Rhiw Rainfall ForecastUnited KingdomWLGwyneddRhiwToday 12 JulNo RainSun 13 Jul15%Mon 14 Jul60%Tue 15 Jul40%Wed 16 Jul35%Thu 17 Jul35%Rhiw rainfall forecast issued today at 7:36 am. Next forecast at approx. 9:36 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