Southmarsh Rainfall ForecastUnited KingdomSWSomersetSouthmarshToday 1 Oct30%Fri 2 Oct5%Sat 3 Oct20%Sun 4 Oct20%Mon 5 Oct15%Tue 6 Oct15%Wed 7 Oct10%1-Day3-Day5-Day Graph Plots Open in Graphs Rainfall Probability Forecast Met Office Rain Today Real-Time Southmarsh rainfall forecast issued today at 1:08 pm. Next forecast at approx. 3:08 am. Rainfall Rainfall AccumulationDean Hill (Wiltshire) RadarGet WillyWeather+ to remove ads