Portnadler Bay Rainfall ForecastUnited KingdomSWCornwallPortnadler BayToday 16 Jul75%Thu 17 Jul45%Fri 18 Jul50%Sat 19 Jul60%Sun 20 Jul40%Mon 21 Jul55%Tue 22 Jul45%Portnadler Bay rainfall forecast issued today at 7:38 am. Next forecast at approx. 9:38 pm.1-Day3-Day5-Day Graph Plots Open in Graphs Rainfall Probability Forecast Met Office Rain Today Real-Time Predannack (Cornwall) RadarNational SatelliteNational SynopticGet WillyWeather+ to remove ads