Gwernymynydd Rainfall ForecastUnited KingdomWLFlintshireGwernymynyddToday 4 Oct95%Sun 5 Oct60%Mon 6 Oct10%Tue 7 Oct40%Wed 8 Oct55%Thu 9 Oct15%Fri 10 Oct15%Gwernymynydd rainfall forecast issued today at 7:35 am. Next forecast at approx. 9:35 pm.1-Day3-Day5-Day Graph Plots Open in Graphs Rainfall Probability Forecast Met Office Rain Today Real-Time Hameldon Hill (Lancashire) RadarNational SatelliteNational SynopticGet WillyWeather+ to remove ads