Lough Foyle - Big Drain Entrance Rainfall ForecastUnited KingdomNILimavadyLough Foyle - Big Drain EntranceToday 12 May90%Wed 13 May65%Thu 14 May75%Fri 15 May15%Sat 16 May45%Sun 17 May40%Mon 18 May45%Lough Foyle - Big Drain Entrance rainfall forecast issued today at 7:38 am. Next forecast at approx. 9:38 pm.1-Day3-Day5-Day Graph Plots Open in Graphs Rainfall Probability Forecast Met Office Rain Today Real-Time Castor Bay (Lurgan) RadarNational SatelliteNational SynopticGet WillyWeather+ to remove ads