Mynydd Cerrig Rainfall ForecastUnited KingdomWLCarmarthenshireMynydd CerrigToday 4 May50%Tue 5 May15%Wed 6 May10%Thu 7 May25%Fri 8 May10%Sat 9 May30%Sun 10 May15%Mynydd Cerrig rainfall forecast issued today at 1:37 pm. Next forecast at approx. 3:37 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 WillyWeather+ to remove ads