Swaythling Rainfall ForecastUnited KingdomSEHampshireSwaythlingToday 18 Feb90%Thu 19 Feb15%Fri 20 Feb65%Sat 21 Feb55%Sun 22 Feb60%Mon 23 Feb20%Tue 24 Feb50%Swaythling 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