Thorn Island Rainfall ForecastUnited KingdomWLPembrokeshireThorn IslandToday 22 Oct80%Thu 23 Oct90%Fri 24 Oct40%Sat 25 Oct15%Sun 26 Oct50%Mon 27 Oct10%Thorn Island rainfall forecast issued today at 1:36 am. Next forecast at approx. 3:36 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