Dundrum Harbour Entrance Rainfall ForecastUnited KingdomNIDownDundrum Harbour EntranceToday 7 Sep95%Mon 8 Sep50%Tue 9 Sep45%Wed 10 Sep45%Thu 11 Sep60%Fri 12 Sep20%Sat 13 Sep45%Dundrum Harbour Entrance rainfall forecast issued today at 1:38 pm. Next forecast at approx. 3:38 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