Shows the latest official coastal and offshore marine forecast discussions issued by NOAA/NWS Weather Forecast Offices throughout the U.S. and its affiliated territories. Coastal waters fall within 20 nautical miles of shore, while the offshore zone falls beyond 20 nautical miles out to 60 nautical miles. These forecasts are issued at least four times per day and include predictions on the likelihood of precipitation or reduced visibility, surface wind direction and speed, and significant wave heights. They also include any marine weather advisories, watches, and/or warnings.
This map overlay displays the available forecast zones. Click on a zone to view its latest forecast.
note: See also "surf forecast", "tide forecast", and "ocean forecast" below for color maps of predicted conditions.