River Foyle Entrance Rainfall ForecastUnited KingdomNIDerryRiver Foyle EntranceToday 15 Feb85%Mon 16 Feb80%Tue 17 Feb15%Wed 18 Feb10%Thu 19 Feb15%Fri 20 Feb75%Sat 21 Feb55%River Foyle Entrance rainfall forecast issued today at 6:36 am. Next forecast at approx. 8:36 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