Willis Rainfall ForecastUnited StatesTXMontgomery CountyWillisToday 19 Apr15%Sun 20 Apr75%Mon 21 Apr75%Tue 22 Apr50%Wed 23 Apr70%Thu 24 Apr55%Fri 25 Apr45%Willis rainfall forecast issued today at 3:04 am. Next forecast at approx. 5:04 pm.1-Day3-Day5-Day Graph Plots Open in Graphs Rainfall Probability Forecast NOAA Rain Today Real-Time Houston/Galveston RadarNational SatelliteNational SynopticGet WillyWeather+ to remove ads