Langstone Harbour - Southsea Marina Rainfall ForecastUnited KingdomSEHampshireLangstone Harbour - Southsea MarinaToday 29 Mar80%Sat 30 Mar5%Sun 31 Mar50%Mon 1 Apr50%Tue 2 Apr75%Wed 3 Apr75%Langstone Harbour - Southsea Marina rainfall forecast issued today at 12:42 am. Next forecast at approx. 2:42 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 an account to remove ads