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 yesterday at 7:12 pm. Next forecast at approx. 7:12 am.Flannan Isles Wind Statistics April WindStornoway (73km)2025MarchAprilStrongest – Average April–Strongest 5 March, 202538mph SWAverage March12.3mphStrongest 24 January, 202540.3mph EAverage 202513.5mphClimate (2011–Present)Stornoway (73km)Take a look at our website widgetsAvailable free! Find Out MoreStrongest 8 January, 202353.7mph SAverage 2020–202511.7mphWind RoseAnnual (5 Year Average)5 Year Average Annual5 Year Average April22.5%12.5%2.5%CalmGaleApril Wind RoseApril (5 Year Average)5 Year Average Annual5 Year Average April15%8.75%2.5%CalmGaleGet WillyWeather+ to remove ads