River Foyle - River Faughan Entrance Rainfall ForecastUnited KingdomNIDerryRiver Foyle - River Faughan EntranceToday 17 Feb55%Wed 18 Feb75%Thu 19 Feb90%Fri 20 Feb70%Sat 21 Feb60%Sun 22 Feb60%Mon 23 Feb55%River Foyle - River Faughan Entrance rainfall forecast issued today at 6:36 pm. Next forecast at approx. 8:36 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