River Thames - Westminster Bridge Rainfall ForecastUnited KingdomSEGreater LondonRiver Thames - Westminster BridgeToday 29 Mar80%Mon 30 Mar10%Tue 31 Mar20%Wed 1 Apr15%Thu 2 Apr20%Fri 3 Apr35%Sat 4 Apr50%River Thames - Westminster 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