River Thames - Barnes Railway Bridge Rainfall ForecastUnited KingdomSEGreater LondonRiver Thames - Barnes Railway BridgeToday 15 Sep50%Tue 16 Sep90%Wed 17 Sep90%Thu 18 Sep15%Fri 19 Sep10%Sat 20 Sep40%River Thames - Barnes Railway Bridge rainfall forecast issued today at 7:36 am. Next forecast at approx. 9:36 pm.1-Day3-Day5-Day Graph Plots Open in Graphs Rainfall Probability Forecast Met Office Rain Today Real-Time Chenies (Hertfordshire) RadarNational SatelliteNational SynopticGet WillyWeather+ to remove ads