Blackwater Rainfall ForecastUnited KingdomSWCornwallBlackwaterToday 28 Jul15%Wed 29 Jul15%Thu 30 Jul10%Fri 31 Jul5%Sat 1 Aug5%Sun 2 Aug10%1-Day3-Day5-Day Graph Plots Open in Graphs Rainfall Probability Forecast Met Office Rain Today Real-Time Blackwater rainfall forecast issued today at 1:09 am. Next forecast at approx. 3:09 pm. Rainfall Rainfall AccumulationPredannack (Cornwall) RadarGet WillyWeather+ to remove ads