River Forth - Preston Island Rainfall ForecastUnited KingdomTAFifeRiver Forth - Preston IslandToday 31 May90%Sun 1 Jun45%Mon 2 Jun85%Tue 3 Jun85%Wed 4 Jun30%Thu 5 Jun50%River Forth - Preston Island rainfall forecast issued today at 7:37 am. Next forecast at approx. 9:37 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