On Tuesday at 1:36 a.m. EST a lakeshore flood advisory was issued by the National Weather Service valid from 11 p.m. EST until Wednesday 4 a.m. EST for Keweenaw County.

The NWS Seattle WA issued an updated flood warning at 2:17 a.m. on Tuesday in effect until Thursday at 2:34 a.m. for Snohomish County.

Mount Vernon’s floodwall withstood last week’s deluge, showing how federal flood maps can be key. So why haven’t maps in Skagit County been updated in decades?

At 1:36 a.m. EST on Tuesday, the National Weather Service released a lakeshore flood advisory valid for Wednesday between 3 a.m. EST and 10 a.m. EST for Alger and Luce counties.

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.

BURLINGTON, Washington, Dec 12 (Reuters) - Residents and emergency crews in towns along the rain-engorged Skagit River in western Washington state braced on Friday for potential levee failures while National Guard troops assisted in evacuations after days of severe flooding in the Pacific Northwest.

On December 10, 2025, Governor Bob Ferguson hit the emergency button for the whole state as a monster atmospheric river dumped record rain. Rivers everywhere swelled at once, pushing levees to the breaking point in a nail-biting 24-48 hours.