Springfield Rainfall ForecastUnited StatesILSangamon CountySpringfieldToday 16 Apr5%Thu 17 Apr70%Fri 18 Apr45%Sat 19 Apr75%Sun 20 Apr60%Mon 21 Apr55%Tue 22 Apr20%Springfield rainfall forecast issued today at 7:04 am. Next forecast at approx. 9:04 pm.1-Day3-Day5-Day Graph Plots Open in Graphs Rainfall Probability Forecast NOAA Rain Today Real-Time Lincoln RadarNational SatelliteNational SynopticGet WillyWeather+ to remove ads