Groes-wen Rainfall ForecastUnited KingdomWLCaerphillyGroes-wenToday 6 May45%Tue 7 May45%Wed 8 May10%Thu 9 May5%Fri 10 May5%Sat 11 May5%Sun 12 May10%Groes-wen rainfall forecast issued today at 1:38 pm. Next forecast at approx. 3:38 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 an account to remove ads