Isbister (Orkney Islands) Rainfall ForecastUnited KingdomOSOrkney IslandsIsbister (Orkney Islands)Today 22 May90%Sat 23 May45%Sun 24 May45%Mon 25 May20%Tue 26 May10%Wed 27 May5%Isbister (Orkney Islands) rainfall forecast issued today at 1:35 am. Next forecast at approx. 3:35 pm.1-Day3-Day5-Day Graph Plots Open in Graphs Rainfall Probability Forecast Met Office Rain Today Real-Time Hill of Dudwick (Aberdeenshire) RadarNational SatelliteNational SynopticGet WillyWeather+ to remove ads