Trawsfynydd Rainfall ForecastUnited KingdomWLGwyneddTrawsfynyddToday 24 May95%Sun 25 May40%Mon 26 May85%Tue 27 May85%Wed 28 May55%Thu 29 May35%Fri 30 May15%Trawsfynydd rainfall forecast issued today at 7:38 am. Next forecast at approx. 9:38 pm.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