Duck Island Rainfall ForecastUnited StatesCTNew Haven CountyDuck IslandToday 21 Apr15%Tue 22 Apr70%Wed 23 Apr5%Thu 24 AprNo RainFri 25 Apr20%Sat 26 Apr65%Sun 27 Apr35%Duck Island rainfall forecast issued today at 8:04 am. Next forecast at approx. 10:04 pm.1-Day3-Day5-Day Graph Plots Open in Graphs Rainfall Probability Forecast NOAA Rain Today Real-Time Upton RadarNational SatelliteNational SynopticGet WillyWeather+ to remove ads