Harrisburg Rainfall ForecastUnited StatesNEBanner CountyHarrisburgToday 17 Apr65%Fri 18 Apr90%Sat 19 Apr30%Sun 20 Apr15%Mon 21 Apr25%Tue 22 Apr25%Wed 23 Apr40%Harrisburg rainfall forecast issued today at 1:04 am. Next forecast at approx. 3:04 pm.1-Day3-Day5-Day Graph Plots Open in Graphs Rainfall Probability Forecast NOAA Rain Today Real-Time Cheyenne RadarNational SatelliteNational SynopticGet WillyWeather+ to remove ads