Knowl Hill Rainfall ForecastUnited KingdomSEBerkshireKnowl HillToday 13 May5%Wed 14 MayNo RainThu 15 May5%Fri 16 May10%Sat 17 May10%Sun 18 MayNo RainMon 19 MayNo RainKnowl Hill rainfall forecast issued today at 7:37 pm. Next forecast at approx. 9:37 am.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