Portfield Rainfall ForecastUnited KingdomSEWest SussexPortfieldToday 12 Apr55%Mon 13 Apr30%Tue 14 Apr20%Wed 15 Apr25%Thu 16 Apr15%Fri 17 Apr15%Sat 18 Apr10%Portfield rainfall forecast issued today at 1:35 pm. Next forecast at approx. 3:35 am.1-Day3-Day5-Day Graph Plots Open in Graphs Rainfall Probability Forecast Met Office Rain Today Real-Time Dean Hill (Wiltshire) RadarNational SatelliteNational SynopticGet WillyWeather+ to remove ads