Gellywen Rainfall ForecastUnited KingdomWLCarmarthenshireGellywenToday 24 Apr15%Thu 25 Apr10%Fri 26 Apr20%Sat 27 Apr20%Sun 28 Apr35%Mon 29 Apr30%Gellywen rainfall forecast issued today at 7:37 am. Next forecast at approx. 9:37 pm.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