Bryn-mawr Rainfall ForecastUnited KingdomWLGwyneddBryn-mawrToday 29 Apr90%Tue 30 Apr90%Wed 1 May45%Thu 2 May40%Fri 3 May35%Sat 4 May10%Bryn-mawr rainfall forecast issued yesterday at 7:38 pm. Next forecast at approx. 9:38 am.1-Day3-Day5-Day Graph Plots Open in Graphs Rainfall Probability Forecast Met Office Rain Today Real-Time Crug-y-Gorllwyn (Carmarthenshire) RadarNational SatelliteNational SynopticGet an account to remove ads