St Joseph's Regional Open Space Rainfall ForecastUnited StatesCASanta Clara CountySt Joseph's Regional Open SpaceToday 16 Apr5%Thu 17 Apr5%Fri 18 AprNo RainSat 19 AprNo RainSun 20 AprNo RainMon 21 AprNo RainTue 22 AprNo RainSt Joseph's Regional Open Space rainfall forecast issued today at 9:04 am. Next forecast at approx. 11:04 pm.1-Day3-Day5-Day Graph Plots Open in Graphs Rainfall Probability Forecast NOAA Rain Today Real-Time San Francisco RadarNational SatelliteNational SynopticGet WillyWeather+ to remove ads