Thorn Island Wind ForecastUnited KingdomWLPembrokeshireThorn Island1-Day3-Day5-Day Graph Plots Open in Graphs Wind Forecast Met OfficeWind Real-Time Thorn Island wind forecast issued today at 6:09 pm. Next forecast at approx. 6:09 am.Thorn Island Wind Statistics January WindMilford Haven C.b. (4km)2026DecemberJanuaryStrongest 11 January, 202633.6mph SAverage January10.2mphStrongest 9 December, 202538mph SAverage December12.4mphStrongest 11 January, 202633.6mph SAverage 202610.2mphClimate (2011–Present)Milford Haven C.b. (4km)Take a look at our website widgetsAvailable free! Find Out MoreStrongest 7 December, 202444.7mph WAverage 2021–20269.3mphWind RoseAnnual (5 Year Average)5 Year Average Annual5 Year Average January17.5%10%2.5%CalmGaleJanuary Wind RoseJanuary (5 Year Average)5 Year Average Annual5 Year Average January15%8.75%2.5%CalmGaleGet WillyWeather+ to remove ads