Knollwood On The Colorado River Rainfall ForecastUnited StatesTXTravis CountyKnollwood On The Colorado RiverToday 15 Apr5%Wed 16 AprNo RainThu 17 AprNo RainFri 18 Apr5%Sat 19 Apr35%Sun 20 Apr50%Mon 21 Apr20%Knollwood On The Colorado River rainfall forecast issued today at 7:04 pm. Next forecast at approx. 9:04 am.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