Greenisland Rainfall ForecastUnited KingdomNICarrickfergusGreenislandToday 23 Oct50%Fri 24 Oct50%Sat 25 Oct55%Sun 26 Oct50%Mon 27 Oct10%Tue 28 Oct30%Wed 29 Oct45%Greenisland rainfall forecast issued today at 1:36 pm. Next forecast at approx. 3:36 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