Grimshader Wind ForecastUnited KingdomHEWestern IslesGrimshader1-Day3-Day5-Day Graph Plots Open in Graphs Wind Forecast Met OfficeWind Real-Time Grimshader wind forecast issued today at 7:10 pm. Next forecast at approx. 7:10 am.Grimshader Wind Statistics August WindStornoway (9km)2025JulyAugustStrongest 4 August, 202553.7mph WNWAverage August12.2mphStrongest 14 July, 202524.6mph EAverage July8.7mphStrongest 4 August, 202553.7mph WNWAverage 202511.5mphClimate (2011–Present)Stornoway (9km)Take a look at our website widgetsAvailable free! Find Out MoreStrongest 8 January, 202353.7mph SAverage 2020–202511.8mphWind RoseAnnual (5 Year Average)5 Year Average Annual5 Year Average August22.5%12.5%2.5%CalmNear GaleAugust Wind RoseAugust (5 Year Average)5 Year Average Annual5 Year Average August17.5%10%2.5%CalmNear GaleGet WillyWeather+ to remove ads