Castlewellan Rainfall ForecastUnited KingdomNIDownCastlewellanToday 28 Dec10%Mon 29 Dec10%Tue 30 Dec5%Wed 31 Dec15%Thu 1 Jan15%Fri 2 Jan10%Sat 3 Jan10%Castlewellan rainfall forecast issued today at 12:37 pm. Next forecast at approx. 2:37 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