Groeslon Rainfall ForecastUnited KingdomWLGwyneddGroeslonToday 19 Apr10%Mon 20 Apr50%Tue 21 Apr5%Wed 22 Apr5%Thu 23 AprNo RainFri 24 AprNo RainSat 25 Apr5%Groeslon 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 WillyWeather+ to remove ads