River Forth - Preston Island Rainfall ForecastUnited KingdomTAFifeRiver Forth - Preston IslandToday 2 Aug90%Sun 3 Aug90%Mon 4 Aug75%Tue 5 Aug10%Wed 6 Aug10%Thu 7 Aug15%River Forth - Preston Island rainfall forecast issued today at 1:36 am. Next forecast at approx. 3:36 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