Belfast Harbour Entrance Rainfall ForecastUnited KingdomNIBelfastBelfast Harbour EntranceToday 9 Apr95%Fri 10 Apr95%Sat 11 Apr40%Sun 12 Apr35%Mon 13 Apr40%Tue 14 Apr5%Wed 15 Apr15%Belfast Harbour Entrance rainfall forecast issued today at 7:39 am. Next forecast at approx. 9:39 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