Portscatho Rainfall ForecastUnited KingdomSWCornwallPortscathoToday 28 Jan80%Thu 29 Jan90%Fri 30 Jan65%Sat 31 Jan35%Sun 1 Feb15%Mon 2 Feb45%Portscatho rainfall forecast issued today at 6:37 am. Next forecast at approx. 8:37 pm.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