Loch of Swannay Rainfall ForecastUnited KingdomOSOrkney IslandsLoch of SwannayToday 6 Sep5%Sun 7 Sep50%Mon 8 Sep10%Tue 9 Sep10%Wed 10 Sep20%Thu 11 Sep35%Loch of Swannay 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 Druim a'Starraig (Isle of Lewis) RadarNational SatelliteNational SynopticGet WillyWeather+ to remove ads