Southwick Rainfall ForecastUnited KingdomNETyne and WearSouthwickToday 13 May85%Thu 14 May80%Fri 15 May5%Sat 16 May40%Sun 17 May40%Mon 18 May30%Tue 19 May30%Southwick rainfall forecast issued today at 1:38 pm. Next forecast at approx. 3:38 am.1-Day3-Day5-Day Graph Plots Open in Graphs Rainfall Probability Forecast Met Office Rain Today Real-Time High Moorsley (Durham) RadarNational SatelliteNational SynopticGet WillyWeather+ to remove ads