A powerful atmospheric river is forecast to hit Oregon Dec. 18 and into Dec. 19. Follow along for live weather updates from the Statesman Journal.

A map from the National Weather Service in Portland shows where the most rain is likely to fall. In Oregon, the central Willamette Valley and the coast have the greatest chance of two inches of rain or more between Thursday and Friday. Corvallis and Coos Bay have a 90% and 94% chance, respectively, of hitting two or more inches in about 24 hours.

Yet another atmospheric river will slam Oregon and the Willamette Valley on Dec. 18, bringing potential flooding, landslides and power outages.

An atmospheric river will bring periods of rain and snow. While impacts continue, this system is not expected to be as strong as yesterdays front. Find out the details here.

The next atmospheric river will bring heavy rain and mountain snow to parts of the Pacific Northwest. On Thursday, the plume of moisture will begin to shift southward, bringing the highest rain totals to Oregon and northern California through the weekend.

The weather service has issued a flood watch for northwest Oregon and southwest Washington from early Thursday to early Saturday.

Oregon is in for several days of heavy rain, strong winds and rising rivers as two atmospheric river surges push across the state through midweek.

Over 20,000 people are still without power in Oregon and SW Washington after Wednesday’s storm. As crews continue working to clear downed trees and power lines, nearly 22,000 Portland General Electric customers are still without power,

Another atmospheric river will bring more rain to the Pacific Northwest later this week, heightening an extensive flood threat.

Starting tonight, an atmospheric river takes aim at northwest Oregon. Heavy rain and strong winds are back in the forecast.

Portland’s latest atmospheric river sent wind and rain into western Oregon and Washington overnight. Scattered showers will continue as the winds begin to calm.