Overbister Rainfall ForecastUnited KingdomOSOrkney IslandsOverbisterToday 4 Mar10%Fri 5 Mar10%Sat 6 Mar40%Sun 7 Mar55%Mon 8 Mar15%Overbister rainfall forecast issued today at 9:31 pm. Next forecast at approx. 11:31 am.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