Porth y Post Rainfall ForecastUnited KingdomWLIsle of AngleseyPorth y PostToday 13 May60%Thu 14 May65%Fri 15 May5%Sat 16 May80%Sun 17 May30%Mon 18 May80%Tue 19 May80%Porth y Post rainfall forecast issued today at 7:39 pm. Next forecast at approx. 9:39 am.1-Day3-Day5-Day Graph Plots Open in Graphs Rainfall Probability Forecast Met Office Rain Today Real-Time Dublin RadarNational SatelliteNational SynopticGet WillyWeather+ to remove ads