Thorn Island Rainfall ForecastUnited KingdomWLPembrokeshireThorn IslandToday 21 Dec90%Mon 22 Dec50%Tue 23 Dec60%Wed 24 Dec5%Thu 25 DecNo RainFri 26 DecNo RainSat 27 Dec5%Thorn Island rainfall forecast issued today at 12:36 pm. Next forecast at approx. 2:36 am.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