While the torrential downpour caused by an atmospheric river has slowed down, rivers and waterways continue to rise and flood in the state.

The National Weather Service issued a flood watch for Seattle, Washington, and its surrounding areas following the breach of the Green River Levee. The service warned that life-threatening conditions may be experienced in Kent,

The NWS says a series of weather systems will bring an estimated 2 to 6 inches of rain to western Washington through Wednesday. Officials say urban and small stream flooding is possible for areas with poor drainage, and saturated soils are at increased risk for landslides and debris flows.

Drier weather is coming, but flooding effects are likely to continue for days across portions of western Washington state and northwestern Oregon.

Heavy rain​ has triggered flooding, rescues and road closures in Washington state, with Gov. Bob Ferguson declaring a statewide emergency​.

Washington state residents are bracing for possible mudslides and levee failures from floodwaters that are expected to be slow to recede.

Tens of thousands of people evacuated their homes as rivers throughout the Puget Sound region rose to historic levels Thursday, and scores more Washingtonians needed rescue or entire communities were cut off.

"The only clothes I got is just my pajamas," 7-year-old Jocelyn Rosas told CBS News' Carter Evans, as flooding devastated parts of Washington state.