Knox Lake Rainfall ForecastUnited StatesTXLimestone CountyKnox LakeToday 19 Apr35%Sun 20 Apr65%Mon 21 Apr25%Tue 22 Apr35%Wed 23 Apr80%Thu 24 Apr75%Fri 25 Apr60%Knox Lake rainfall forecast issued today at 8:08 am. Next forecast at approx. 10:08 pm.1-Day3-Day5-Day Graph Plots Open in Graphs Rainfall Probability Forecast NOAA Rain Today Real-Time Central Texas RadarNational SatelliteNational SynopticGet WillyWeather+ to remove ads