Belfast Rainfall ForecastUnited KingdomNIBelfastBelfastToday 21 Nov80%Fri 22 Nov100%Sat 23 Nov100%Sun 24 Nov15%Mon 25 Nov35%Tue 26 Nov15%Belfast rainfall forecast issued today at 12:38 am. Next forecast at approx. 2:38 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