Chichester Channel - Thorney Channel Entrance Rainfall ForecastUnited KingdomSEWest SussexChichester Channel - Thorney Channel EntranceToday 14 Feb90%Sun 15 Feb90%Mon 16 Feb35%Tue 17 Feb50%Wed 18 Feb60%Thu 19 Feb15%Fri 20 Feb20%Chichester Channel - Thorney Channel Entrance rainfall forecast issued today at 6:36 am. Next forecast at approx. 8:36 pm.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