Portesham Wind ForecastUnited KingdomSWDorsetPortesham1-Day3-Day5-Day Graph Plots Open in Graphs Wind Forecast Met OfficeWind Real-Time Portesham wind forecast issued today at 7:11 am. Next forecast at approx. 7:11 pm.Portesham Wind Statistics April WindIsle Of Portland (18km)2025MarchAprilStrongest 16 April, 202544.7mph SWAverage April12.1mphStrongest 17 March, 202529.1mph EAverage March11.1mphStrongest 1 January, 202544.7mph SWAverage 202513mphClimate (2011–Present)Isle Of Portland (18km)Take a look at our website widgetsAvailable free! Find Out MoreStrongest 18 February, 202262.6mph WSWAverage 2020–202513.7mphWind RoseAnnual (5 Year Average)5 Year Average Annual5 Year Average April20%11.25%2.5%CalmGaleApril Wind RoseApril (5 Year Average)5 Year Average Annual5 Year Average April20%11.25%2.5%CalmGaleGet WillyWeather+ to remove ads