Bass Rock Rainfall ForecastUnited StatesRIWashington CountyBass RockToday 19 Apr15%Sun 20 Apr15%Mon 21 Apr5%Tue 22 Apr60%Wed 23 Apr5%Thu 24 Apr5%Fri 25 Apr20%Bass Rock rainfall forecast issued today at 10:04 pm. Next forecast at approx. 12:04 pm.1-Day3-Day5-Day Graph Plots Open in Graphs Rainfall Probability Forecast NOAA Rain Today Real-Time Boston RadarNational SatelliteNational SynopticGet WillyWeather+ to remove ads