Slack Head Wind ForecastUnited KingdomNWCumbriaSlack Head1-Day3-Day5-Day Graph Plots Open in Graphs Wind Forecast Met OfficeWind Real-Time Slack Head wind forecast issued yesterday at 7:12 pm. Next forecast at approx. 7:12 am.Slack Head Wind Statistics August WindWalney Island (32km)2025JulyAugustStrongest 4 August, 202526.8mph SSWAverage August9.7mphStrongest 7 July, 202526.8mph WNWAverage July8mphStrongest 24 January, 202544.7mph WSWAverage 20258.2mphClimate (2011–Present)Walney Island (32km)Take a look at our website widgetsAvailable free! Find Out MoreStrongest 13 November, 202344.7mph WAverage 2020–20258.9mphWind 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