Birsay Rainfall ForecastUnited KingdomOSOrkney IslandsBirsayToday 8 Aug90%Tue 9 Aug50%Wed 10 Aug20%Thu 11 Aug50%Fri 12 Aug10%Sat 13 Aug10%Birsay rainfall forecast issued today at 1:42 am. Next forecast at approx. 3:42 pm.1-Day3-Day5-Day Graph Plots Open in Graphs Rainfall Probability Forecast Met Office Rain Today Real-Time National RadarNational SatelliteNational SynopticGet an account to remove ads