Thorn Island Rainfall ForecastUnited KingdomWLPembrokeshireThorn IslandToday 24 Nov45%Mon 25 Nov55%Tue 26 Nov20%Wed 27 Nov5%Thu 28 Nov55%Fri 29 Nov70%Thorn Island rainfall forecast issued today at 6:38 am. Next forecast at approx. 8:38 pm.1-Day3-Day5-Day Graph Plots Open in Graphs Rainfall Probability Forecast Met Office Rain Today Real-Time Crug-y-Gorllwyn (Carmarthenshire) RadarNational SatelliteNational SynopticGet WillyWeather+ to remove ads