Mariandyrys Wind ForecastUnited KingdomWLIsle of AngleseyMariandyrys1-Day3-Day5-Day Graph Plots Open in Graphs Wind Forecast Met Office Swell Height and Direction Forecast NOAA WaveWatch IIIWind Real-Time Mariandyrys wind forecast issued today at 12:10 pm. Next forecast at approx. 12:10 am.Mariandyrys Wind Statistics December WindCapel Curig Saws (26km)2025NovemberDecemberStrongest 9 December, 202555.9mph SWAverage December20.5mphStrongest 3 November, 202547mph SWAverage November15.1mphStrongest 9 December, 202555.9mph SWAverage 202512.1mphClimate (2011–Present)Capel Curig Saws (26km)Take a look at our website widgetsAvailable free! Find Out MoreStrongest 21 January, 202458.2mph SWAverage 2020–202512.1mphWind RoseAnnual (5 Year Average)5 Year Average Annual5 Year Average December27.5%15%2.5%CalmStormDecember Wind RoseDecember (5 Year Average)5 Year Average Annual5 Year Average December35%18.75%2.5%CalmStormGet WillyWeather+ to remove ads