Mill Bay Wind ForecastUnited KingdomOSOrkney IslandsMill Bay1-Day3-Day5-Day Graph Plots Open in Graphs Wind Forecast Met OfficeWind Real-Time Mill Bay wind forecast issued today at 1:11 am. Next forecast at approx. 1:11 pm.Mill Bay Wind Statistics September WindKirkwall (29km)2025AugustSeptemberStrongest 7 September, 202531.3mph SEAverage September13.7mphStrongest 4 August, 202544.7mph WAverage August10.5mphStrongest 25 January, 202551.4mph WSWAverage 202511.5mphClimate (2011–Present)Kirkwall (29km)Take a look at our website widgetsAvailable free! Find Out MoreStrongest 22 January, 202453.7mph WAverage 2020–202512.2mphWind RoseAnnual (5 Year Average)5 Year Average Annual5 Year Average September20%11.25%2.5%CalmStrong GaleSeptember Wind RoseSeptember (5 Year Average)5 Year Average Annual5 Year Average September22.5%12.5%2.5%CalmStrong GaleGet WillyWeather+ to remove ads