Grangemouth (Falkirk) Rainfall ForecastUnited KingdomDGFalkirkGrangemouth (Falkirk)Today 26 May10%Wed 27 May10%Thu 28 May35%Fri 29 May30%Sat 30 May60%Sun 31 May35%Mon 1 Jun65%Grangemouth (Falkirk) 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 Munduff Hill (Fife) RadarNational SatelliteNational SynopticGet WillyWeather+ to remove ads