Olchfa Rainfall ForecastUnited KingdomWLSwanseaOlchfaToday 23 Apr15%Wed 24 Apr10%Thu 25 Apr25%Fri 26 Apr20%Sat 27 Apr55%Sun 28 Apr40%Olchfa 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