Forthill Wind ForecastUnited KingdomNIFermanaghForthill1-Day3-Day5-Day Graph Plots Open in Graphs Wind Forecast Met OfficeWind Real-Time Forthill wind forecast issued today at 1:08 pm. Next forecast at approx. 1:08 am. Wind Speed Wind GustForthill Wind Statistics August WindCastlederg (25km)2026JulyAugustStrongest 5 August, 202613.4mph WAverage August2.8mphStrongest 1 July, 202622.4mph WSWAverage July4.4mphStrongest 27 January, 202631.3mph EAverage 20265.6mphClimate (2021–2026)Castlederg (25km)Take a look at our website widgetsAvailable free! Find Out MoreStrongest 21 January, 202447mph WSWAverage 2021–20265.2mphWind RoseAnnual (5 Year Average)5 Year Average Annual5 Year Average August17.5%10%2.5%CalmNear GaleAugust Wind RoseAugust (5 Year Average)5 Year Average Annual5 Year Average August17.5%10%2.5%CalmNear GaleGet WillyWeather+ to remove ads