River Rainfall ForecastUnited KingdomSEWest SussexRiverToday 29 Apr5%Tue 30 Apr15%Wed 1 May55%Thu 2 May50%Fri 3 May15%Sat 4 May30%River rainfall forecast issued today at 1:37 am. Next forecast at approx. 3:37 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 an account to remove ads