Pen-y-bont (Trelech) Rainfall ForecastUnited KingdomWLCarmarthenshirePen-y-bont (Trelech)Today 30 Apr95%Wed 1 May90%Thu 2 May85%Fri 3 May50%Sat 4 May15%Sun 5 May55%Mon 6 May55%Pen-y-bont (Trelech) rainfall forecast issued today at 7:38 pm. Next forecast at approx. 9:38 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 an account to remove ads