Portsmouth Harbour - Fareham Marina Wind ForecastUnited KingdomSEHampshirePortsmouth Harbour - Fareham Marina1-Day3-Day5-Day Graph Plots Open in Graphs Wind Forecast Met OfficeWind Real-Time Portsmouth Harbour - Fareham Marina wind forecast issued today at 7:10 am. Next forecast at approx. 7:10 pm. Wind Speed Wind GustPortsmouth Harbour - Fareham Marina Wind Statistics October WindThorney Island (18 km)2026SeptemberOctoberStrongest 9 October, 202620.1 mph WSWAverage October5.5 mphStrongest 4 September, 202624.6 mph WSWAverage September7.8 mphStrongest 24 March, 202635.8 mph WAverage 20268.4 mphClimate (2021–2026)Thorney Island (18 km)Take a look at our website widgetsAvailable free! Find Out MoreStrongest 18 February, 202249.2 mph WSWAverage 2021–20268.5 mphWind 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 October27.5%15%2.5%CalmStrong GaleGet WillyWeather+ to remove ads