Port Castle Bay Rainfall ForecastUnited KingdomDGDumfries and GallowayPort Castle BayToday 22 MayNo RainFri 23 May95%Sat 24 May75%Sun 25 May60%Mon 26 May65%Tue 27 May75%Wed 28 May75%Port Castle Bay rainfall forecast issued today at 7:37 pm. Next forecast at approx. 9:37 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