Thorn Island Rainfall ForecastUnited KingdomWLPembrokeshireThorn IslandToday 20 Aug10%Thu 21 Aug5%Fri 22 Aug10%Sat 23 Aug30%Sun 24 Aug10%Mon 25 Aug10%Tue 26 Aug35%Thorn Island rainfall forecast issued today at 1:36 pm. Next forecast at approx. 3:36 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