Flannan Isles Wind ForecastUnited KingdomHEWestern IslesFlannan Isles1-Day3-Day5-Day Graph Plots Open in Graphs Wind Forecast Met Office Swell Height and Direction Forecast NOAA WaveWatch IIIWind Real-Time Flannan Isles wind forecast issued today at 1:09 pm. Next forecast at approx. 1:09 am. Wind Speed Wind GustFlannan Isles Wind Statistics September WindSouth Uist Range (103km)2026AugustSeptemberStrongest 7 September, 202640.3mph SWAverage September19.1mphStrongest 7 August, 202631.3mph SWAverage August11.5mphStrongest 11 March, 202655.9mph WSWAverage 202615.6mphClimate (2021–2026)South Uist Range (103km)Take a look at our website widgetsAvailable free! Find Out MoreStrongest 29 January, 202258.2mph WAverage 2021–202615.1mphWind RoseAnnual (5 Year Average)5 Year Average Annual5 Year Average September27.5%15%2.5%CalmStrong GaleSeptember Wind RoseSeptember (5 Year Average)5 Year Average Annual5 Year Average September35%18.75%2.5%CalmStrong GaleGet WillyWeather+ to remove ads