Sugar River Forest Preserve Rainfall ForecastUnited StatesILWinnebago CountySugar River Forest PreserveToday 18 Apr80%Sat 19 Apr20%Sun 20 Apr70%Mon 21 Apr95%Tue 22 Apr25%Wed 23 Apr45%Thu 24 Apr30%Sugar River Forest Preserve rainfall forecast issued today at 8:05 pm. Next forecast at approx. 10:05 am.1-Day3-Day5-Day Graph Plots Open in Graphs Rainfall Probability Forecast NOAA Rain Today Real-Time Milwaukee RadarNational SatelliteNational SynopticGet WillyWeather+ to remove ads