Boscastle Rainfall ForecastUnited KingdomSWCornwallBoscastleToday 24 Apr15%Thu 25 Apr35%Fri 26 Apr45%Sat 27 Apr50%Sun 28 Apr40%Mon 29 Apr30%Boscastle rainfall forecast issued today at 1:38 am. Next forecast at approx. 3:38 pm.1-Day3-Day5-Day Graph Plots Open in Graphs Rainfall Probability Forecast Met Office Rain Today Real-Time Predannack (Cornwall) RadarNational SatelliteNational SynopticGet an account to remove ads