Port Grenaugh Rainfall ForecastUnited KingdomDGDumfries and GallowayPort GrenaughToday 11 Mar10%Thu 12 Mar95%Fri 13 Mar45%Sat 14 Mar45%Sun 15 Mar60%Mon 16 Mar50%Tue 17 Mar40%Port Grenaugh rainfall forecast issued today at 6:36 pm. Next forecast at approx. 8:36 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