Greenisland Rainfall ForecastUnited KingdomNICarrickfergusGreenislandToday 20 Sep20%Mon 21 Sep15%Tue 22 Sep80%Wed 23 Sep45%Thu 24 Sep15%Fri 25 Sep20%1-Day3-Day5-Day Graph Plots Open in Graphs Rainfall Probability Forecast Met Office Rain Today Real-Time Greenisland rainfall forecast issued today at 7:08 am. Next forecast at approx. 9:08 pm. Rainfall Rainfall AccumulationCastor Bay (Lurgan) RadarGet WillyWeather+ to remove ads