San Francisco Bay - Sanchez Creek Entrance Rainfall ForecastUnited StatesCASan Mateo CountySan Francisco Bay - Sanchez Creek EntranceToday 16 Apr5%Thu 17 AprNo RainFri 18 AprNo RainSat 19 AprNo RainSun 20 AprNo RainMon 21 AprNo RainTue 22 AprNo RainSan Francisco Bay - Sanchez Creek Entrance rainfall forecast issued today at 3:04 am. Next forecast at approx. 5:04 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