Black Rock Rainfall ForecastUnited KingdomSWCornwallBlack RockToday 24 Oct65%Sat 25 Oct10%Sun 26 Oct45%Mon 27 Oct25%Tue 28 Oct10%Wed 29 Oct50%Black Rock rainfall forecast issued yesterday at 7:37 pm. Next forecast at approx. 9:37 am.1-Day3-Day5-Day Graph Plots Open in Graphs Rainfall Probability Forecast Met Office Rain Today Real-Time Predannack (Cornwall) RadarNational SatelliteNational SynopticGet WillyWeather+ to remove ads