WASHINGTON AND OREGON WATERS

SYNOPSIS...High pressure will gradually weaken tonight and Wed as a cold front approaches the far NW waters. The front will move very slowly SE into the far outer waters tonight, then remain nearly stationary Wed and Wed night. The front will drift back W of the waters Thu, then move back E into the area Thu night. Low pressure will develop along the front W or SW of the waters Thu night, then lift NE into the waters Fri and Fri night, then move NE across the area Sat, and then NE of the region Sat night through Sun night. Another low will move over or just S of the waters Sun and Sun night.