Dundrum Harbour Entrance Rainfall ForecastUnited KingdomNIDownDundrum Harbour EntranceToday 5 Nov80%Fri 6 Nov85%Sat 7 Nov50%Sun 8 Nov15%Mon 9 Nov15%Tue 10 Nov75%Wed 11 Nov50%1-Day3-Day5-Day Graph Plots Open in Graphs Rainfall Probability Forecast Met Office Rain Today Real-Time Dundrum Harbour Entrance rainfall forecast issued today at 6:11 am. Next forecast at approx. 8:11 pm. Rainfall Rainfall AccumulationCastor Bay (Lurgan) RadarGet WillyWeather+ to remove ads