Rhostrehwfa Rainfall ForecastUnited KingdomWLIsle of AngleseyRhostrehwfaToday 16 Jun5%Tue 17 Jun80%Wed 18 Jun5%Thu 19 Jun5%Fri 20 Jun5%Sat 21 Jun15%Sun 22 Jun10%Rhostrehwfa rainfall forecast issued today at 7:37 pm. Next forecast at approx. 9:37 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