Penarth Haven Rainfall ForecastUnited KingdomWLVale of GlamorganPenarth HavenToday 12 Mar95%Fri 13 Mar80%Sat 14 Mar15%Sun 15 Mar60%Mon 16 Mar75%Tue 17 Mar55%Wed 18 Mar10%Penarth Haven rainfall forecast issued today at 6:36 am. Next forecast at approx. 8:36 pm.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