Lough Foyle - Longfield Bank Rainfall ForecastUnited KingdomNIDerryLough Foyle - Longfield BankToday 1 Jul90%Thu 2 Jul35%Fri 3 Jul50%Sat 4 Jul55%Sun 5 Jul45%Mon 6 Jul45%Lough Foyle - Longfield Bank rainfall forecast issued today at 1:35 am. Next forecast at approx. 3:35 pm.1-Day3-Day5-Day Graph Plots Open in Graphs Rainfall Probability Forecast Met Office Rain Today Real-Time Rainfall Rainfall AccumulationCastor Bay (Lurgan) RadarGet WillyWeather+ to remove ads