Portsmouth Harbour - Port Solent Rainfall ForecastUnited KingdomSEHampshirePortsmouth Harbour - Port SolentToday 30 OctNo RainSat 31 Oct15%Sun 1 Nov10%Mon 2 Nov5%Tue 3 Nov10%Wed 4 Nov5%Thu 5 Nov5%1-Day3-Day5-Day Graph Plots Open in Graphs Rainfall Probability Forecast Met Office Rain Today Real-Time Portsmouth Harbour - Port Solent rainfall forecast issued today at 6:11 am. Next forecast at approx. 8:11 pm. Rainfall Rainfall AccumulationDean Hill (Wiltshire) RadarGet WillyWeather+ to remove ads