Lough Foyle - Big Drain Entrance Rainfall ForecastUnited KingdomNILimavadyLough Foyle - Big Drain EntranceToday 21 Nov85%Fri 22 Nov100%Sat 23 Nov100%Sun 24 Nov40%Mon 25 Nov65%Tue 26 Nov35%Lough Foyle - Big Drain Entrance rainfall forecast issued today at 6:38 am. Next forecast at approx. 8:38 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