Sion Mills Wind ForecastUnited KingdomNIStrabaneSion Mills1-Day3-Day5-Day Graph Plots Open in Graphs Wind Forecast Met OfficeWind Real-Time Sion Mills wind forecast issued today at 7:20 pm. Next forecast at approx. 7:20 am.Sion Mills Wind Statistics April WindCastlederg (11km)2024MarchAprilStrongest 6 April, 202431.3mph SSWAverage April9.5mphStrongest 19 March, 202426.8mph WSWAverage March6.9mphStrongest 21 January, 202447mph WSWAverage 20247.1mphClimate (2011–Present)Castlederg (11km)Take a look at our website widgetsAvailable free! Find Out MoreStrongest 21 January, 202447mph WSWAverage 2019–20245.5mphWind RoseAnnual (5 Year Average)5 Year Average Annual5 Year Average April17.5%10%2.5%CalmNear GaleApril Wind RoseApril (5 Year Average)5 Year Average Annual5 Year Average April37.5%20%2.5%CalmNear GaleGet an account to remove ads