Belknap Rainfall ForecastUnited StatesILJohnson CountyBelknapToday 18 Apr10%Sat 19 Apr55%Sun 20 Apr60%Mon 21 Apr80%Tue 22 Apr5%Wed 23 Apr20%Thu 24 Apr55%Belknap rainfall forecast issued today at 9:04 pm. Next forecast at approx. 11:04 am.1-Day3-Day5-Day Graph Plots Open in Graphs Rainfall Probability Forecast NOAA Rain Today Real-Time Paducah RadarNational SatelliteNational SynopticGet WillyWeather+ to remove ads