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?

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.