Southsea Castle Wind ForecastUnited KingdomSEHampshireSouthsea Castle1-Day3-Day5-Day Graph Plots Open in Graphs Wind Forecast Met OfficeWind Real-Time Southsea Castle wind forecast issued today at 1:09 am. Next forecast at approx. 1:09 pm.Southsea Castle Wind Statistics October WindThorney Island (12km)2025SeptemberOctoberStrongest 4 October, 202531.3mph WAverage October7.8mphStrongest 3 September, 202531.3mph SSWAverage September10.1mphStrongest 1 January, 202535.8mph SWAverage 20258.1mphClimate (2011–Present)Thorney Island (12km)Take a look at our website widgetsAvailable free! Find Out MoreStrongest 18 February, 202249.2mph WSWAverage 2020–20258.4mphWind 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