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 12:10 am. Next forecast at approx. 12:10 pm.Glan-yr-afon (Llandderfel) Wind Statistics February WindLake Vyrnwy Saws (23km)2026JanuaryFebruaryStrongest 5 February, 202631.3mph ENEAverage February8.3mphStrongest 12 January, 202633.6mph SWAverage January7.6mphStrongest 12 January, 202633.6mph SWAverage 20267.8mphClimate (2011–Present)Lake Vyrnwy Saws (23km)Take a look at our website widgetsAvailable free! Find Out MoreStrongest 23 January, 202451.4mph SWAverage 2021–20267.9mphWind RoseAnnual (5 Year Average)5 Year Average Annual5 Year Average February20%11.25%2.5%CalmStormFebruary Wind RoseFebruary (5 Year Average)5 Year Average Annual5 Year Average February17.5%10%2.5%CalmStormGet WillyWeather+ to remove ads