold and sunshine, to an atmospheric river that's ...

An expert at the Scripps Institution of Oceanography explains the weather phenomenon that can wreak havoc across California.

Portland mayor Keith Wilson and the new City Council are facing a potential $100 million. As they consider where to cut, where does public safety fall? Portland Police Association President Sgt.

PORTLAND, Ore. (KOIN) — Our dry January comes to an end around Portland as a weak atmospheric river brings rain and wind back to the Pacific Northwest on Friday. Soaking rains will last much of ...

A prolonged atmospheric river event is set to continue delivering moderate to heavy rain across the Pacific Northwest, with the Portland area bracing for a cold week ahead. Showers are expected to ...

As the Bay Area prepares for another round of storms, a new Stanford study explains just how much damage atmospheric rivers can cause. “They contribute up to half of our water every year, but ...

Of those heretical years, anomalously high or low atmospheric river activity explained roughly 70% of them. The results suggest that atmospheric rivers can override traditional El Niño/La Niña ...

SO THIS IS OUR ATMOSPHERIC RIVER. REMEMBER, THAT’S JUST MOISTURE HIGH UP IN THE ATMOSPHERE. THAT DOESN’T MAKE RAIN ON ITS OWN. YOU NEED STORM SYSTEMS TO COME THROUGH AND CARRY THAT MOISTURE ...

An atmospheric river brought heavy rain and mountain snow to parts of California and the Pacific Northwest on Friday, January 31. Satellite imagery released by the Cooperative Institute for Research ...