Prospect Heights Rainfall ForecastUnited StatesWIWaukesha CountyProspect HeightsToday 18 Apr80%Sat 19 Apr60%Sun 20 Apr50%Mon 21 Apr95%Tue 22 Apr20%Wed 23 Apr45%Thu 24 Apr20%Prospect Heights rainfall forecast issued today at 10:04 am. Next forecast at approx. 12:04 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