River Test - Marchwood Military Port Rainfall ForecastUnited KingdomSEHampshireRiver Test - Marchwood Military PortToday 20 Oct80%Tue 21 Oct10%Wed 22 Oct75%Thu 23 Oct35%Fri 24 Oct15%Sat 25 Oct5%River Test - Marchwood Military Port rainfall forecast issued today at 1:35 am. Next forecast at approx. 3:35 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