Sherman Island Waterfowl Management Area Rainfall ForecastUnited StatesCASacramento CountySherman Island Waterfowl Management AreaToday 19 AprNo RainSun 20 AprNo RainMon 21 AprNo RainTue 22 AprNo RainWed 23 AprNo RainThu 24 AprNo RainFri 25 Apr10%Sherman Island Waterfowl Management Area rainfall forecast issued today at 2:04 am. Next forecast at approx. 4:04 pm.1-Day3-Day5-Day Graph Plots Open in Graphs Rainfall Probability Forecast NOAA Rain Today Real-Time Sacramento RadarNational SatelliteNational SynopticGet WillyWeather+ to remove ads