Sylvan Hill Park Rainfall ForecastUnited StatesWIMarathon CountySylvan Hill ParkToday 18 Apr95%Sat 19 Apr35%Sun 20 Apr20%Mon 21 Apr85%Tue 22 Apr25%Wed 23 Apr45%Thu 24 Apr25%Sylvan Hill Park rainfall forecast issued today at 9:04 pm. Next forecast at approx. 11:04 am.1-Day3-Day5-Day Graph Plots Open in Graphs Rainfall Probability Forecast NOAA Rain Today Real-Time Green Bay RadarNational SatelliteNational SynopticGet WillyWeather+ to remove ads