Porth Pistyll Rainfall ForecastUnited KingdomWLGwyneddPorth PistyllToday 17 Aug80%Tue 18 Aug55%Wed 19 Aug60%Thu 20 Aug45%Fri 21 Aug65%Sat 22 Aug5%Sun 23 Aug5%1-Day3-Day5-Day Graph Plots Open in Graphs Rainfall Probability Forecast Met Office Rain Today Real-Time Porth Pistyll rainfall forecast issued today at 7:08 am. Next forecast at approx. 9:08 pm. Rainfall Rainfall AccumulationCrug-y-Gorllwyn (Carmarthenshire) RadarGet WillyWeather+ to remove ads