Cwmcarn Rainfall ForecastUnited KingdomWLCaerphillyCwmcarnToday 24 Nov95%Mon 25 Nov45%Tue 26 Nov70%Wed 27 Nov35%Thu 28 Nov20%Fri 29 Nov50%Cwmcarn rainfall forecast issued today at 12:38 am. Next forecast at approx. 2:38 pm.1-Day3-Day5-Day Graph Plots Open in Graphs Rainfall Probability Forecast Met Office Rain Today Real-Time Cobbacombe Cross (Devon) RadarNational SatelliteNational SynopticGet WillyWeather+ to remove ads