Harlansburg Rainfall ForecastUnited StatesPALawrence CountyHarlansburgToday 19 Apr90%Sun 20 Apr85%Mon 21 Apr70%Tue 22 Apr50%Wed 23 Apr10%Thu 24 Apr20%Fri 25 Apr45%Harlansburg rainfall forecast issued today at 9:08 am. Next forecast at approx. 11:08 pm.1-Day3-Day5-Day Graph Plots Open in Graphs Rainfall Probability Forecast NOAA Rain Today Real-Time Pittsburgh RadarNational SatelliteNational SynopticGet WillyWeather+ to remove ads