Newtown (Southampton) Rainfall ForecastUnited KingdomSEHampshireNewtown (Southampton)Today 30 Mar15%Tue 31 Mar5%Wed 1 Apr10%Thu 2 Apr10%Fri 3 Apr10%Newtown (Southampton) rainfall forecast issued today at 8:31 pm. Next forecast at approx. 10:31 am.1-Day3-Day5-Day Graph Plots Open in Graphs Rainfall Probability Forecast Met Office Rain Today Real-Time National RadarNational SatelliteNational SynopticGet an account to remove ads