| Captain's Weather | | Features forecasts from the Canadian Maritimes to the US Gulf coast from data derived from the US National Weather Service and Environment Canada. |
| Intellicast.com - Sail | | Provides sailing forecasts based upon weather and wind. Find satellite and radar imagery, and links. |
| Marine Weather @ Weather.org | | Provides forecast map of US waters based upon wind speed and mean-sea-level pressure (MSLP) data. Also features links to forecasts for major US ports. |
| Marine-meteo.com | | Marine forecasts including pressure, winds, and waves for France, Europe and World in English and French. |
| National Data Buoy Center | | Offers recent and historical observations recorded by the National Oceanic and Atmospheric Administration (NOAA) and administered by the National Weather Service of the United States. |
| NOAA Marine Observation Backbone | | Portal maintained National Oceanic and Atmospheric Administration (NOAA) locate and identify, and provide links to line offices and their observing systems. |
| Oceanweather Inc. | | Offers global, regional, and site specific forecasting based upon aggregate wind barb, current and sea surface temperature (SST) data. |
| SailFlow | | Weather service designed specifically for nearshore sailors. Provides animated radar, satellite, and wind information. |
| WWW Tide/Current Predictor | | Generates predictions for harmonic tide and current conditions. Features links to related resources. Hosted by the Department of Biological Sciences, University of South Carolina. | |
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