Holm (Orkney Islands) Rainfall ForecastUnited KingdomOSOrkney IslandsHolm (Orkney Islands)Today 15 Sep90%Tue 16 Sep45%Wed 17 Sep45%Thu 18 Sep45%Fri 19 Sep45%Sat 20 Sep55%Holm (Orkney Islands) 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 Hill of Dudwick (Aberdeenshire) RadarNational SatelliteNational SynopticGet WillyWeather+ to remove ads