Port Castle Bay Rainfall ForecastUnited KingdomDGDumfries and GallowayPort Castle BayToday 23 Jul5%Fri 24 Jul50%Sat 25 Jul85%Sun 26 Jul40%Mon 27 Jul45%Tue 28 Jul50%Wed 29 Jul35%1-Day3-Day5-Day Graph Plots Open in Graphs Rainfall Probability Forecast Met Office Rain Today Real-Time Port Castle Bay rainfall forecast issued today at 1:33 pm. Next forecast at approx. . Rainfall Rainfall AccumulationCastor Bay (Lurgan) RadarGet WillyWeather+ to remove ads