River Tamar - St Germans River Entrance Rainfall ForecastUnited KingdomSWCornwallRiver Tamar - St Germans River EntranceToday 27 Jul75%Mon 28 Jul35%Tue 29 Jul40%Wed 30 Jul5%Thu 31 Jul10%Fri 1 Aug5%River Tamar - St Germans River Entrance rainfall forecast issued yesterday at 7:36 pm. Next forecast at approx. 9:36 am.1-Day3-Day5-Day Graph Plots Open in Graphs Rainfall Probability Forecast Met Office Rain Today Real-Time Cobbacombe Cross (Devon) RadarNational SatelliteNational SynopticGet WillyWeather+ to remove ads