River Foyle - River Faughan Entrance Rainfall ForecastUnited KingdomNIDerryRiver Foyle - River Faughan EntranceToday 21 Nov65%Fri 22 Nov95%Sat 23 Nov95%Sun 24 Nov50%Mon 25 Nov40%Tue 26 Nov30%River Foyle - River Faughan Entrance rainfall forecast issued today at 6:38 am. Next forecast at approx. 8:38 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