Lough Foyle - Big Drain Entrance Rainfall ForecastUnited KingdomNILimavadyLough Foyle - Big Drain EntranceToday 13 Aug65%Fri 14 Aug55%Sat 15 Aug10%Sun 16 Aug55%Mon 17 Aug60%Tue 18 Aug30%1-Day3-Day5-Day Graph Plots Open in Graphs Rainfall Probability Forecast Met Office Rain Today Real-Time Lough Foyle - Big Drain Entrance rainfall forecast issued today at 1:08 am. Next forecast at approx. 3:08 pm. Rainfall Rainfall AccumulationCastor Bay (Lurgan) RadarGet WillyWeather+ to remove ads