Southwick Beach Rainfall ForecastUnited KingdomSEWest SussexSouthwick BeachToday 1 Jun10%Mon 2 Jun5%Tue 3 Jun80%Wed 4 Jun30%Thu 5 Jun80%Fri 6 Jun40%Southwick Beach rainfall forecast issued today at 7:37 am. Next forecast at approx. 9:37 pm.1-Day3-Day5-Day Graph Plots Open in Graphs Rainfall Probability Forecast Met Office Rain Today Real-Time Thurnham (Kent) RadarNational SatelliteNational SynopticGet WillyWeather+ to remove ads