River Dart - Dartmouth Castle Rainfall ForecastUnited KingdomSWDevonRiver Dart - Dartmouth CastleToday 15 Sep5%Tue 16 Sep90%Wed 17 Sep55%Thu 18 Sep50%Fri 19 Sep45%Sat 20 Sep40%Sun 21 Sep30%River Dart - Dartmouth Castle rainfall forecast issued today at 7:38 pm. Next forecast at approx. 9:38 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