River Foyle Entrance Rainfall ForecastUnited KingdomNIDerryRiver Foyle EntranceToday 1 Jul15%Wed 2 Jul80%Thu 3 Jul85%Fri 4 Jul55%Sat 5 Jul60%Sun 6 Jul80%Mon 7 Jul50%River Foyle Entrance rainfall forecast issued today at 7:36 pm. Next forecast at approx. 9:36 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