Hays Rainfall ForecastUnited StatesTXHays CountyHaysToday 19 Apr50%Sun 20 Apr70%Mon 21 Apr10%Tue 22 Apr50%Wed 23 Apr65%Thu 24 Apr55%Fri 25 Apr50%Hays rainfall forecast issued today at 5:04 pm. Next forecast at approx. 7:04 am.1-Day3-Day5-Day Graph Plots Open in Graphs Rainfall Probability Forecast NOAA Rain Today Real-Time San Antonio RadarNational SatelliteNational SynopticGet WillyWeather+ to remove ads