Pentre-llyn-cymmer Rainfall ForecastUnited KingdomWLConwyPentre-llyn-cymmerToday 17 Sep90%Thu 18 Sep90%Fri 19 Sep75%Sat 20 Sep80%Sun 21 Sep75%Mon 22 Sep5%Tue 23 Sep10%Pentre-llyn-cymmer 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 Clee Hill (Shropshire) RadarNational SatelliteNational SynopticGet WillyWeather+ to remove ads