Porth Mawr Beach Rainfall ForecastUnited KingdomWLPembrokeshirePorth Mawr BeachToday 6 May50%Thu 7 May40%Fri 8 May40%Sat 9 May20%Sun 10 May10%Mon 11 May10%Tue 12 May10%Porth Mawr Beach 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