Helford Passage Rainfall ForecastUnited KingdomSWCornwallHelford PassageToday 14 Sep95%Mon 15 Sep45%Tue 16 Sep75%Wed 17 Sep50%Thu 18 Sep45%Fri 19 Sep15%Helford Passage rainfall forecast issued today at 1:36 am. Next forecast at approx. 3:36 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