• New: Model and Ensemble Archive and Viewer
• New: Pivotal Weather
• NOAA Area Forecasts: Upton, NY, Taunton, MA
• Windy Windity
• L-36 Summary Marine Weather and Tides for Noank, CT, Newport,RI, Greenport, NY
• PassageWeather
• MySound Ledge Light , Eastern Sound
• NOAA Ocean Prediction Center, Probabalistic Wind Speed Guidance
• NOAA Hourly Graph  Mystic, Block Island, Newport, Greenport, Larchmont
• Penn State's Northeast E-wall
• NOAA Northeast Sector Radar
• WeatherUnderground Noank, Block Island, Greenport, Nassau, Hamilton, Key West  
• NOAA Experimental Graphic: Connecticut, Key West
• Unisys upper air and forecast models
• Northwest Atlantic Briefing package
• NOAA Ocean Prediction Center
• Spaghetti Models.com
• StormPulse
• Sailflow Mystic Greenport
• Windfinder New England,  Charleston, SC , Chicago-Midway
• NOAA Hourly Graph  Key West,  Charleston, SC, Chicago, IL
• My favorite GRIB viewer is grib.us, free download and free gribs

Tides and Currents: 

• NOAA Current Predictions: Race Point
• NOAA Current Predictions: Connecticut locations
• NOAA Current Predictions: New York locations
• NOAA Tidal Predictions: Mystic River entrance
• NOAA Tidal Prediction: Connecticut locations
• NOAA Tidal Predictions: New York locations
• NOAA Tidal Predication: Rhode Island locations
• Stevens Maritime Center: Urban Ocean Observatory - very cool

Bouys:

• Ledge Light New London, CT
• Block Island
• Central Long Island
• Buzzards Bay, MA

NOAA Charts:

• Fishers Island Sound
• Block Island
• Long Island Sound East
• Long Island Sound West

 Gulfstream:

• NOAA Ocean Prediction Center
• NOAA Altimetry
• Near real-time monitoring from ERS-2 altimetry
• US Navy Gulf Stream chart
• Bermuda Ocean Race Weather page