River Dart - Dartmouth Castle Rainfall ForecastUnited KingdomSWDevonRiver Dart - Dartmouth CastleToday 2 Apr50%Thu 3 Apr85%Fri 4 Apr5%Sat 5 AprNo RainSun 6 AprNo RainMon 7 AprNo RainRiver Dart - Dartmouth Castle rainfall forecast issued today at 1:37 am. Next forecast at approx. 3:37 pm.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