Cefn-gwyn Wind ForecastUnited KingdomWLPowysCefn-gwyn1-Day3-Day5-Day Graph Plots Open in Graphs Wind Forecast Met OfficeWind Real-Time Cefn-gwyn wind forecast issued today at 1:10 pm. Next forecast at approx. 1:10 am.Cefn-gwyn Wind Statistics October WindLake Vyrnwy Saws (34km)2025SeptemberOctoberStrongest 3 October, 202544.7mph SWAverage October6.7mphStrongest 15 September, 202538mph SWAverage September7.6mphStrongest 24 January, 202547mph SWAverage 20257.3mphClimate (2011–Present)Lake Vyrnwy Saws (34km)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 October20%11.25%2.5%CalmNear GaleOctober Wind RoseOctober (5 Year Average)5 Year Average Annual5 Year Average October22.5%12.5%2.5%CalmNear GaleGet WillyWeather+ to remove ads