Expires:202406162300;;109041 FZUS56 KSEW 160947 CWFSEW Coastal Waters Forecast for Washington National Weather Service Seattle WA 247 AM PDT Sun Jun 16 2024 Inland waters of western Washington and the northern and central Washington coastal waters including the Olympic Coast National Marine Sanctuary PZZ100-162300- 247 AM PDT Sun Jun 16 2024 .SYNOPSIS FOR THE NORTHERN AND CENTRAL WASHINGTON COASTAL AND INLAND WATERS...Surface ridging will build over the coastal waters this evening into Sunday with lower pressure remaining over the interior. Looking into early next week, broad surface ridging over the coastal and offshore waters will maintain onshore flow. $$