Sully Island Rainfall ForecastUnited KingdomWLVale of GlamorganSully IslandToday 24 Nov90%Mon 25 Nov65%Tue 26 Nov75%Wed 27 Nov35%Thu 28 Nov15%Fri 29 Nov30%Sully Island rainfall forecast issued today at 12:38 am. Next forecast at approx. 2:38 pm.1-Day3-Day5-Day Graph Plots Open in Graphs Rainfall Probability Forecast Met Office Rain Today Real-Time Cobbacombe Cross (Devon) RadarNational SatelliteNational SynopticGet WillyWeather+ to remove ads