South Lancaster Rainfall ForecastUnited StatesMAWorcester CountySouth LancasterToday 21 Apr10%Tue 22 Apr65%Wed 23 AprNo RainThu 24 AprNo RainFri 25 Apr30%Sat 26 Apr60%Sun 27 Apr40%South Lancaster rainfall forecast issued today at 1:04 pm. Next forecast at approx. 3:04 am.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