Web1 day ago · a weak trough will move e across the waters tonight into wed, followed by another weak trough or cold front wed night. High pressure will gradually build e across. Webcoastal marine zone forecasts by the gray/portland, me forecast office. Click on the links in the table to get a forecast for each zone. Clicking on the map links to a text forecast. Webcoastal waters from stonington me to merrimack river ma out to 25 nm. Web13 rows · portland coastal marine weather forecast, outlook, situation and…