River Forth - Inch Island Rainfall ForecastUnited KingdomTAClackmannanRiver Forth - Inch IslandToday 21 May90%Fri 22 May50%Sat 23 May35%Sun 24 May10%Mon 25 May5%Tue 26 MayNo RainRiver Forth - Inch Island rainfall forecast issued today at 1:35 am. Next forecast at approx. 3:35 pm.1-Day3-Day5-Day Graph Plots Open in Graphs Rainfall Probability Forecast Met Office Rain Today Real-Time Holehead (Stirling) RadarNational SatelliteNational SynopticGet WillyWeather+ to remove ads