Southwick Rainfall ForecastUnited KingdomSEHampshireSouthwickToday 21 Dec95%Mon 22 Dec55%Tue 23 Dec10%Wed 24 Dec10%Thu 25 Dec10%Fri 26 Dec5%Southwick 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