River Forth - Inch Island Rainfall ForecastUnited KingdomTAClackmannanRiver Forth - Inch IslandToday 16 Jan10%Sun 17 Jan55%Mon 18 Jan80%Tue 19 Jan45%Wed 20 Jan10%River Forth - Inch Island rainfall forecast issued today at 3:31 pm. Next forecast at approx. 5:31 am.1-Day3-Day5-Day Graph Plots Open in Graphs Rainfall Probability Forecast Met Office Rain Today Real-Time National RadarNational SatelliteNational SynopticGet an account to remove ads