Belfast Rainfall ForecastUnited KingdomNIBelfastBelfastToday 8 May40%Sat 9 May10%Sun 10 May10%Mon 11 May10%Tue 12 May10%Wed 13 May40%Belfast rainfall forecast issued today at 1:36 am. Next forecast at approx. 3:36 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