Guns Island Rainfall ForecastUnited KingdomNIDownGuns IslandToday 4 Oct15%Mon 5 Oct50%Tue 6 Oct55%Wed 7 Oct35%Thu 8 Oct85%Fri 9 Oct75%1-Day3-Day5-Day Graph Plots Open in Graphs Rainfall Probability Forecast Met Office Rain Today Real-Time Guns Island 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