Chichester Harbour Entrance Rainfall ForecastUnited KingdomSEHampshireChichester Harbour EntranceToday 17 Feb50%Tue 18 Feb40%Wed 19 Feb60%Thu 20 Feb85%Fri 21 Feb15%Chichester Harbour Entrance rainfall forecast issued today at 1:31 pm. Next forecast at approx. 3:31 am.1-Day3-Day5-Day Graph Plots Open in Graphs Rainfall Probability Forecast Met Office Rain Today Real-Time National SatelliteNational SynopticGet an account to remove ads