Onllwyn Wind ForecastUnited KingdomWLNeath Port TalbotOnllwyn1-Day3-Day5-Day Graph Plots Open in Graphs Wind Forecast Met OfficeWind Real-Time Onllwyn wind forecast issued today at 1:10 pm. Next forecast at approx. 1:10 am.Onllwyn Wind Statistics May WindSennybridge (31km)2026AprilMayStrongest 1 May, 20268.9mph ESEAverage May2.2mphStrongest 4 April, 202633.6mph SSWAverage April7.6mphStrongest 4 April, 202633.6mph SSWAverage 20266.9mphClimate (2011–Present)Sennybridge (31km)Take a look at our website widgetsAvailable free! Find Out MoreStrongest 13 March, 202335.8mph SWAverage 2021–20265.4mphWind RoseAnnual (5 Year Average)5 Year Average Annual5 Year Average May15%8.75%2.5%CalmNear GaleMay Wind RoseMay (5 Year Average)5 Year Average Annual5 Year Average May20%11.25%2.5%CalmNear GaleGet WillyWeather+ to remove ads