Langstone Harbour - Southsea Marina Rainfall ForecastUnited KingdomSEHampshireLangstone Harbour - Southsea MarinaToday 3 Jun65%Wed 4 Jun60%Thu 5 Jun85%Fri 6 Jun50%Sat 7 Jun60%Sun 8 Jun5%Langstone Harbour - Southsea Marina rainfall forecast issued today at 1:37 am. Next forecast at approx. 3:37 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