Watford Gap Rainfall ForecastUnited KingdomEMNorthamptonshireWatford GapToday 7 JulNo RainWed 8 JulNo RainThu 9 JulNo RainFri 10 Jul5%Sat 11 Jul10%Sun 12 Jul5%Mon 13 Jul5%Watford Gap rainfall forecast issued today at 7:35 pm. Next forecast at approx. 9:35 am.1-Day3-Day5-Day Graph Plots Open in Graphs Rainfall Probability Forecast Met Office Rain Today Real-Time Rainfall Rainfall AccumulationChenies (Hertfordshire) RadarGet WillyWeather+ to remove ads