Helford River - Porthnavas Creek Entrance Rainfall ForecastUnited KingdomSWCornwallHelford River - Porthnavas Creek EntranceToday 29 Oct15%Fri 30 Oct5%Sat 31 OctNo RainSun 1 Nov5%Mon 2 NovNo RainTue 3 Nov5%Wed 4 Nov5%1-Day3-Day5-Day Graph Plots Open in Graphs Rainfall Probability Forecast Met Office Rain Today Real-Time Helford River - Porthnavas Creek Entrance rainfall forecast issued today at 6:11 pm. Next forecast at approx. 8:11 am. Rainfall Rainfall AccumulationPredannack (Cornwall) RadarGet WillyWeather+ to remove ads