Oshkosh Rainfall ForecastUnited StatesWIWinnebago CountyOshkoshToday 19 Apr55%Sun 20 Apr35%Mon 21 Apr95%Tue 22 Apr20%Wed 23 Apr45%Thu 24 Apr30%Fri 25 Apr40%Oshkosh rainfall forecast issued today at 3:04 am. Next forecast at approx. 5:04 pm.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