2015 Hindcast base grid: bb50_003b # layers : 20 forcing: tidal elevation: six tidal constituents from Mass Tidal Model subtidal: low pass-filtered boundary elevation from Mass CMZ 30-Year hindcast (Chen) heat flux + wind stress from Mass Oean Plan / Mass CMZ 30-Year hindcast (Chen) Freshwater forcing from 32 Watersheds scaled using Paskamansett USGS Gauge Freshwater Forcing in Narragansett Bay (Blackstone+Taunton), Connecticut River, and Boston Harbor (Charles, Neponset) directly from USGS Gauges Assimilation of SST SST data: Mass CMZ 30-Year Hindcast (Chen) + BuzzBay correction from DMF Cleveland Ledge & Cuttyhunk measurements