Merrion Rainfall ForecastUnited KingdomWLPembrokeshireMerrionToday 24 Apr10%Thu 25 Apr10%Fri 26 Apr45%Sat 27 Apr15%Sun 28 Apr10%Mon 29 Apr50%Tue 30 Apr75%Merrion rainfall forecast issued today 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