Southampton Water - River Hamble Entrance Rainfall ForecastUnited KingdomSEHampshireSouthampton Water - River Hamble EntranceToday 3 Jun90%Wed 4 Jun45%Thu 5 Jun85%Fri 6 Jun45%Sat 7 Jun65%Sun 8 Jun15%Southampton Water - River Hamble Entrance rainfall forecast issued yesterday at 7:37 pm. Next forecast at approx. 9:37 am.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