Glan-yr-afon (Llandderfel) Wind ForecastUnited KingdomWLGwyneddGlan-yr-afon (Llandderfel)1-Day3-Day5-Day Graph Plots Open in Graphs Wind Forecast Met OfficeWind Real-Time Glan-yr-afon (Llandderfel) wind forecast issued today at 6:13 am. Next forecast at approx. 6:13 pm.Glan-yr-afon (Llandderfel) Wind Statistics November WindLake Vyrnwy Saws (23km)2024OctoberNovemberStrongest 22 November, 202431.3mph WAverage November4.3mphStrongest 20 October, 202435.8mph SWAverage October6.4mphStrongest 23 January, 202451.4mph SWAverage 20247.7mphClimate (2011–Present)Lake Vyrnwy Saws (23km)Take a look at our website widgetsAvailable free! Find Out MoreStrongest 9 February, 202051.4mph SWAverage 2019–20248.3mphWind RoseAnnual (5 Year Average)5 Year Average Annual5 Year Average November20%11.25%2.5%CalmStormNovember Wind RoseNovember (5 Year Average)5 Year Average Annual5 Year Average November15%8.75%2.5%CalmStormGet WillyWeather+ to remove ads