Deri Rainfall ForecastUnited KingdomWLCaerphillyDeriToday 2 Mar45%Tue 3 Mar50%Wed 4 Mar5%Thu 5 Mar45%Fri 6 Mar50%Sat 7 Mar15%Sun 8 Mar20%Deri rainfall forecast issued today at 6:36 pm. Next forecast at approx. 8:36 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