River Foyle Entrance Rainfall ForecastUnited KingdomNIDerryRiver Foyle EntranceToday 30 Mar80%Tue 31 Mar50%Wed 1 Apr75%Thu 2 Apr85%Fri 3 Apr50%Sat 4 Apr50%Sun 5 Apr40%River Foyle Entrance rainfall forecast issued today at 7:38 am. Next forecast at approx. 9:38 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