Garth Wind ForecastUnited KingdomOSShetland IslandsGarth1-Day3-Day5-Day Graph Plots Open in Graphs Wind Forecast Met OfficeWind Real-Time Garth wind forecast issued today at 7:12 am. Next forecast at approx. 7:12 pm. Wind Speed Wind GustGarth Wind Statistics August WindLerwick (S. Screen) (30km)2026JulyAugustStrongest 9 August, 202633.6mph SWAverage August12.2mphStrongest 25 July, 202635.8mph SWAverage July11.5mphStrongest 24 March, 202651.4mph SWAverage 202615.5mphClimate (2021–2026)Lerwick (S. Screen) (30km)Take a look at our website widgetsAvailable free! Find Out MoreStrongest 27 December, 202362.6mph EAverage 2021–202614.6mphWind RoseAnnual (5 Year Average)5 Year Average Annual5 Year Average August17.5%10%2.5%CalmCycloneAugust Wind RoseAugust (5 Year Average)5 Year Average Annual5 Year Average August15%8.75%2.5%CalmCycloneGet WillyWeather+ to remove ads