Johnston Wind ForecastUnited KingdomWLPembrokeshireJohnston1-Day3-Day5-Day Graph Plots Open in Graphs Wind Forecast Met OfficeWind Real-Time Johnston wind forecast issued today at 12:09 pm. Next forecast at approx. 12:09 am.Johnston Wind Statistics November WindMilford Haven C.b. (6km)2025OctoberNovemberStrongest 3 November, 202529.1mph SSWAverage November14.4mphStrongest 3 October, 202531.3mph SSWAverage October10.5mphStrongest 24 January, 202544.7mph SAverage 20259.1mphClimate (2011–Present)Milford Haven C.b. (6km)Take a look at our website widgetsAvailable free! Find Out MoreStrongest 7 December, 202444.7mph WAverage 2020–20259.3mphWind RoseAnnual (5 Year Average)5 Year Average Annual5 Year Average November17.5%10%2.5%CalmStrong GaleNovember Wind RoseNovember (5 Year Average)5 Year Average Annual5 Year Average November22.5%12.5%2.5%CalmStrong GaleGet WillyWeather+ to remove ads