Portslade-by-Sea Wind ForecastUnited KingdomSEEast SussexPortslade-by-Sea1-Day3-Day5-Day Graph Plots Open in Graphs Wind Forecast Met OfficeWind Real-Time Portslade-by-Sea wind forecast issued today at 1:13 pm. Next forecast at approx. 1:13 am.Portslade-by-Sea Wind Statistics May WindShoreham (5km)2026AprilMayStrongest 1 May, 202613.4mph ESEAverage May5.3mphStrongest 5 April, 202626.8mph SWAverage April8.9mphStrongest 12 March, 202631.3mph SSWAverage 20268.8mphClimate (2011–Present)Shoreham (5km)Take a look at our website widgetsAvailable free! Find Out MoreStrongest 18 February, 202244.7mph SWAverage 2021–20268.3mphWind RoseAnnual (5 Year Average)5 Year Average Annual5 Year Average May17.5%10%2.5%CalmGaleMay Wind RoseMay (5 Year Average)5 Year Average Annual5 Year Average May27.5%15%2.5%CalmGaleGet WillyWeather+ to remove ads