Port St Mary Rainfall ForecastUnited KingdomDGDumfries and GallowayPort St MaryToday 28 Mar90%Fri 29 Mar40%Sat 30 Mar35%Sun 31 Mar10%Mon 1 Apr15%Tue 2 Apr50%Port St Mary rainfall forecast issued today at 6:42 am. Next forecast at approx. 8:42 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 an account to remove ads