Portnahaven Wind ForecastUnited KingdomSTArgyll and ButePortnahaven1-Day3-Day5-Day Graph Plots Open in Graphs Wind Forecast Met OfficeWind Real-Time Portnahaven wind forecast issued today at 1:09 am. Next forecast at approx. 1:09 pm.Portnahaven Wind Statistics October WindIslay/port Ellen (15km)2025SeptemberOctoberStrongest 1 October, 202515.7mph SAverage October8.9mphStrongest 7 September, 202533.6mph SEAverage September12.1mphStrongest 24 January, 202564.9mph WAverage 202510.8mphClimate (2011–Present)Islay/port Ellen (15km)Take a look at our website widgetsAvailable free! Find Out MoreStrongest 24 January, 202564.9mph WAverage 2020–202511.3mphWind RoseAnnual (5 Year Average)5 Year Average Annual5 Year Average October15%8.75%2.5%CalmStrong GaleOctober Wind RoseOctober (5 Year Average)5 Year Average Annual5 Year Average October37.5%20%2.5%CalmStrong GaleGet WillyWeather+ to remove ads