Colnbrook Rainfall ForecastUnited KingdomSEBerkshireColnbrookToday 30 AprNo RainThu 1 May30%Fri 2 May10%Sat 3 May10%Sun 4 May15%Mon 5 May15%Colnbrook rainfall forecast issued today at 7:37 am. Next forecast at approx. 9:37 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