CO-OPS (http://tidesandcurrents.noaa.gov/) provides the national infrastructure, science, and technical expertise to monitor, assess, and distribute tide, current, water level, and other coastal oceanographic products and services that support NOAA's mission of environmental stewardship and environmental assessment and prediction. CO-OPS provides operationally sound observations and monitoring capabilities coupled with operational Nowcast Forecast modeling.
http://opendap.co-ops.nos.noaa.gov/axis/
Water Level Preliminary Six Minute http://opendap.co-ops.nos.noaa.gov/axis/services/WaterLevelRawSixMin?wsdl One Minute http://opendap.co-ops.nos.noaa.gov/axis/services/WaterLevelRawOneMin?wsdl Verified Six Minute http://opendap.co-ops.nos.noaa.gov/axis/services/WaterLevelVerifiedSixMin?wsdl Hourly Heights http://opendap.co-ops.nos.noaa.gov/axis/services/WaterLevelVerifiedHourly?wsdl High/Lows http://opendap.co-ops.nos.noaa.gov/axis/services/WaterLevelVerifiedHighLow?wsdl Meteorological & Ancillary Air Temperature http://opendap.co-ops.nos.noaa.gov/axis/services/AirTemperature?wsdl Barometric Pressure http://opendap.co-ops.nos.noaa.gov/axis/services/BarometricPressure?wsdl Conductivity http://opendap.co-ops.nos.noaa.gov/axis/services/Conductivity?wsdl Water Temperature http://opendap.co-ops.nos.noaa.gov/axis/services/WaterTemperature?wsdl Wind http://opendap.co-ops.nos.noaa.gov/axis/services/Wind?wsdl Tide Predictions High Low Tide Predictions http://opendap.co-ops.nos.noaa.gov/axis/services/highlowtidepred?wsdl Tide Predictions http://opendap.co-ops.nos.noaa.gov/axis/services/Predictions?wsdl Currents Water Velocity http://opendap.co-ops.nos.noaa.gov/axis/services/Currents?wsdl Active Stations Active Stations http://opendap.co-ops.nos.noaa.gov/axis/services/ActiveStations?wsdl Harmonic Constituents Harmonic Constituents http://opendap.co-ops.nos.noaa.gov/axis/services/HarmonicConstituents?wsdl Datums Datums http://opendap.co-ops.nos.noaa.gov/axis/services/Datums?wsdl
OperationDescription N/A