River Forth - Preston Island Rainfall ForecastUnited KingdomTAFifeRiver Forth - Preston IslandToday 16 Sep20%Wed 17 Sep85%Thu 18 Sep30%Fri 19 Sep15%Sat 20 Sep40%Sun 21 Sep5%River Forth - Preston Island rainfall forecast issued today at 7:38 am. Next forecast at approx. 9:38 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