Helliar Holm Rainfall ForecastUnited KingdomOSOrkney IslandsHelliar HolmToday 19 Sep95%Sun 20 Sep60%Mon 21 Sep85%Tue 22 Sep20%Wed 23 Sep35%Thu 24 Sep20%Fri 25 Sep10%1-Day3-Day5-Day Graph Plots Open in Graphs Rainfall Probability Forecast Met Office Rain Today Real-Time Helliar Holm rainfall forecast issued today at 1:10 pm. Next forecast at approx. 3:10 am. Rainfall Rainfall AccumulationHill of Dudwick (Aberdeenshire) RadarGet WillyWeather+ to remove ads