Birsay Rainfall ForecastUnited KingdomOSOrkney IslandsBirsayToday 6 Feb60%Sat 7 Feb80%Sun 8 Feb80%Mon 9 Feb40%Tue 10 Feb50%Wed 11 Feb60%Thu 12 Feb55%Birsay rainfall forecast issued today at 6:35 am. Next forecast at approx. 8:35 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