Pentwyn Rainfall ForecastUnited KingdomWLCardiffPentwynToday 16 Jan45%Sat 17 Jan15%Sun 18 Jan60%Mon 19 Jan45%Tue 20 Jan15%Wed 21 Jan15%Thu 22 Jan45%Pentwyn rainfall forecast issued today at 12:37 pm. Next forecast at approx. 2:37 am.1-Day3-Day5-Day Graph Plots Open in Graphs Rainfall Probability Forecast Met Office Rain Today Real-Time Cobbacombe Cross (Devon) RadarNational SatelliteNational SynopticGet WillyWeather+ to remove ads