A powerful atmospheric river storm that drenched the North Bay for two days in a row and set rainfall records moved south Friday, bringing steady rain starting around mid-day that was expected to soak the entire Bay Area until Saturday morning.

An atmospheric river has taken hold of the Bay Area, and weather experts are still unsure when it will pass through the region.

The atmospheric river storm that has soaked the North Bay and inundated the northern part of the state was moving south across the rest of the Bay Area Friday.