Greencastle Rainfall ForecastUnited KingdomNIOmaghGreencastleToday 28 Mar75%Sat 29 Mar55%Sun 30 Mar20%Mon 31 Mar20%Tue 1 Apr5%Wed 2 AprNo RainThu 3 AprNo RainGreencastle rainfall forecast issued today at 6:38 pm. Next forecast at approx. 8:38 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