Lough Foyle - Longfield Bank Rainfall ForecastUnited KingdomNIDerryLough Foyle - Longfield BankToday 15 Aug85%Sun 16 Aug85%Mon 17 Aug90%Tue 18 Aug50%Wed 19 Aug65%Thu 20 Aug40%Fri 21 Aug35%1-Day3-Day5-Day Graph Plots Open in Graphs Rainfall Probability Forecast Met Office Rain Today Real-Time Lough Foyle - Longfield Bank rainfall forecast issued today at 7:09 pm. Next forecast at approx. 9:09 am. Rainfall Rainfall AccumulationCastor Bay (Lurgan) RadarGet WillyWeather+ to remove ads