Alltwern Wind ForecastUnited KingdomWLSwanseaAlltwern1-Day3-Day5-Day Graph Plots Open in Graphs Wind Forecast Met OfficeWind Real-Time Alltwern wind forecast issued today at 7:08 pm. Next forecast at approx. 7:08 am.Alltwern Wind Statistics June WindPembrey Sands Samos (26km)2026MayJuneStrongest 3 June, 202635.8mph SWAverage June20mphStrongest 19 May, 202633.6mph SAverage May10.1mphStrongest 27 January, 202649.2mph SAverage 202613mphClimate (2011–Present)Pembrey Sands Samos (26km)Take a look at our website widgetsAvailable free! Find Out MoreStrongest 18 February, 202264.9mph WNWAverage 2021–202611.9mphWind RoseAnnual (5 Year Average)5 Year Average Annual5 Year Average June17.5%10%2.5%CalmGaleJune Wind RoseJune (5 Year Average)5 Year Average Annual5 Year Average June17.5%10%2.5%CalmGaleGet WillyWeather+ to remove ads