Greencastle Rainfall ForecastUnited KingdomNIOmaghGreencastleToday 26 Oct95%Mon 27 Oct85%Tue 28 Oct60%Wed 29 Oct20%Thu 30 Oct85%Fri 31 Oct45%Greencastle rainfall forecast issued today at 6:36 am. Next forecast at approx. 8:36 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