Great Billing Rainfall ForecastUnited KingdomEMNorthamptonshireGreat BillingToday 24 Apr15%Sat 25 Apr5%Sun 26 Apr10%Mon 27 Apr10%Tue 28 Apr10%Wed 29 Apr5%Great Billing rainfall forecast issued today at 1:36 am. Next forecast at approx. 3:36 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