Collegeville Rainfall ForecastUnited StatesARSaline CountyCollegevilleToday 19 Apr15%Sun 20 Apr80%Mon 21 Apr85%Tue 22 Apr10%Wed 23 Apr50%Thu 24 Apr70%Fri 25 Apr75%Collegeville rainfall forecast issued today at 5:04 pm. Next forecast at approx. 7:04 am.1-Day3-Day5-Day Graph Plots Open in Graphs Rainfall Probability Forecast NOAA Rain Today Real-Time Little Rock RadarNational SatelliteNational SynopticGet WillyWeather+ to remove ads