Risca Rainfall ForecastUnited KingdomWLCaerphillyRiscaToday 3 Jul5%Fri 4 Jul80%Sat 5 Jul60%Sun 6 Jul10%Mon 7 Jul5%Tue 8 Jul5%Wed 9 Jul5%Risca rainfall forecast issued today at 1:38 pm. Next forecast at approx. 3:38 am.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