A bomb cyclone and atmospheric river combination will slam areas from Northern California to Washington this week. ⁣ ⁣ AccuWeather Meteorologist Ariella Scalese has details on how much rain and snow will fall.⁣ ⁣ #pnw #pacificnorthwest #bombcyclone #atmosphericriver #california #washington #oregon #pnwlife #weather #forecast #accuweather