Garneddwen Wind ForecastUnited KingdomWLPowysGarneddwen1-Day3-Day5-Day Graph Plots Open in Graphs Wind Forecast Met OfficeWind Real-Time Garneddwen wind forecast issued today at 1:10 am. Next forecast at approx. 1:10 pm.Garneddwen Wind Statistics September WindLake Vyrnwy Saws (26km)2025AugustSeptemberStrongest 11 September, 202526.8mph SWAverage September7mphStrongest 4 August, 202535.8mph SWAverage August6.6mphStrongest 24 January, 202547mph SWAverage 20257.2mphClimate (2011–Present)Lake Vyrnwy Saws (26km)Take a look at our website widgetsAvailable free! Find Out MoreStrongest 23 January, 202451.4mph SWAverage 2020–20257.9mphWind RoseAnnual (5 Year Average)5 Year Average Annual5 Year Average September20%11.25%2.5%CalmNear GaleSeptember Wind RoseSeptember (5 Year Average)5 Year Average Annual5 Year Average September27.5%15%2.5%CalmNear GaleGet WillyWeather+ to remove ads