Hillbolt Lake Rainfall ForecastUnited StatesTXAustin CountyHillbolt LakeToday 19 Apr20%Sun 20 Apr80%Mon 21 Apr70%Tue 22 Apr60%Wed 23 Apr75%Thu 24 Apr45%Fri 25 Apr45%Hillbolt Lake 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 Houston/Galveston RadarNational SatelliteNational SynopticGet WillyWeather+ to remove ads