Heol-ddu Wind ForecastUnited KingdomWLCarmarthenshireHeol-ddu1-Day3-Day5-Day Graph Plots Open in Graphs Wind Forecast Met OfficeWind Real-Time Heol-ddu wind forecast issued today at 12:11 am. Next forecast at approx. 12:11 pm.Heol-ddu Wind Statistics December WindPembrey Sands Samos (20km)2025NovemberDecemberStrongest 9 December, 202547mph SWAverage December18.4mphStrongest 1 November, 202547mph SWAverage November15.1mphStrongest 27 January, 202555.9mph SWAverage 202511.8mphClimate (2011–Present)Pembrey Sands Samos (20km)Take a look at our website widgetsAvailable free! Find Out MoreStrongest 18 February, 202264.9mph WNWAverage 2020–202511.7mphWind RoseAnnual (5 Year Average)5 Year Average Annual5 Year Average December17.5%10%2.5%CalmStormDecember Wind RoseDecember (5 Year Average)5 Year Average Annual5 Year Average December17.5%10%2.5%CalmStormGet WillyWeather+ to remove ads