Southwick Rainfall ForecastUnited KingdomSWWiltshireSouthwickToday 1 Jun35%Mon 2 Jun20%Tue 3 Jun85%Wed 4 Jun30%Thu 5 Jun80%Fri 6 Jun55%Southwick 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 Dean Hill (Wiltshire) RadarNational SatelliteNational SynopticGet WillyWeather+ to remove ads