Loch of Swannay Rainfall ForecastUnited KingdomOSOrkney IslandsLoch of SwannayToday 14 May90%Fri 15 May55%Sat 16 May45%Sun 17 May55%Mon 18 May40%Tue 19 May45%Wed 20 May45%Loch of Swannay rainfall forecast issued today at 7:36 am. Next forecast at approx. 9:36 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