Lough Foyle - Longfield Bank Rainfall ForecastUnited KingdomNIDerryLough Foyle - Longfield BankToday 17 May15%Sun 18 May15%Mon 19 May10%Tue 20 May10%Wed 21 May10%Thu 22 May10%Fri 23 May45%Lough Foyle - Longfield Bank rainfall forecast issued today at 1:39 pm. Next forecast at approx. 3:39 am.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